Base | Representation |
---|---|
bin | 1101110100111… |
… | …0110111000001 |
3 | 11001010102202110 |
4 | 3131032313001 |
5 | 104321312224 |
6 | 5431005533 |
7 | 1302642504 |
oct | 335166701 |
9 | 131112673 |
10 | 57994689 |
11 | 2a8112a5 |
12 | 175098a9 |
13 | c0272ac |
14 | 79b913b |
15 | 5158929 |
hex | 374edc1 |
57994689 has 4 divisors (see below), whose sum is σ = 77326256. Its totient is φ = 38663124.
The previous prime is 57994687. The next prime is 57994691. The reversal of 57994689 is 98649975.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is an interprime number because it is at equal distance from previous prime (57994687) and next prime (57994691).
It is not a de Polignac number, because 57994689 - 21 = 57994687 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (57994681) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9665779 + ... + 9665784.
It is an arithmetic number, because the mean of its divisors is an integer number (19331564).
Almost surely, 257994689 is an apocalyptic number.
It is an amenable number.
57994689 is a deficient number, since it is larger than the sum of its proper divisors (19331567).
57994689 is a wasteful number, since it uses less digits than its factorization.
57994689 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 19331566.
The product of its digits is 4898880, while the sum is 57.
The square root of 57994689 is about 7615.4244136489. The cubic root of 57994689 is about 387.0758486298.
The spelling of 57994689 in words is "fifty-seven million, nine hundred ninety-four thousand, six hundred eighty-nine".
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