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13108379874 = 232684981371
BaseRepresentation
bin11000011010101001…
…00000000011100010
31020211112201200200220
430031110200003202
5203321221123444
610004422023510
7642560250642
oct141524400342
936745650626
1013108379874
11561737a8a7
122659b77b96
13130b98a7c5
148c4cdc522
1551ac0e619
hex30d5200e2

13108379874 has 16 divisors (see below), whose sum is σ = 26218058400. Its totient is φ = 4369243520.

The previous prime is 13108379827. The next prime is 13108379897. The reversal of 13108379874 is 47897380131.

It is a Curzon number.

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, 120409 + ... + 201779.

It is an arithmetic number, because the mean of its divisors is an integer number (1638628650).

Almost surely, 213108379874 is an apocalyptic number.

13108379874 is an abundant number, since it is smaller than the sum of its proper divisors (13109678526).

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

13108379874 is a wasteful number, since it uses less digits than its factorization.

13108379874 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 108225.

The product of its (nonzero) digits is 1016064, while the sum is 51.

The spelling of 13108379874 in words is "thirteen billion, one hundred eight million, three hundred seventy-nine thousand, eight hundred seventy-four".

Divisors: 1 2 3 6 26849 53698 80547 81371 161094 162742 244113 488226 2184729979 4369459958 6554189937 13108379874