Base | Representation |
---|---|
bin | 110101011101100101… |
… | …110011100000101011 |
3 | 12111011122012021022202 |
4 | 311131211303200223 |
5 | 1420031110010001 |
6 | 42212115210415 |
7 | 4101354314360 |
oct | 653545634053 |
9 | 174148167282 |
10 | 57404766251 |
11 | 22388548588 |
12 | b1608a6a0b |
13 | 554ab95811 |
14 | 2ac7d32467 |
15 | 175e9b496b |
hex | d5d97382b |
57404766251 has 16 divisors (see below), whose sum is σ = 65861808384. Its totient is φ = 49011947424.
The previous prime is 57404766247. The next prime is 57404766257. The reversal of 57404766251 is 15266740475.
It is a cyclic number.
It is not a de Polignac number, because 57404766251 - 22 = 57404766247 is a prime.
It is a super-3 number, since 3×574047662513 (a number of 33 digits) contains 333 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 57404766196 and 57404766205.
It is not an unprimeable number, because it can be changed into a prime (57404766257) 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, 9848600 + ... + 9854426.
It is an arithmetic number, because the mean of its divisors is an integer number (4116363024).
Almost surely, 257404766251 is an apocalyptic number.
57404766251 is a deficient number, since it is larger than the sum of its proper divisors (8457042133).
57404766251 is a wasteful number, since it uses less digits than its factorization.
57404766251 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 11090.
The product of its (nonzero) digits is 1411200, while the sum is 47.
The spelling of 57404766251 in words is "fifty-seven billion, four hundred four million, seven hundred sixty-six thousand, two hundred fifty-one".
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