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56701250 = 25445361
BaseRepresentation
bin1101100001001…
…1000101000010
310221200201111022
43120103011002
5104003420000
65343145442
71255644524
oct330230502
9127621438
1056701250
112a008541
1216ba5282
13b993648
14775da14
154ea0585
hex3613142

56701250 has 20 divisors (see below), whose sum is σ = 106283166. Its totient is φ = 22680000.

The previous prime is 56701243. The next prime is 56701303. The reversal of 56701250 is 5210765.

It can be written as a sum of positive squares in 5 ways, for example, as 3396649 + 53304601 = 1843^2 + 7301^2 .

It is a hoax number, since the sum of its digits (26) coincides with the sum of the digits of its distinct prime factors.

It is an alternating number because its digits alternate between odd and even.

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 21431 + ... + 23930.

Almost surely, 256701250 is an apocalyptic number.

56701250 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

56701250 is a deficient number, since it is larger than the sum of its proper divisors (49581916).

56701250 is an equidigital number, since it uses as much as digits as its factorization.

56701250 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45383 (or 45368 counting only the distinct ones).

The product of its (nonzero) digits is 2100, while the sum is 26.

The square root of 56701250 is about 7530.0232403360. The cubic root of 56701250 is about 384.1765726218.

The spelling of 56701250 in words is "fifty-six million, seven hundred one thousand, two hundred fifty".

Divisors: 1 2 5 10 25 50 125 250 625 1250 45361 90722 226805 453610 1134025 2268050 5670125 11340250 28350625 56701250