Base | Representation |
---|---|
bin | 110100101100001011… |
… | …101000010111010110 |
3 | 12102000212101111120210 |
4 | 310230023220113112 |
5 | 1411331402240040 |
6 | 41553544110250 |
7 | 4042000355223 |
oct | 645413502726 |
9 | 172025344523 |
10 | 56575821270 |
11 | 21aa2637991 |
12 | ab6b165386 |
13 | 5448219c27 |
14 | 2a49bd094a |
15 | 1711d21480 |
hex | d2c2e85d6 |
56575821270 has 64 divisors (see below), whose sum is σ = 136651458240. Its totient is φ = 14990481408.
The previous prime is 56575821241. The next prime is 56575821271. The reversal of 56575821270 is 7212857565.
56575821270 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (56575821271) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4775274 + ... + 4787106.
It is an arithmetic number, because the mean of its divisors is an integer number (2135179035).
Almost surely, 256575821270 is an apocalyptic number.
56575821270 is an abundant number, since it is smaller than the sum of its proper divisors (80075636970).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
56575821270 is a wasteful number, since it uses less digits than its factorization.
56575821270 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 12849.
The product of its (nonzero) digits is 1176000, while the sum is 48.
The spelling of 56575821270 in words is "fifty-six billion, five hundred seventy-five million, eight hundred twenty-one thousand, two hundred seventy".
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