Base | Representation |
---|---|
bin | 110101101001111110… |
… | …011110101010101111 |
3 | 12111201010012100020012 |
4 | 311221332132222233 |
5 | 1420442303423241 |
6 | 42244501043435 |
7 | 4106456455232 |
oct | 655176365257 |
9 | 174633170205 |
10 | 57612561071 |
11 | 2248487493a |
12 | b1ba3b657b |
13 | 5581c4ba30 |
14 | 2b07783419 |
15 | 1772d5d6eb |
hex | d69f9eaaf |
57612561071 has 8 divisors (see below), whose sum is σ = 62051417904. Its totient is φ = 53174721600.
The previous prime is 57612561029. The next prime is 57612561101. The reversal of 57612561071 is 17016521675.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 57612561071 - 226 = 57545452207 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (57612561001) 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, 134630 + ... + 365171.
It is an arithmetic number, because the mean of its divisors is an integer number (7756427238).
Almost surely, 257612561071 is an apocalyptic number.
57612561071 is a deficient number, since it is larger than the sum of its proper divisors (4438856833).
57612561071 is a wasteful number, since it uses less digits than its factorization.
57612561071 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 508681.
The product of its (nonzero) digits is 88200, while the sum is 41.
The spelling of 57612561071 in words is "fifty-seven billion, six hundred twelve million, five hundred sixty-one thousand, seventy-one".
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