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13225466412 = 22321013637367
BaseRepresentation
bin11000101000100110…
…01001101000101100
31021010201001022020100
430110103021220230
5204041204411122
610024203351100
7645511416054
oct142423115054
937121038210
1013225466412
115677481734
122691222490
13132a004592
148d669a564
1552613baac
hex3144c9a2c

13225466412 has 36 divisors (see below), whose sum is σ = 33762049776. Its totient is φ = 4364839200.

The previous prime is 13225466399. The next prime is 13225466431. The reversal of 13225466412 is 21466452231.

13225466412 is a `hidden beast` number, since 1 + 3 + 2 + 2 + 5 + 4 + 6 + 641 + 2 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

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

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1815048 + ... + 1822319.

It is an arithmetic number, because the mean of its divisors is an integer number (937834716).

Almost surely, 213225466412 is an apocalyptic number.

13225466412 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

13225466412 is an abundant number, since it is smaller than the sum of its proper divisors (20536583364).

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

13225466412 is a wasteful number, since it uses less digits than its factorization.

13225466412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3637478 (or 3637473 counting only the distinct ones).

The product of its digits is 69120, while the sum is 36.

The spelling of 13225466412 in words is "thirteen billion, two hundred twenty-five million, four hundred sixty-six thousand, four hundred twelve".

Divisors: 1 2 3 4 6 9 12 18 36 101 202 303 404 606 909 1212 1818 3636 3637367 7274734 10912101 14549468 21824202 32736303 43648404 65472606 130945212 367374067 734748134 1102122201 1469496268 2204244402 3306366603 4408488804 6612733206 13225466412