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13489905170 = 257397485423
BaseRepresentation
bin11001001000000111…
…11001111000010010
31021211010122012000102
430210003321320102
5210111403431140
610110331252402
7655202205410
oct144403717022
937733565012
1013489905170
1157a2777465
1227458aa102
13136ca31011
1491d8542b0
1553e473e15
hex3240f9e12

13489905170 has 32 divisors (see below), whose sum is σ = 27820620288. Its totient is φ = 4613450688.

The previous prime is 13489905151. The next prime is 13489905181. The reversal of 13489905170 is 7150998431.

It is a super-3 number, since 3×134899051703 (a number of 31 digits) contains 333 as substring.

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, 214922 + ... + 270501.

It is an arithmetic number, because the mean of its divisors is an integer number (869394384).

Almost surely, 213489905170 is an apocalyptic number.

13489905170 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13489905170 is an abundant number, since it is smaller than the sum of its proper divisors (14330715118).

13489905170 is a wasteful number, since it uses less digits than its factorization.

13489905170 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 485834.

The product of its (nonzero) digits is 272160, while the sum is 47.

The spelling of 13489905170 in words is "thirteen billion, four hundred eighty-nine million, nine hundred five thousand, one hundred seventy".

Divisors: 1 2 5 7 10 14 35 70 397 794 1985 2779 3970 5558 13895 27790 485423 970846 2427115 3397961 4854230 6795922 16989805 33979610 192712931 385425862 963564655 1348990517 1927129310 2697981034 6744952585 13489905170