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15068117 = 71212227
BaseRepresentation
bin111001011110…
…101111010101
31001100112120102
4321132233111
512324134432
61254543445
7242035241
oct71365725
931315512
1015068117
118561999
125067b85
13317765c
142003421
1514c9962
hexe5ebd5

15068117 has 4 divisors (see below), whose sum is σ = 15280416. Its totient is φ = 14855820.

The previous prime is 15068107. The next prime is 15068161. The reversal of 15068117 is 71186051.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 15068117 - 24 = 15068101 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 15068117.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (15068107) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 106043 + ... + 106184.

It is an arithmetic number, because the mean of its divisors is an integer number (3820104).

Almost surely, 215068117 is an apocalyptic number.

It is an amenable number.

15068117 is a deficient number, since it is larger than the sum of its proper divisors (212299).

15068117 is an equidigital number, since it uses as much as digits as its factorization.

15068117 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 212298.

The product of its (nonzero) digits is 1680, while the sum is 29.

The square root of 15068117 is about 3881.7672521675. The cubic root of 15068117 is about 246.9939570279.

The spelling of 15068117 in words is "fifteen million, sixty-eight thousand, one hundred seventeen".

Divisors: 1 71 212227 15068117