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56142498 = 239357083
BaseRepresentation
bin1101011000101…
…0101010100010
310220122100000210
43112022222202
5103333024443
65323154550
71251126516
oct326125242
9126570023
1056142498
1129766765
1216975a56
13b829219
147656146
154ddec33
hex358aaa2

56142498 has 8 divisors (see below), whose sum is σ = 112285008. Its totient is φ = 18714164.

The previous prime is 56142451. The next prime is 56142523. The reversal of 56142498 is 89424165.

It is a sphenic number, since it is the product of 3 distinct primes.

56142498 is an admirable 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, 4678536 + ... + 4678547.

It is an arithmetic number, because the mean of its divisors is an integer number (14035626).

Almost surely, 256142498 is an apocalyptic number.

56142498 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

56142498 is a wasteful number, since it uses less digits than its factorization.

56142498 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9357088.

The product of its digits is 69120, while the sum is 39.

The square root of 56142498 is about 7492.8297725225. The cubic root of 56142498 is about 382.9104722491.

The spelling of 56142498 in words is "fifty-six million, one hundred forty-two thousand, four hundred ninety-eight".

Divisors: 1 2 3 6 9357083 18714166 28071249 56142498