Base | Representation |
---|---|
bin | 1101101011101… |
… | …1001110011000 |
3 | 10222222201020200 |
4 | 3122323032120 |
5 | 104142434401 |
6 | 5410022200 |
7 | 1264543500 |
oct | 332731630 |
9 | 128881220 |
10 | 57389976 |
11 | 2a438a36 |
12 | 17277960 |
13 | bb74c87 |
14 | 789ca00 |
15 | 5089686 |
hex | 36bb398 |
57389976 has 72 divisors (see below), whose sum is σ = 180818820. Its totient is φ = 16396128.
The previous prime is 57389971. The next prime is 57389987. The reversal of 57389976 is 67998375.
It is a tau number, because it is divible by the number of its divisors (72).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (57389971) by changing a digit.
It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 4606 + ... + 11661.
Almost surely, 257389976 is an apocalyptic number.
57389976 is a gapful number since it is divisible by the number (56) formed by its first and last digit.
It is an amenable number.
57389976 is an abundant number, since it is smaller than the sum of its proper divisors (123428844).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
57389976 is a wasteful number, since it uses less digits than its factorization.
57389976 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 16293 (or 16279 counting only the distinct ones).
The product of its digits is 2857680, while the sum is 54.
The square root of 57389976 is about 7575.6172025783. The cubic root of 57389976 is about 385.7257934250.
The spelling of 57389976 in words is "fifty-seven million, three hundred eighty-nine thousand, nine hundred seventy-six".
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