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15068814 = 2310923041
BaseRepresentation
bin111001011110…
…111010001110
31001100120112020
4321132322032
512324200224
61254551010
7242040255
oct71367216
931316466
1015068814
118562472
125068466
133177a77
14200379c
1514c9c79
hexe5ee8e

15068814 has 16 divisors (see below), whose sum is σ = 30415440. Its totient is φ = 4976640.

The previous prime is 15068813. The next prime is 15068831. The reversal of 15068814 is 41886051.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (15068813) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10867 + ... + 12174.

It is an arithmetic number, because the mean of its divisors is an integer number (1900965).

Almost surely, 215068814 is an apocalyptic number.

15068814 is an abundant number, since it is smaller than the sum of its proper divisors (15346626).

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

15068814 is a wasteful number, since it uses less digits than its factorization.

15068814 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23155.

The product of its (nonzero) digits is 7680, while the sum is 33.

The square root of 15068814 is about 3881.8570298248. The cubic root of 15068814 is about 246.9977653368.

The spelling of 15068814 in words is "fifteen million, sixty-eight thousand, eight hundred fourteen".

Divisors: 1 2 3 6 109 218 327 654 23041 46082 69123 138246 2511469 5022938 7534407 15068814