Base | Representation |
---|---|
bin | 1101010110111… |
… | …0000010100011 |
3 | 10220102101012022 |
4 | 3111232002203 |
5 | 103320302001 |
6 | 5320452055 |
7 | 1250130632 |
oct | 325560243 |
9 | 126371168 |
10 | 56025251 |
11 | 29696667 |
12 | 1691a02b |
13 | b7b7a49 |
14 | 7625519 |
15 | 4dba11b |
hex | 356e0a3 |
56025251 has 6 divisors (see below), whose sum is σ = 59515020. Its totient is φ = 52729376.
The previous prime is 56025247. The next prime is 56025253. The reversal of 56025251 is 15252065.
56025251 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 56025251 - 22 = 56025247 is a prime.
It is a super-2 number, since 2×560252512 = 6277657499226002, which contains 22 as substring.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 56025251.
It is not an unprimeable number, because it can be changed into a prime (56025253) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 96641 + ... + 97218.
It is an arithmetic number, because the mean of its divisors is an integer number (9919170).
Almost surely, 256025251 is an apocalyptic number.
56025251 is a deficient number, since it is larger than the sum of its proper divisors (3489769).
56025251 is a wasteful number, since it uses less digits than its factorization.
56025251 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 193893 (or 193876 counting only the distinct ones).
The product of its (nonzero) digits is 3000, while the sum is 26.
The square root of 56025251 is about 7485.0017368067. The cubic root of 56025251 is about 382.6437319913.
Subtracting from 56025251 its sum of digits (26), we obtain a square (56025225 = 74852).
The spelling of 56025251 in words is "fifty-six million, twenty-five thousand, two hundred fifty-one".
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