Base | Representation |
---|---|
bin | 110100010000000000… |
… | …000100110110010101 |
3 | 12100210220202020010010 |
4 | 310100000010312111 |
5 | 1404344333431130 |
6 | 41435014350433 |
7 | 4024166613420 |
oct | 642000046625 |
9 | 170726666103 |
10 | 56103030165 |
11 | 2187a774a36 |
12 | aa5895b419 |
13 | 53a12a0590 |
14 | 2a030bc9b7 |
15 | 16d55800b0 |
hex | d10004d95 |
56103030165 has 64 divisors (see below), whose sum is σ = 116978674176. Its totient is φ = 22281633792.
The previous prime is 56103030143. The next prime is 56103030169.
56103030165 is nontrivially palindromic in base 10.
It is not a de Polignac number, because 56103030165 - 26 = 56103030101 is a prime.
It is an alternating number because its digits alternate between odd and even.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (56103030169) by changing a digit.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1185652 + ... + 1232061.
It is an arithmetic number, because the mean of its divisors is an integer number (1827791784).
Almost surely, 256103030165 is an apocalyptic number.
It is an amenable number.
56103030165 is an abundant number, since it is smaller than the sum of its proper divisors (60875644011).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
56103030165 is a wasteful number, since it uses less digits than its factorization.
56103030165 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2417758.
The product of its (nonzero) digits is 8100, while the sum is 30.
It can be divided in two parts, 561030 and 30165, that added together give a palindrome (591195).
The spelling of 56103030165 in words is "fifty-six billion, one hundred three million, thirty thousand, one hundred sixty-five".
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