Base | Representation |
---|---|
bin | 1101101011111… |
… | …0111110111010 |
3 | 11000000111100211 |
4 | 3122332332322 |
5 | 104143432440 |
6 | 5410221334 |
7 | 1264636411 |
oct | 332767672 |
9 | 130014324 |
10 | 57405370 |
11 | 2a449560 |
12 | 1728484a |
13 | bb7bc99 |
14 | 78a4478 |
15 | 508deea |
hex | 36befba |
57405370 has 32 divisors (see below), whose sum is σ = 113861376. Its totient is φ = 20664000.
The previous prime is 57405367. The next prime is 57405391. The reversal of 57405370 is 7350475.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8527 + ... + 13693.
It is an arithmetic number, because the mean of its divisors is an integer number (3558168).
Almost surely, 257405370 is an apocalyptic number.
57405370 is a deficient number, since it is larger than the sum of its proper divisors (56456006).
57405370 is a wasteful number, since it uses less digits than its factorization.
57405370 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5286.
The product of its (nonzero) digits is 14700, while the sum is 31.
The square root of 57405370 is about 7576.6331572803. The cubic root of 57405370 is about 385.7602787274.
It can be divided in two parts, 57405 and 370, that added together give a palindrome (57775).
The spelling of 57405370 in words is "fifty-seven million, four hundred five thousand, three hundred seventy".
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