Base | Representation |
---|---|
bin | 1101011110110… |
… | …1101001010101 |
3 | 10221101221011121 |
4 | 3113231221111 |
5 | 103434013200 |
6 | 5340003541 |
7 | 1254435520 |
oct | 327555125 |
9 | 127357147 |
10 | 56547925 |
11 | 29a13325 |
12 | 16b305b1 |
13 | b93b915 |
14 | 771dbb7 |
15 | 4e6ee1a |
hex | 35eda55 |
56547925 has 12 divisors (see below), whose sum is σ = 80136736. Its totient is φ = 38775600.
The previous prime is 56547923. The next prime is 56547943. The reversal of 56547925 is 52974565.
It is not a de Polignac number, because 56547925 - 21 = 56547923 is a prime.
It is a super-4 number, since 4×565479254 (a number of 32 digits) contains 4444 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (56547923) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 161391 + ... + 161740.
Almost surely, 256547925 is an apocalyptic number.
It is an amenable number.
56547925 is a deficient number, since it is larger than the sum of its proper divisors (23588811).
56547925 is a wasteful number, since it uses less digits than its factorization.
56547925 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 323148 (or 323143 counting only the distinct ones).
The product of its digits is 378000, while the sum is 43.
The square root of 56547925 is about 7519.8354370292. The cubic root of 56547925 is about 383.8299779900.
It can be divided in two parts, 565479 and 25, that added together give a square (565504 = 7522).
The spelling of 56547925 in words is "fifty-six million, five hundred forty-seven thousand, nine hundred twenty-five".
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