Base | Representation |
---|---|
bin | 110101001011101110… |
… | …101100001100101011 |
3 | 12110101202022221100002 |
4 | 311023232230030223 |
5 | 1413422401340312 |
6 | 42122252333215 |
7 | 4061055250436 |
oct | 651356541453 |
9 | 173352287302 |
10 | 57105105707 |
11 | 22244386141 |
12 | b09847420b |
13 | 5500a863a0 |
14 | 2a9a20a81d |
15 | 17435214c2 |
hex | d4bbac32b |
57105105707 has 16 divisors (see below), whose sum is σ = 61934090400. Its totient is φ = 52338720000.
The previous prime is 57105105697. The next prime is 57105105713. The reversal of 57105105707 is 70750150175.
It is a cyclic number.
It is not a de Polignac number, because 57105105707 - 234 = 39925236523 is a prime.
It is not an unprimeable number, because it can be changed into a prime (57105105727) 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, 8153207 + ... + 8160207.
It is an arithmetic number, because the mean of its divisors is an integer number (3870880650).
Almost surely, 257105105707 is an apocalyptic number.
57105105707 is a deficient number, since it is larger than the sum of its proper divisors (4828984693).
57105105707 is a wasteful number, since it uses less digits than its factorization.
57105105707 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 11374.
The product of its (nonzero) digits is 42875, while the sum is 38.
The spelling of 57105105707 in words is "fifty-seven billion, one hundred five million, one hundred five thousand, seven hundred seven".
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