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13105046120 = 23513111172239
BaseRepresentation
bin11000011010001111…
…10010001001101000
31020211022110022122112
430031013302021220
5203314342433440
610004222341452
7642520024355
oct141507621150
936738408575
1013105046120
115615503131
122658a2a888
13130b09127a
148c46b162c
1551a7a1965
hex30d1f2268

13105046120 has 64 divisors (see below), whose sum is σ = 29751321600. Its totient is φ = 5195024640.

The previous prime is 13105046107. The next prime is 13105046161. The reversal of 13105046120 is 2164050131.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5851961 + ... + 5854199.

It is an arithmetic number, because the mean of its divisors is an integer number (464864400).

Almost surely, 213105046120 is an apocalyptic number.

13105046120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13105046120 is an abundant number, since it is smaller than the sum of its proper divisors (16646275480).

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

13105046120 is a wasteful number, since it uses less digits than its factorization.

13105046120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3498 (or 3494 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 23.

Adding to 13105046120 its reverse (2164050131), we get a palindrome (15269096251).

The spelling of 13105046120 in words is "thirteen billion, one hundred five million, forty-six thousand, one hundred twenty".

Divisors: 1 2 4 5 8 10 20 40 131 262 524 655 1048 1117 1310 2234 2239 2620 4468 4478 5240 5585 8936 8956 11170 11195 17912 22340 22390 44680 44780 89560 146327 292654 293309 585308 586618 731635 1170616 1173236 1463270 1466545 2346472 2500963 2926540 2933090 5001926 5853080 5866180 10003852 11732360 12504815 20007704 25009630 50019260 100038520 327626153 655252306 1310504612 1638130765 2621009224 3276261530 6552523060 13105046120