Base | Representation |
---|---|
bin | 11110101000011… |
… | …01000010101101 |
3 | 122220111122100212 |
4 | 33110031002231 |
5 | 1011240021131 |
6 | 41255232205 |
7 | 6240035414 |
oct | 1724150255 |
9 | 586448325 |
10 | 256954541 |
11 | 122053828 |
12 | 72078665 |
13 | 4130900c |
14 | 261aa47b |
15 | 17859a2b |
hex | f50d0ad |
256954541 has 16 divisors (see below), whose sum is σ = 279474624. Its totient is φ = 235302144.
The previous prime is 256954519. The next prime is 256954543. The reversal of 256954541 is 145459652.
256954541 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a cyclic number.
It is not a de Polignac number, because 256954541 - 210 = 256953517 is a prime.
It is a super-2 number, since 2×2569545412 = 132051272281041362, which contains 22 as substring.
It is a Duffinian number.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (256954543) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 253151 + ... + 254163.
It is an arithmetic number, because the mean of its divisors is an integer number (17467164).
Almost surely, 2256954541 is an apocalyptic number.
It is an amenable number.
256954541 is a deficient number, since it is larger than the sum of its proper divisors (22520083).
256954541 is a wasteful number, since it uses less digits than its factorization.
256954541 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1420.
The product of its digits is 216000, while the sum is 41.
The square root of 256954541 is about 16029.8016519232. The cubic root of 256954541 is about 635.7486291207.
The spelling of 256954541 in words is "two hundred fifty-six million, nine hundred fifty-four thousand, five hundred forty-one".
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