The Number

2154

Two Thousand One Hundred and Fifty-Four

In Base 19 Nonadecimal Is

5i719

The numbers with a 19 subscript use Base 19 Nonadecimal notation.

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

Nearby Numbers

Positive, nonzero integers within three units

2151
5i419
Two Thousand One Hundred and Fifty-One in Base 19 Nonadecimal
2152
5i519
Two Thousand One Hundred and Fifty-Two in Base 19 Nonadecimal
2153
5i619
Two Thousand One Hundred and Fifty-Three in Base 19 Nonadecimal
2155
5i819
Two Thousand One Hundred and Fifty-Five in Base 19 Nonadecimal
2156
5i919
Two Thousand One Hundred and Fifty-Six in Base 19 Nonadecimal
2157
5ia19
Two Thousand One Hundred and Fifty-Seven in Base 19 Nonadecimal

Scientific Notation

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

2.154e3

Reciprocal

A number multiplied with its reciprocal is one.

0.00339a349c38a1419

The reciprocal of 2154 in Base 19 Nonadecimal.

Palindrome?

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

The number 5i719 is not a palindrome.

Not A Prime Number

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

Two thousand one hundred and fifty-four is a composite number with 8 total factors (including 1 and itself).   See primes in Base 19 Nonadecimal

A Composite

Composites have more than just these two factors.

Two thousand one hundred and fifty-four is a composite number with 8 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 two thousand one hundred and fifty-four has the following 3 prime factors:

2
219
Two in Base 19 Nonadecimal
3
319
Three in Base 19 Nonadecimal
359
ih19
Three Hundred and Fifty-Nine in Base 19 Nonadecimal

Prime Factorization

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

2191 · 3191 · ih191 = 5i719

Base Conversions

The number two thousand one hundred and fifty-four in 35 different bases