Base | Representation |
---|---|
bin | 111001110010000110011100… |
… | …111100011111111011011100 |
3 | 1020022210201221212201222120111 |
4 | 321302012130330133323130 |
5 | 231302142410034322030 |
6 | 2300254231311055404 |
7 | 104346253535332054 |
oct | 7162063474377334 |
9 | 1208721855658514 |
10 | 254131553042140 |
11 | 73a7964a550734 |
12 | 24604492b11564 |
13 | aba566c356347 |
14 | 46a8065dc6564 |
15 | 1e5a82904362a |
hex | e7219cf1fedc |
254131553042140 has 24 divisors (see below), whose sum is σ = 537515658958320. Its totient is φ = 100921307394048.
The previous prime is 254131553042057. The next prime is 254131553042153. The reversal of 254131553042140 is 41240355131452.
It is a super-2 number, since 2×2541315530421402 (a number of 30 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 254131553042093 and 254131553042102.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (29) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 45707111077 + ... + 45707116636.
It is an arithmetic number, because the mean of its divisors is an integer number (22396485789930).
Almost surely, 2254131553042140 is an apocalyptic number.
254131553042140 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
254131553042140 is an abundant number, since it is smaller than the sum of its proper divisors (283384105916180).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
254131553042140 is a wasteful number, since it uses less digits than its factorization.
254131553042140 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 91414227861 (or 91414227859 counting only the distinct ones).
The product of its (nonzero) digits is 288000, while the sum is 40.
The spelling of 254131553042140 in words is "two hundred fifty-four trillion, one hundred thirty-one billion, five hundred fifty-three million, forty-two thousand, one hundred forty".
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