Base | Representation |
---|---|
bin | 110101011110100010… |
… | …010010000001100100 |
3 | 12111012202000201102001 |
4 | 311132202102001210 |
5 | 1420044134314001 |
6 | 42213443055044 |
7 | 4101636134014 |
oct | 653642220144 |
9 | 174182021361 |
10 | 57420619876 |
11 | 22396496654 |
12 | b166071484 |
13 | 5551256869 |
14 | 2aca09bc44 |
15 | 1761097001 |
hex | d5e892064 |
57420619876 has 9 divisors (see below), whose sum is σ = 100486923481. Its totient is φ = 28710070312.
The previous prime is 57420619871. The next prime is 57420619897. The reversal of 57420619876 is 67891602475.
The square root of 57420619876 is 239626.
It is a perfect power (a square), and thus also a powerful number.
It can be written as a sum of positive squares in only one way, i.e., 30663512100 + 26757107776 = 175110^2 + 163576^2 .
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (57420619871) by changing a digit.
It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 419346 + ... + 539158.
Almost surely, 257420619876 is an apocalyptic number.
57420619876 is the 239626-th square number.
It is an amenable number.
57420619876 is a deficient number, since it is larger than the sum of its proper divisors (43066303605).
57420619876 is an frugal number, since it uses more digits than its factorization.
57420619876 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 239630 (or 119815 counting only the distinct ones).
The product of its (nonzero) digits is 5080320, while the sum is 55.
The spelling of 57420619876 in words is "fifty-seven billion, four hundred twenty million, six hundred nineteen thousand, eight hundred seventy-six".
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