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15082130 = 257215459
BaseRepresentation
bin111001100010…
…001010010010
31001101020210102
4321202022102
512330112010
61255132402
7242124140
oct71421222
931336712
1015082130
118571478
125074102
133180b4b
142008590
1514cdba5
hexe62292

15082130 has 16 divisors (see below), whose sum is σ = 31026240. Its totient is φ = 5170992.

The previous prime is 15082097. The next prime is 15082141. The reversal of 15082130 is 3128051.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 107660 + ... + 107799.

It is an arithmetic number, because the mean of its divisors is an integer number (1939140).

Almost surely, 215082130 is an apocalyptic number.

15082130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

15082130 is an abundant number, since it is smaller than the sum of its proper divisors (15944110).

15082130 is a wasteful number, since it uses less digits than its factorization.

15082130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 215473.

The product of its (nonzero) digits is 240, while the sum is 20.

The square root of 15082130 is about 3883.5718095588. The cubic root of 15082130 is about 247.0704995260.

The spelling of 15082130 in words is "fifteen million, eighty-two thousand, one hundred thirty".

Divisors: 1 2 5 7 10 14 35 70 215459 430918 1077295 1508213 2154590 3016426 7541065 15082130