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15085068 = 2231257089
BaseRepresentation
bin111001100010…
…111000001100
31001101101211020
4321202320030
512330210233
61255154140
7242135535
oct71427014
931341736
1015085068
1185736a9
125075950
13318229b
14200968c
1514ce9b3
hexe62e0c

15085068 has 12 divisors (see below), whose sum is σ = 35198520. Its totient is φ = 5028352.

The previous prime is 15085067. The next prime is 15085087. The reversal of 15085068 is 86058051.

It is a tau number, because it is divible by the number of its divisors (12).

It is not an unprimeable number, because it can be changed into a prime (15085067) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 628533 + ... + 628556.

It is an arithmetic number, because the mean of its divisors is an integer number (2933210).

Almost surely, 215085068 is an apocalyptic number.

It is an amenable number.

15085068 is an abundant number, since it is smaller than the sum of its proper divisors (20113452).

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

15085068 is a wasteful number, since it uses less digits than its factorization.

15085068 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1257096 (or 1257094 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 33.

The square root of 15085068 is about 3883.9500511721. The cubic root of 15085068 is about 247.0865416014.

The spelling of 15085068 in words is "fifteen million, eighty-five thousand, sixty-eight".

Divisors: 1 2 3 4 6 12 1257089 2514178 3771267 5028356 7542534 15085068