Base | Representation |
---|---|
bin | 1101100001010… |
… | …0000101010001 |
3 | 10221200221010120 |
4 | 3120110011101 |
5 | 104004032421 |
6 | 5343220453 |
7 | 1255662516 |
oct | 330240521 |
9 | 127627116 |
10 | 56705361 |
11 | 2a010639 |
12 | 16ba7729 |
13 | b99548b |
14 | 776130d |
15 | 4ea18c6 |
hex | 3614151 |
56705361 has 4 divisors (see below), whose sum is σ = 75607152. Its totient is φ = 37803572.
The previous prime is 56705323. The next prime is 56705381. The reversal of 56705361 is 16350765.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 56705361 - 29 = 56704849 is a prime.
It is a super-2 number, since 2×567053612 = 6430995932280642, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (56705381) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9450891 + ... + 9450896.
It is an arithmetic number, because the mean of its divisors is an integer number (18901788).
Almost surely, 256705361 is an apocalyptic number.
It is an amenable number.
56705361 is a deficient number, since it is larger than the sum of its proper divisors (18901791).
56705361 is a wasteful number, since it uses less digits than its factorization.
56705361 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 18901790.
The product of its (nonzero) digits is 18900, while the sum is 33.
The square root of 56705361 is about 7530.2962093134. The cubic root of 56705361 is about 384.1858570245.
The spelling of 56705361 in words is "fifty-six million, seven hundred five thousand, three hundred sixty-one".
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