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15069013 = 53596179
BaseRepresentation
bin111001011110…
…111101010101
31001100120210121
4321132331111
512324202023
61254551541
7242040661
oct71367525
931316717
1015069013
118562633
1250685b1
133177b9b
1420038a1
1514c9d5d
hexe5ef55

15069013 has 16 divisors (see below), whose sum is σ = 16070400. Its totient is φ = 14114880.

The previous prime is 15069011. The next prime is 15069023. The reversal of 15069013 is 31096051.

It is a cyclic number.

It is not a de Polignac number, because 15069013 - 21 = 15069011 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (15069011) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 190708 + ... + 190786.

It is an arithmetic number, because the mean of its divisors is an integer number (1004400).

Almost surely, 215069013 is an apocalyptic number.

It is an amenable number.

15069013 is a deficient number, since it is larger than the sum of its proper divisors (1001387).

15069013 is an equidigital number, since it uses as much as digits as its factorization.

15069013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 252.

The product of its (nonzero) digits is 810, while the sum is 25.

The square root of 15069013 is about 3881.8826618021. The cubic root of 15069013 is about 246.9988526230.

The spelling of 15069013 in words is "fifteen million, sixty-nine thousand, thirteen".

Divisors: 1 53 59 61 79 3127 3233 3599 4187 4661 4819 190747 247033 255407 284321 15069013