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56413380 = 2235940223
BaseRepresentation
bin1101011100110…
…0110011000100
310221011002121110
43113030303010
5103420212010
65333045020
71253335332
oct327146304
9127132543
1056413380
1129931231
1216a86770
13b8c25ca
1476c6b52
154e45120
hex35cccc4

56413380 has 24 divisors (see below), whose sum is σ = 157957632. Its totient is φ = 15043552.

The previous prime is 56413369. The next prime is 56413393. The reversal of 56413380 is 8331465.

56413380 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a hoax number, since the sum of its digits (30) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 470052 + ... + 470171.

It is an arithmetic number, because the mean of its divisors is an integer number (6581568).

Almost surely, 256413380 is an apocalyptic number.

It is an amenable number.

56413380 is an abundant number, since it is smaller than the sum of its proper divisors (101544252).

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

56413380 is a wasteful number, since it uses less digits than its factorization.

56413380 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 940235 (or 940233 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 30.

The square root of 56413380 is about 7510.8841024210. The cubic root of 56413380 is about 383.5253194998.

The spelling of 56413380 in words is "fifty-six million, four hundred thirteen thousand, three hundred eighty".

Divisors: 1 2 3 4 5 6 10 12 15 20 30 60 940223 1880446 2820669 3760892 4701115 5641338 9402230 11282676 14103345 18804460 28206690 56413380