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13253022 = 232736279
BaseRepresentation
bin110010100011…
…100110011110
3220221022201200
4302203212132
511343044042
61152020330
7220435356
oct62434636
926838650
1013253022
117532212
1245316a6
132990433
141a8db66
15126bc4c
hexca399e

13253022 has 12 divisors (see below), whose sum is σ = 28714920. Its totient is φ = 4417668.

The previous prime is 13253017. The next prime is 13253033. The reversal of 13253022 is 22035231.

13253022 is a `hidden beast` number, since 132 + 530 + 2 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18), and also a Moran number because the ratio is a prime number: 736279 = 13253022 / (1 + 3 + 2 + 5 + 3 + 0 + 2 + 2).

It is a junction number, because it is equal to n+sod(n) for n = 13252986 and 13253004.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 368122 + ... + 368157.

It is an arithmetic number, because the mean of its divisors is an integer number (2392910).

Almost surely, 213253022 is an apocalyptic number.

13253022 is an abundant number, since it is smaller than the sum of its proper divisors (15461898).

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

13253022 is a wasteful number, since it uses less digits than its factorization.

13253022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 736287 (or 736284 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 18.

The square root of 13253022 is about 3640.4700245985. The cubic root of 13253022 is about 236.6491631129.

Adding to 13253022 its reverse (22035231), we get a palindrome (35288253).

The spelling of 13253022 in words is "thirteen million, two hundred fifty-three thousand, twenty-two".

Divisors: 1 2 3 6 9 18 736279 1472558 2208837 4417674 6626511 13253022