Base | Representation |
---|---|
bin | 110101010010011011… |
… | …100011001010100000 |
3 | 12110200120212121101111 |
4 | 311102123203022200 |
5 | 1414140141402410 |
6 | 42141350113104 |
7 | 4063621652560 |
oct | 652233431240 |
9 | 173616777344 |
10 | 57217528480 |
11 | 222a1892022 |
12 | b10a04b794 |
13 | 551b159438 |
14 | 2aab112da0 |
15 | 174d32bb8a |
hex | d526e32a0 |
57217528480 has 96 divisors (see below), whose sum is σ = 156603815424. Its totient is φ = 19348678656.
The previous prime is 57217528469. The next prime is 57217528517. The reversal of 57217528480 is 8482571275.
It is a happy number.
It is a super-2 number, since 2×572175284802 (a number of 22 digits) contains 22 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 268152 + ... + 431671.
It is an arithmetic number, because the mean of its divisors is an integer number (1631289744).
Almost surely, 257217528480 is an apocalyptic number.
It is an amenable number.
57217528480 is an abundant number, since it is smaller than the sum of its proper divisors (99386286944).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
57217528480 is a wasteful number, since it uses less digits than its factorization.
57217528480 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 699918 (or 699910 counting only the distinct ones).
The product of its (nonzero) digits is 1254400, while the sum is 49.
The spelling of 57217528480 in words is "fifty-seven billion, two hundred seventeen million, five hundred twenty-eight thousand, four hundred eighty".
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