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13129348 = 2241223359
BaseRepresentation
bin110010000101…
…011010000100
3220201001002011
4302011122010
511330114343
61145224004
7216411661
oct62053204
926631064
1013129348
117458301
124492004
13294905b
141a5aa68
15124529d
hexc85684

13129348 has 24 divisors (see below), whose sum is σ = 23708160. Its totient is φ = 6358080.

The previous prime is 13129331. The next prime is 13129349. The reversal of 13129348 is 84392131.

It is a hoax number, since the sum of its digits (31) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13129349) 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, 36393 + ... + 36751.

It is an arithmetic number, because the mean of its divisors is an integer number (987840).

Almost surely, 213129348 is an apocalyptic number.

It is an amenable number.

13129348 is a deficient number, since it is larger than the sum of its proper divisors (10578812).

13129348 is a wasteful number, since it uses less digits than its factorization.

13129348 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 627 (or 625 counting only the distinct ones).

The product of its digits is 5184, while the sum is 31.

The square root of 13129348 is about 3623.4442178679. Note that the first 3 decimals coincide. The cubic root of 13129348 is about 235.9107438015.

The spelling of 13129348 in words is "thirteen million, one hundred twenty-nine thousand, three hundred forty-eight".

Divisors: 1 2 4 41 82 164 223 359 446 718 892 1436 9143 14719 18286 29438 36572 58876 80057 160114 320228 3282337 6564674 13129348