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13160412 = 2232365567
BaseRepresentation
bin110010001100…
…111111011100
3220202121200200
4302030333130
511332113122
61150023500
7216601356
oct62147734
926677620
1013160412
117479681
1244a7b90
13295a235
141a680d6
15124e5ac
hexc8cfdc

13160412 has 18 divisors (see below), whose sum is σ = 33266688. Its totient is φ = 4386792.

The previous prime is 13160383. The next prime is 13160417. The reversal of 13160412 is 21406131.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (18).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13160417) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 182748 + ... + 182819.

Almost surely, 213160412 is an apocalyptic number.

13160412 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

13160412 is an abundant number, since it is smaller than the sum of its proper divisors (20106276).

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

13160412 is a wasteful number, since it uses less digits than its factorization.

13160412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 365577 (or 365572 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

The square root of 13160412 is about 3627.7282147372. The cubic root of 13160412 is about 236.0966519753.

Adding to 13160412 its reverse (21406131), we get a palindrome (34566543).

The spelling of 13160412 in words is "thirteen million, one hundred sixty thousand, four hundred twelve".

Divisors: 1 2 3 4 6 9 12 18 36 365567 731134 1096701 1462268 2193402 3290103 4386804 6580206 13160412