Base | Representation |
---|---|
bin | 1101101010100… |
… | …0110010001000 |
3 | 10222211212122001 |
4 | 3122220302020 |
5 | 104133030230 |
6 | 5404240344 |
7 | 1264110331 |
oct | 332506210 |
9 | 128755561 |
10 | 57314440 |
11 | 2a397207 |
12 | 172400b4 |
13 | bb49791 |
14 | 787d288 |
15 | 50720ca |
hex | 36a8c88 |
57314440 has 32 divisors (see below), whose sum is σ = 133407000. Its totient is φ = 22134784.
The previous prime is 57314437. The next prime is 57314447. The reversal of 57314440 is 4441375.
It can be written as a sum of positive squares in 4 ways, for example, as 43639236 + 13675204 = 6606^2 + 3698^2 .
It is a junction number, because it is equal to n+sod(n) for n = 57314399 and 57314408.
It is not an unprimeable number, because it can be changed into a prime (57314447) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23545 + ... + 25864.
Almost surely, 257314440 is an apocalyptic number.
It is an amenable number.
57314440 is an abundant number, since it is smaller than the sum of its proper divisors (76092560).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
57314440 is a wasteful number, since it uses less digits than its factorization.
57314440 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 49449 (or 49445 counting only the distinct ones).
The product of its (nonzero) digits is 6720, while the sum is 28.
The square root of 57314440 is about 7570.6300926673. The cubic root of 57314440 is about 385.5564898996.
The spelling of 57314440 in words is "fifty-seven million, three hundred fourteen thousand, four hundred forty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.063 sec. • engine limits •