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56895980 = 2254995701
BaseRepresentation
bin1101100100001…
…0100111101100
310222001121121112
43121002213230
5104031132410
65351251152
71260415331
oct331024754
9128047545
1056895980
112a130879
1217079ab8
13ba3117b
1477b0988
154edd105
hex36429ec

56895980 has 24 divisors (see below), whose sum is σ = 119742000. Its totient is φ = 22708800.

The previous prime is 56895947. The next prime is 56895983. The reversal of 56895980 is 8959865.

It is a happy number.

56895980 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (56895983) by changing a digit.

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, 7130 + ... + 12830.

It is an arithmetic number, because the mean of its divisors is an integer number (4989250).

Almost surely, 256895980 is an apocalyptic number.

It is an amenable number.

56895980 is an abundant number, since it is smaller than the sum of its proper divisors (62846020).

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

56895980 is a wasteful number, since it uses less digits than its factorization.

56895980 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6209 (or 6207 counting only the distinct ones).

The product of its (nonzero) digits is 777600, while the sum is 50.

The square root of 56895980 is about 7542.9423967044. The cubic root of 56895980 is about 384.6158646763.

It can be divided in two parts, 56895 and 980, that added together give a palindrome (57875).

The spelling of 56895980 in words is "fifty-six million, eight hundred ninety-five thousand, nine hundred eighty".

Divisors: 1 2 4 5 10 20 499 998 1996 2495 4990 5701 9980 11402 22804 28505 57010 114020 2844799 5689598 11379196 14223995 28447990 56895980