The Number

42145

Forty-Two Thousand One Hundred and Forty-Five

In Base 11 Undecimal Is

2973411

The numbers with a 11 subscript use Base 11 Undecimal notation.

For more familiar numbers: See Forty-Two Thousand One Hundred and Forty-Five in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

42142
2973111
Forty-Two Thousand One Hundred and Forty-Two in Base 11 Undecimal
42143
2973211
Forty-Two Thousand One Hundred and Forty-Three in Base 11 Undecimal
42144
2973311
Forty-Two Thousand One Hundred and Forty-Four in Base 11 Undecimal
42146
2973511
Forty-Two Thousand One Hundred and Forty-Six in Base 11 Undecimal
42147
2973611
Forty-Two Thousand One Hundred and Forty-Seven in Base 11 Undecimal
42148
2973711
Forty-Two Thousand One Hundred and Forty-Eight in Base 11 Undecimal

Scientific Notation

Scientific notation expresses a quantity as the product of its significand with 10 raised to an integer exponent.

4.2145e4

Reciprocal

A number multiplied with its reciprocal is one.

0.0000390425023852532311

The reciprocal of 42145 in Base 11 Undecimal.

Palindrome?

A numerical palindrome has the same value when all of its digits are reversed.

The number 2973411 is not a palindrome.

Not A Prime Number

A prime number is a positive integer that is divisible only by itself and one.

Forty-two thousand one hundred and forty-five is a composite number with 4 total factors (including 1 and itself).   See primes in Base 11 Undecimal

A Composite

Composites have more than just these two factors.

Forty-two thousand one hundred and forty-five is a composite number with 4 total factors (including 1 and itself).

Prime Factors

The prime factors of a positive integer are the integers that divide it exactly and are also prime.

The number forty-two thousand one hundred and forty-five has the following 2 prime factors:

5
511
Five in Base 11 Undecimal
8429
637311
Eight Thousand Four Hundred and Twenty-Nine in Base 11 Undecimal

Prime Factorization

The prime factorization of a positive integer is the unique list of prime factors together with their multiplicities

5111 · 6373111 = 2973411

Base Conversions

The number forty-two thousand one hundred and forty-five in 35 different bases