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56376280 = 2351409407
BaseRepresentation
bin1101011100001…
…1101111011000
310221002012201101
43113003233120
5103413020110
65332201144
71253122222
oct327035730
9127065641
1056376280
1129906374
1216a691b4
13b8ab75c
1476b7412
154e3913a
hex35c3bd8

56376280 has 16 divisors (see below), whose sum is σ = 126846720. Its totient is φ = 22550496.

The previous prime is 56376277. The next prime is 56376293. The reversal of 56376280 is 8267365.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 704664 + ... + 704743.

It is an arithmetic number, because the mean of its divisors is an integer number (7927920).

Almost surely, 256376280 is an apocalyptic number.

It is an amenable number.

56376280 is an abundant number, since it is smaller than the sum of its proper divisors (70470440).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

56376280 is a wasteful number, since it uses less digits than its factorization.

56376280 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1409418 (or 1409414 counting only the distinct ones).

The product of its (nonzero) digits is 60480, while the sum is 37.

The square root of 56376280 is about 7508.4139470330. The cubic root of 56376280 is about 383.4412265083.

The spelling of 56376280 in words is "fifty-six million, three hundred seventy-six thousand, two hundred eighty".

Divisors: 1 2 4 5 8 10 20 40 1409407 2818814 5637628 7047035 11275256 14094070 28188140 56376280