Base | Representation |
---|---|
bin | 1101110100110… |
… | …0001111101010 |
3 | 11001002220001202 |
4 | 3131030033222 |
5 | 104320441403 |
6 | 5430444202 |
7 | 1302566333 |
oct | 335141752 |
9 | 131086052 |
10 | 57983978 |
11 | 2a804248 |
12 | 17503662 |
13 | c022460 |
14 | 79b528a |
15 | 5155688 |
hex | 374c3ea |
57983978 has 8 divisors (see below), whose sum is σ = 93666468. Its totient is φ = 26761824.
The previous prime is 57983941. The next prime is 57984001. The reversal of 57983978 is 87938975.
It can be written as a sum of positive squares in 2 ways, for example, as 57410929 + 573049 = 7577^2 + 757^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1115051 + ... + 1115102.
Almost surely, 257983978 is an apocalyptic number.
57983978 is a deficient number, since it is larger than the sum of its proper divisors (35682490).
57983978 is a wasteful number, since it uses less digits than its factorization.
57983978 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2230168.
The product of its digits is 3810240, while the sum is 56.
The square root of 57983978 is about 7614.7211373759. The cubic root of 57983978 is about 387.0520175702.
The spelling of 57983978 in words is "fifty-seven million, nine hundred eighty-three thousand, nine hundred seventy-eight".
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