Base | Representation |
---|---|
bin | 110101100110101100… |
… | …010011101111100111 |
3 | 12111120021112020010020 |
4 | 311212230103233213 |
5 | 1420334202403322 |
6 | 42235212130223 |
7 | 4105220250402 |
oct | 654654235747 |
9 | 174507466106 |
10 | 57557466087 |
11 | 224567641a0 |
12 | b1a3a66973 |
13 | 55736cb554 |
14 | 2b00320d39 |
15 | 176d0c905c |
hex | d66b13be7 |
57557466087 has 16 divisors (see below), whose sum is σ = 83726509440. Its totient is φ = 34880580000.
The previous prime is 57557466077. The next prime is 57557466097. The reversal of 57557466087 is 78066475575.
It is an interprime number because it is at equal distance from previous prime (57557466077) and next prime (57557466097).
It is not a de Polignac number, because 57557466087 - 212 = 57557461991 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 57557466087.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (57557466017) 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, 409089 + ... + 531477.
It is an arithmetic number, because the mean of its divisors is an integer number (5232906840).
Almost surely, 257557466087 is an apocalyptic number.
57557466087 is a deficient number, since it is larger than the sum of its proper divisors (26169043353).
57557466087 is a wasteful number, since it uses less digits than its factorization.
57557466087 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 136654.
The product of its (nonzero) digits is 49392000, while the sum is 60.
The spelling of 57557466087 in words is "fifty-seven billion, five hundred fifty-seven million, four hundred sixty-six thousand, eighty-seven".
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