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13431466260 = 22325142752291
BaseRepresentation
bin11001000001001001…
…11110100100010100
31021200001200011220100
430200210332210110
5210001423410020
610100442534100
7653562402522
oct144044764424
937601604810
1013431466260
115772792443
12272a207330
1313608ac794
14915ba1312
1553927da90
hex32093e914

13431466260 has 72 divisors (see below), whose sum is σ = 40771444896. Its totient is φ = 3579145920.

The previous prime is 13431466253. The next prime is 13431466273. The reversal of 13431466260 is 6266413431.

13431466260 is a `hidden beast` number, since 13 + 4 + 3 + 14 + 6 + 626 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 230715 + ... + 283005.

It is an arithmetic number, because the mean of its divisors is an integer number (566270068).

Almost surely, 213431466260 is an apocalyptic number.

13431466260 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13431466260 is an abundant number, since it is smaller than the sum of its proper divisors (27339978636).

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

13431466260 is a wasteful number, since it uses less digits than its factorization.

13431466260 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53733 (or 53728 counting only the distinct ones).

The product of its (nonzero) digits is 62208, while the sum is 36.

Adding to 13431466260 its reverse (6266413431), we get a palindrome (19697879691).

The spelling of 13431466260 in words is "thirteen billion, four hundred thirty-one million, four hundred sixty-six thousand, two hundred sixty".

Divisors: 1 2 3 4 5 6 9 10 12 15 18 20 30 36 45 60 90 180 1427 2854 4281 5708 7135 8562 12843 14270 17124 21405 25686 28540 42810 51372 52291 64215 85620 104582 128430 156873 209164 256860 261455 313746 470619 522910 627492 784365 941238 1045820 1568730 1882476 2353095 3137460 4706190 9412380 74619257 149238514 223857771 298477028 373096285 447715542 671573313 746192570 895431084 1119288855 1343146626 1492385140 2238577710 2686293252 3357866565 4477155420 6715733130 13431466260