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13115030910 = 235676524891
BaseRepresentation
bin11000011011011011…
…10111110101111110
31020212000020121012120
430031231313311332
5203324421442120
610005220343410
7643000631502
oct141555676576
936760217176
1013115030910
115620102923
122660244b66
131310178c27
148c5b50302
1551b5c5140
hex30db77d7e

13115030910 has 32 divisors (see below), whose sum is σ = 31945871232. Its totient is φ = 3445141920.

The previous prime is 13115030909. The next prime is 13115030939. The reversal of 13115030910 is 1903051131.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3260436 + ... + 3264455.

It is an arithmetic number, because the mean of its divisors is an integer number (998308476).

Almost surely, 213115030910 is an apocalyptic number.

13115030910 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13115030910 is an abundant number, since it is smaller than the sum of its proper divisors (18830840322).

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

13115030910 is a wasteful number, since it uses less digits than its factorization.

13115030910 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6524968.

The product of its (nonzero) digits is 405, while the sum is 24.

The spelling of 13115030910 in words is "thirteen billion, one hundred fifteen million, thirty thousand, nine hundred ten".

Divisors: 1 2 3 5 6 10 15 30 67 134 201 335 402 670 1005 2010 6524891 13049782 19574673 32624455 39149346 65248910 97873365 195746730 437167697 874335394 1311503091 2185838485 2623006182 4371676970 6557515455 13115030910