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56125135 = 5111020457
BaseRepresentation
bin1101011000011…
…0011011001111
310220121110012201
43112012123033
5103332001020
65322542331
71251025063
oct326063317
9126543181
1056125135
1129754710
12169679a7
13b821351
14764daa3
154dd9a0a
hex35866cf

56125135 has 8 divisors (see below), whose sum is σ = 73472976. Its totient is φ = 40818240.

The previous prime is 56125123. The next prime is 56125141. The reversal of 56125135 is 53152165.

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

It is not a de Polignac number, because 56125135 - 211 = 56123087 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 510174 + ... + 510283.

It is an arithmetic number, because the mean of its divisors is an integer number (9184122).

Almost surely, 256125135 is an apocalyptic number.

56125135 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

56125135 is a deficient number, since it is larger than the sum of its proper divisors (17347841).

56125135 is a wasteful number, since it uses less digits than its factorization.

56125135 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1020473.

The product of its digits is 4500, while the sum is 28.

The square root of 56125135 is about 7491.6710418971. The cubic root of 56125135 is about 382.8709943712.

The spelling of 56125135 in words is "fifty-six million, one hundred twenty-five thousand, one hundred thirty-five".

Divisors: 1 5 11 55 1020457 5102285 11225027 56125135