Base | Representation |
---|---|
bin | 1101101011001… |
… | …1011000111010 |
3 | 10222221002020000 |
4 | 3122303120322 |
5 | 104140423012 |
6 | 5405213430 |
7 | 1264351101 |
oct | 332633072 |
9 | 128832200 |
10 | 57357882 |
11 | 2a41690a |
12 | 17261276 |
13 | bb6349a |
14 | 7891038 |
15 | 507eddc |
hex | 36b363a |
57357882 has 60 divisors (see below), whose sum is σ = 133425006. Its totient is φ = 18416160.
The previous prime is 57357857. The next prime is 57357887. The reversal of 57357882 is 28875375.
57357882 is a `hidden beast` number, since 5 + 73 + 578 + 8 + 2 = 666.
It can be written as a sum of positive squares in 3 ways, for example, as 32046921 + 25310961 = 5661^2 + 5031^2 .
It is not an unprimeable number, because it can be changed into a prime (57357887) by changing a digit.
It is a polite number, since it can be written in 29 ways as a sum of consecutive naturals, for example, 136032 + ... + 136452.
Almost surely, 257357882 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 57357882, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (66712503).
57357882 is an abundant number, since it is smaller than the sum of its proper divisors (76067124).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
57357882 is a wasteful number, since it uses less digits than its factorization.
57357882 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 493 (or 455 counting only the distinct ones).
The product of its digits is 470400, while the sum is 45.
The square root of 57357882 is about 7573.4986631015. The cubic root of 57357882 is about 385.6538773122.
The spelling of 57357882 in words is "fifty-seven million, three hundred fifty-seven thousand, eight hundred eighty-two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.074 sec. • engine limits •