Base | Representation |
---|---|
bin | 110100101100010001… |
… | …001110010001010101 |
3 | 12102000222010222112110 |
4 | 310230101032101111 |
5 | 1411332241143003 |
6 | 41554035341233 |
7 | 4042016002224 |
oct | 645421162125 |
9 | 172028128473 |
10 | 56577287253 |
11 | 21aa3449343 |
12 | ab6b751819 |
13 | 5448611286 |
14 | 2a4a092cbb |
15 | 1712010a03 |
hex | d2c44e455 |
56577287253 has 16 divisors (see below), whose sum is σ = 76187719296. Its totient is φ = 37342705920.
The previous prime is 56577287233. The next prime is 56577287267. The reversal of 56577287253 is 35278277565.
It is a de Polignac number, because none of the positive numbers 2k-56577287253 is a prime.
It is a super-3 number, since 3×565772872533 (a number of 33 digits) contains 333 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 56577287193 and 56577287202.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (56577287203) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1356673 + ... + 1397753.
It is an arithmetic number, because the mean of its divisors is an integer number (4761732456).
Almost surely, 256577287253 is an apocalyptic number.
It is an amenable number.
56577287253 is a deficient number, since it is larger than the sum of its proper divisors (19610432043).
56577287253 is a wasteful number, since it uses less digits than its factorization.
56577287253 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 45644.
The product of its digits is 24696000, while the sum is 57.
The spelling of 56577287253 in words is "fifty-six billion, five hundred seventy-seven million, two hundred eighty-seven thousand, two hundred fifty-three".
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