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56129298 = 239354883
BaseRepresentation
bin1101011000011…
…1011100010010
310220121122220220
43112013130102
5103332114143
65323013510
71251043161
oct326073422
9126548826
1056129298
1129757855
121696a296
13b823204
1476513d8
154ddad83
hex3587712

56129298 has 8 divisors (see below), whose sum is σ = 112258608. Its totient is φ = 18709764.

The previous prime is 56129273. The next prime is 56129299. The reversal of 56129298 is 89292165.

56129298 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

56129298 is an admirable number.

It is an alternating number because its digits alternate between odd and even.

It is not an unprimeable number, because it can be changed into a prime (56129299) 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 3 ways as a sum of consecutive naturals, for example, 4677436 + ... + 4677447.

It is an arithmetic number, because the mean of its divisors is an integer number (14032326).

Almost surely, 256129298 is an apocalyptic number.

56129298 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.

56129298 is a wasteful number, since it uses less digits than its factorization.

56129298 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9354888.

The product of its digits is 77760, while the sum is 42.

The square root of 56129298 is about 7491.9488786296. The cubic root of 56129298 is about 382.8804604363.

The spelling of 56129298 in words is "fifty-six million, one hundred twenty-nine thousand, two hundred ninety-eight".

Divisors: 1 2 3 6 9354883 18709766 28064649 56129298