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13260375705 = 35317125657
BaseRepresentation
bin11000101100110000…
…10100011010011001
31021020010201212210010
430112120110122121
5204124124010310
610031451512133
7646414222323
oct142630243231
937203655703
1013260375705
115695155595
1226a0a58649
131334307c75
148db186613
15529235320
hex316614699

13260375705 has 48 divisors (see below), whose sum is σ = 22217743872. Its totient is φ = 6746476800.

The previous prime is 13260375701. The next prime is 13260375719. The reversal of 13260375705 is 50757306231.

It is not a de Polignac number, because 13260375705 - 22 = 13260375701 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13260375701) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2341237 + ... + 2346893.

It is an arithmetic number, because the mean of its divisors is an integer number (462869664).

Almost surely, 213260375705 is an apocalyptic number.

13260375705 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

13260375705 is a deficient number, since it is larger than the sum of its proper divisors (8957368167).

13260375705 is an equidigital number, since it uses as much as digits as its factorization.

13260375705 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5838 (or 5767 counting only the distinct ones).

The product of its (nonzero) digits is 132300, while the sum is 39.

The spelling of 13260375705 in words is "thirteen billion, two hundred sixty million, three hundred seventy-five thousand, seven hundred five".

Divisors: 1 3 5 15 31 71 93 155 213 355 465 1065 2201 5041 5657 6603 11005 15123 16971 25205 28285 33015 75615 84855 156271 175367 401647 468813 526101 781355 876835 1204941 2008235 2344065 2630505 6024705 12451057 28516937 37353171 62255285 85550811 142584685 186765855 427754055 884025047 2652075141 4420125235 13260375705