Base | Representation |
---|---|
bin | 1101101111001… |
… | …1011010001001 |
3 | 11000102101220222 |
4 | 3123303122021 |
5 | 104222320410 |
6 | 5414555425 |
7 | 1266522434 |
oct | 333633211 |
9 | 130371828 |
10 | 57620105 |
11 | 2a585924 |
12 | 17368b75 |
13 | bc2594a |
14 | 791c81b |
15 | 50d2955 |
hex | 36f3689 |
57620105 has 4 divisors (see below), whose sum is σ = 69144132. Its totient is φ = 46096080.
The previous prime is 57620093. The next prime is 57620107. The reversal of 57620105 is 50102675.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 27237961 + 30382144 = 5219^2 + 5512^2 .
It is not a de Polignac number, because 57620105 - 218 = 57357961 is a prime.
It is a super-2 number, since 2×576201052 = 6640153000422050, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (57620107) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5762006 + ... + 5762015.
It is an arithmetic number, because the mean of its divisors is an integer number (17286033).
Almost surely, 257620105 is an apocalyptic number.
It is an amenable number.
57620105 is a deficient number, since it is larger than the sum of its proper divisors (11524027).
57620105 is a wasteful number, since it uses less digits than its factorization.
57620105 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 11524026.
The product of its (nonzero) digits is 2100, while the sum is 26.
The square root of 57620105 is about 7590.7908020179. The cubic root of 57620105 is about 386.2406818655.
The spelling of 57620105 in words is "fifty-seven million, six hundred twenty thousand, one hundred five".
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