Base | Representation |
---|---|
bin | 1101110001001… |
… | …0111111101100 |
3 | 11000122222101210 |
4 | 3130102333230 |
5 | 104240440414 |
6 | 5421434420 |
7 | 1300601562 |
oct | 334227754 |
9 | 130588353 |
10 | 57749484 |
11 | 2a664051 |
12 | 1740ba10 |
13 | bc6c7c0 |
14 | 7953a32 |
15 | 510ae59 |
hex | 3712fec |
57749484 has 48 divisors (see below), whose sum is σ = 148669920. Its totient is φ = 17333760.
The previous prime is 57749453. The next prime is 57749501. The reversal of 57749484 is 48494775.
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, 1882 + ... + 10910.
It is an arithmetic number, because the mean of its divisors is an integer number (3097290).
Almost surely, 257749484 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 57749484, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (74334960).
57749484 is an abundant number, since it is smaller than the sum of its proper divisors (90920436).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
57749484 is a wasteful number, since it uses less digits than its factorization.
57749484 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 9090 (or 9088 counting only the distinct ones).
The product of its digits is 1128960, while the sum is 48.
The square root of 57749484 is about 7599.3081264020. The cubic root of 57749484 is about 386.5295513967.
The spelling of 57749484 in words is "fifty-seven million, seven hundred forty-nine thousand, four hundred eighty-four".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.029 sec. • engine limits •