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13182673980 = 2235731387319
BaseRepresentation
bin11000100011011111…
…11010010000111100
31021000201112020001110
430101233322100330
5203444231031410
610020034242020
7644451610560
oct142157722074
937021466043
1013182673980
115655304093
12267aa26310
1313211a0a08
148d0b1b6a0
155224d7720
hex311bfa43c

13182673980 has 48 divisors (see below), whose sum is σ = 42184558080. Its totient is φ = 3013182528.

The previous prime is 13182673979. The next prime is 13182673981. The reversal of 13182673980 is 8937628131.

It is an interprime number because it is at equal distance from previous prime (13182673979) and next prime (13182673981).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13182673981) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15693240 + ... + 15694079.

It is an arithmetic number, because the mean of its divisors is an integer number (878844960).

Almost surely, 213182673980 is an apocalyptic number.

13182673980 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13182673980 is an abundant number, since it is smaller than the sum of its proper divisors (29001884100).

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

13182673980 is a wasteful number, since it uses less digits than its factorization.

13182673980 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31387338 (or 31387336 counting only the distinct ones).

The product of its (nonzero) digits is 435456, while the sum is 48.

The spelling of 13182673980 in words is "thirteen billion, one hundred eighty-two million, six hundred seventy-three thousand, nine hundred eighty".

Divisors: 1 2 3 4 5 6 7 10 12 14 15 20 21 28 30 35 42 60 70 84 105 140 210 420 31387319 62774638 94161957 125549276 156936595 188323914 219711233 313873190 376647828 439422466 470809785 627746380 659133699 878844932 941619570 1098556165 1318267398 1883239140 2197112330 2636534796 3295668495 4394224660 6591336990 13182673980