Base | Representation |
---|---|
bin | 1101110001010… |
… | …1101110010101 |
3 | 11000200112201202 |
4 | 3130111232111 |
5 | 104241320121 |
6 | 5422002245 |
7 | 1300646300 |
oct | 334255625 |
9 | 130615652 |
10 | 57760661 |
11 | 2a671492 |
12 | 17416385 |
13 | bc7490a |
14 | 7957b37 |
15 | 510e40b |
hex | 3715b95 |
57760661 has 12 divisors (see below), whose sum is σ = 67322700. Its totient is φ = 49412160.
The previous prime is 57760601. The next prime is 57760667. The reversal of 57760661 is 16606775.
57760661 is nontrivially palindromic in base 6.
It can be written as a sum of positive squares in 2 ways, for example, as 6280036 + 51480625 = 2506^2 + 7175^2 .
It is a de Polignac number, because none of the positive numbers 2k-57760661 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (57760667) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 36515 + ... + 38063.
It is an arithmetic number, because the mean of its divisors is an integer number (5610225).
Almost surely, 257760661 is an apocalyptic number.
It is an amenable number.
57760661 is a deficient number, since it is larger than the sum of its proper divisors (9562039).
57760661 is a wasteful number, since it uses less digits than its factorization.
57760661 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2324 (or 2317 counting only the distinct ones).
The product of its (nonzero) digits is 52920, while the sum is 38.
The square root of 57760661 is about 7600.0434867177. The cubic root of 57760661 is about 386.5544864657.
The spelling of 57760661 in words is "fifty-seven million, seven hundred sixty thousand, six hundred sixty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.067 sec. • engine limits •