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15065130 = 235502171
BaseRepresentation
bin111001011110…
…000000101010
31001100101110210
4321132000222
512324041010
61254521550
7242023443
oct71360052
931311423
1015065130
11855a723
1250662b6
1331761a2
1420022ca
1514c8b20
hexe5e02a

15065130 has 16 divisors (see below), whose sum is σ = 36156384. Its totient is φ = 4017360.

The previous prime is 15065107. The next prime is 15065137. The reversal of 15065130 is 3156051.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 15065097 and 15065106.

It is not an unprimeable number, because it can be changed into a prime (15065137) 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 7 ways as a sum of consecutive naturals, for example, 251056 + ... + 251115.

It is an arithmetic number, because the mean of its divisors is an integer number (2259774).

Almost surely, 215065130 is an apocalyptic number.

15065130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

15065130 is an abundant number, since it is smaller than the sum of its proper divisors (21091254).

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

15065130 is a wasteful number, since it uses less digits than its factorization.

15065130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 502181.

The product of its (nonzero) digits is 450, while the sum is 21.

The square root of 15065130 is about 3881.3824856615. The cubic root of 15065130 is about 246.9776351542.

The spelling of 15065130 in words is "fifteen million, sixty-five thousand, one hundred thirty".

Divisors: 1 2 3 5 6 10 15 30 502171 1004342 1506513 2510855 3013026 5021710 7532565 15065130