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13262643361 = 111999603149
BaseRepresentation
bin11000101101000001…
…11110000010100001
31021020022000002102101
430112200332002201
5204130214041421
610032012250401
7646442415502
oct142640760241
937208002371
1013262643361
115696464290
1226a1770a01
131334920186
148db5b6ba9
15529532191
hex31683e0a1

13262643361 has 8 divisors (see below), whose sum is σ = 14475600000. Its totient is φ = 12050897040.

The previous prime is 13262643353. The next prime is 13262643371. The reversal of 13262643361 is 16334626231.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 13262643361 - 23 = 13262643353 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 13262643361.

It is not an unprimeable number, because it can be changed into a prime (13262643301) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 279586 + ... + 323563.

It is an arithmetic number, because the mean of its divisors is an integer number (1809450000).

Almost surely, 213262643361 is an apocalyptic number.

13262643361 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

13262643361 is a deficient number, since it is larger than the sum of its proper divisors (1212956639).

13262643361 is a wasteful number, since it uses less digits than its factorization.

13262643361 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 605159.

The product of its digits is 93312, while the sum is 37.

The spelling of 13262643361 in words is "thirteen billion, two hundred sixty-two million, six hundred forty-three thousand, three hundred sixty-one".

Divisors: 1 11 1999 21989 603149 6634639 1205694851 13262643361