Base | Representation |
---|---|
bin | 110101111001111001… |
… | …100101011010110001 |
3 | 12112101201220002102000 |
4 | 311321321211122301 |
5 | 1422014201312312 |
6 | 42331203044213 |
7 | 4116212306166 |
oct | 657171453261 |
9 | 175351802360 |
10 | 57879713457 |
11 | 22601653435 |
12 | b273970669 |
13 | 55c53b8677 |
14 | 2b3104606d |
15 | 178b52eadc |
hex | d79e656b1 |
57879713457 has 16 divisors (see below), whose sum is σ = 85754014080. Its totient is φ = 38583644976.
The previous prime is 57879713447. The next prime is 57879713473. The reversal of 57879713457 is 75431797875.
57879713457 is a `hidden beast` number, since 5 + 7 + 87 + 97 + 13 + 457 = 666.
It is not a de Polignac number, because 57879713457 - 210 = 57879712433 is a prime.
It is a super-2 number, since 2×578797134572 (a number of 22 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 57879713394 and 57879713403.
It is not an unprimeable number, because it can be changed into a prime (57879713447) 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, 335988 + ... + 478170.
It is an arithmetic number, because the mean of its divisors is an integer number (5359625880).
Almost surely, 257879713457 is an apocalyptic number.
It is an amenable number.
57879713457 is a deficient number, since it is larger than the sum of its proper divisors (27874300623).
57879713457 is a wasteful number, since it uses less digits than its factorization.
57879713457 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 157269 (or 157263 counting only the distinct ones).
The product of its digits is 51861600, while the sum is 63.
The spelling of 57879713457 in words is "fifty-seven billion, eight hundred seventy-nine million, seven hundred thirteen thousand, four hundred fifty-seven".
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