Base | Representation |
---|---|
bin | 1101100101110… |
… | …1011011001100 |
3 | 10222021012012220 |
4 | 3121131123030 |
5 | 104043141042 |
6 | 5353455340 |
7 | 1261353405 |
oct | 331353314 |
9 | 128235186 |
10 | 57005772 |
11 | 2a1a630a |
12 | 17111550 |
13 | ba6c135 |
14 | 77dc9ac |
15 | 50108ec |
hex | 365d6cc |
57005772 has 24 divisors (see below), whose sum is σ = 133761600. Its totient is φ = 18895056.
The previous prime is 57005747. The next prime is 57005791. The reversal of 57005772 is 27750075.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11122 + ... + 15417.
It is an arithmetic number, because the mean of its divisors is an integer number (5573400).
Almost surely, 257005772 is an apocalyptic number.
It is an amenable number.
57005772 is an abundant number, since it is smaller than the sum of its proper divisors (76755828).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
57005772 is a wasteful number, since it uses less digits than its factorization.
57005772 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 26725 (or 26723 counting only the distinct ones).
The product of its (nonzero) digits is 17150, while the sum is 33.
The square root of 57005772 is about 7550.2166856323. The cubic root of 57005772 is about 384.8631030685.
The spelling of 57005772 in words is "fifty-seven million, five thousand, seven hundred seventy-two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.068 sec. • engine limits •