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56701253 = 797113739
BaseRepresentation
bin1101100001001…
…1000101000101
310221200201111102
43120103011011
5104003420003
65343145445
71255644530
oct330230505
9127621442
1056701253
112a008544
1216ba5285
13b99364b
14775da17
154ea0588
hex3613145

56701253 has 16 divisors (see below), whose sum is σ = 66138240. Its totient is φ = 47609856.

The previous prime is 56701243. The next prime is 56701303. The reversal of 56701253 is 35210765.

It is not a de Polignac number, because 56701253 - 26 = 56701189 is a prime.

It is a super-4 number, since 4×567012534 (a number of 32 digits) contains 4444 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56701243) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 76358 + ... + 77096.

It is an arithmetic number, because the mean of its divisors is an integer number (4133640).

Almost surely, 256701253 is an apocalyptic number.

It is an amenable number.

56701253 is a deficient number, since it is larger than the sum of its proper divisors (9436987).

56701253 is a wasteful number, since it uses less digits than its factorization.

56701253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 956.

The product of its (nonzero) digits is 6300, while the sum is 29.

The square root of 56701253 is about 7530.0234395386. The cubic root of 56701253 is about 384.1765793973.

The spelling of 56701253 in words is "fifty-six million, seven hundred one thousand, two hundred fifty-three".

Divisors: 1 7 97 113 679 739 791 5173 10961 71683 76727 83507 501781 584549 8100179 56701253