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13130110 = 257187573
BaseRepresentation
bin110010000101…
…100101111110
3220201002010101
4302011211332
511330130420
61145231314
7216414130
oct62054576
926632111
1013130110
117458934
12449253a
1329494c6
141a5b050
15124560a
hexc8597e

13130110 has 16 divisors (see below), whose sum is σ = 27010656. Its totient is φ = 4501728.

The previous prime is 13130087. The next prime is 13130113. The reversal of 13130110 is 1103131.

It is a super-2 number, since 2×131301102 = 344799577224200, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13130113) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 93717 + ... + 93856.

It is an arithmetic number, because the mean of its divisors is an integer number (1688166).

Almost surely, 213130110 is an apocalyptic number.

13130110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13130110 is an abundant number, since it is smaller than the sum of its proper divisors (13880546).

13130110 is a wasteful number, since it uses less digits than its factorization.

13130110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 187587.

The product of its (nonzero) digits is 9, while the sum is 10.

The square root of 13130110 is about 3623.5493649183. The cubic root of 13130110 is about 235.9153076359.

Adding to 13130110 its reverse (1103131), we get a palindrome (14233241).

The spelling of 13130110 in words is "thirteen million, one hundred thirty thousand, one hundred ten".

Divisors: 1 2 5 7 10 14 35 70 187573 375146 937865 1313011 1875730 2626022 6565055 13130110