Base | Representation |
---|---|
bin | 11001100000000000010010… |
… | …11010011001101000111001 |
3 | 21100112202000122121020212001 |
4 | 30300000021122121220321 |
5 | 24322214103214313111 |
6 | 315132340433021001 |
7 | 14545205664333400 |
oct | 1460001132315071 |
9 | 240482018536761 |
10 | 56075250932281 |
11 | 1695a4202aa769 |
12 | 63579140b4761 |
13 | 2539b48036b29 |
14 | dbc0b1550637 |
15 | 6739a51ca1c1 |
hex | 330009699a39 |
56075250932281 has 27 divisors (see below), whose sum is σ = 65360104301583. Its totient is φ = 47969114311440.
The previous prime is 56075250932273. The next prime is 56075250932359. The reversal of 56075250932281 is 18223905257065.
The square root of 56075250932281 is 7488341.
It is a perfect power (a square), and thus also a powerful number.
It can be written as a sum of positive squares in only one way, i.e., 15310856842281 + 40764394090000 = 3912909^2 + 6384700^2 .
It is not a de Polignac number, because 56075250932281 - 23 = 56075250932273 is a prime.
It is a super-2 number, since 2×560752509322812 (a number of 28 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (56075250932681) by changing a digit.
It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 43035495076 + ... + 43035496378.
Almost surely, 256075250932281 is an apocalyptic number.
56075250932281 is the 7488341-st square number.
56075250932281 is the 3744171-st centered octagonal number.
It is an amenable number.
56075250932281 is a deficient number, since it is larger than the sum of its proper divisors (9284853369302).
56075250932281 is an frugal number, since it uses more digits than its factorization.
56075250932281 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4262 (or 2131 counting only the distinct ones).
The product of its (nonzero) digits is 9072000, while the sum is 55.
The spelling of 56075250932281 in words is "fifty-six trillion, seventy-five billion, two hundred fifty million, nine hundred thirty-two thousand, two hundred eighty-one".
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