Base | Representation |
---|---|
bin | 1101110100101… |
… | …1010011100010 |
3 | 11001002200210020 |
4 | 3131023103202 |
5 | 104320331010 |
6 | 5430414310 |
7 | 1302552165 |
oct | 335132342 |
9 | 131080706 |
10 | 57980130 |
11 | 2a80136a |
12 | 17501396 |
13 | c020790 |
14 | 79b3adc |
15 | 5154470 |
hex | 374b4e2 |
57980130 has 32 divisors (see below), whose sum is σ = 149857344. Its totient is φ = 14271936.
The previous prime is 57980129. The next prime is 57980141. The reversal of 57980130 is 3108975.
It is a junction number, because it is equal to n+sod(n) for n = 57980091 and 57980100.
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, 73944 + ... + 74723.
It is an arithmetic number, because the mean of its divisors is an integer number (4683042).
Almost surely, 257980130 is an apocalyptic number.
57980130 is an abundant number, since it is smaller than the sum of its proper divisors (91877214).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
57980130 is a wasteful number, since it uses less digits than its factorization.
57980130 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 148690.
The product of its (nonzero) digits is 7560, while the sum is 33.
The square root of 57980130 is about 7614.4684647059. The cubic root of 57980130 is about 387.0434553824.
The spelling of 57980130 in words is "fifty-seven million, nine hundred eighty thousand, one hundred thirty".
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