Base | Representation |
---|---|
bin | 11110100001111… |
… | …01111001000110 |
3 | 122211220112110102 |
4 | 33100331321012 |
5 | 1011030343204 |
6 | 41225124102 |
7 | 6226602611 |
oct | 1720757106 |
9 | 584815412 |
10 | 256106054 |
11 | 1216242a6 |
12 | 71929632 |
13 | 4109ca59 |
14 | 26029178 |
15 | 1773d41e |
hex | f43de46 |
256106054 has 16 divisors (see below), whose sum is σ = 428166000. Its totient is φ = 114177024.
The previous prime is 256106029. The next prime is 256106057. The reversal of 256106054 is 450601652.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (256106057) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 197579 + ... + 198870.
It is an arithmetic number, because the mean of its divisors is an integer number (26760375).
Almost surely, 2256106054 is an apocalyptic number.
256106054 is a deficient number, since it is larger than the sum of its proper divisors (172059946).
256106054 is a wasteful number, since it uses less digits than its factorization.
256106054 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 396487.
The product of its (nonzero) digits is 7200, while the sum is 29.
The square root of 256106054 is about 16003.3138443261. The cubic root of 256106054 is about 635.0480910940.
The spelling of 256106054 in words is "two hundred fifty-six million, one hundred six thousand, fifty-four".
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