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13292552 = 2371319312
BaseRepresentation
bin110010101101…
…010000001000
3221000022221202
4302231100020
511400330202
61152523332
7220661540
oct62552010
927008852
1013292552
117559989
124550548
1329a5420
141aa0320
151278802
hexcad408

13292552 has 96 divisors (see below), whose sum is σ = 33364800. Its totient is φ = 4821120.

The previous prime is 13292507. The next prime is 13292557. The reversal of 13292552 is 25529231.

Its product of digits (5400) is a multiple of the sum of its prime divisors (72).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13292557) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 428777 + ... + 428807.

It is an arithmetic number, because the mean of its divisors is an integer number (347550).

Almost surely, 213292552 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 13292552, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16682400).

13292552 is an abundant number, since it is smaller than the sum of its proper divisors (20072248).

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

13292552 is a wasteful number, since it uses less digits than its factorization.

13292552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 107 (or 72 counting only the distinct ones).

The product of its digits is 5400, while the sum is 29.

The square root of 13292552 is about 3645.8952261413. The cubic root of 13292552 is about 236.8842153134.

The spelling of 13292552 in words is "thirteen million, two hundred ninety-two thousand, five hundred fifty-two".

Divisors: 1 2 4 7 8 13 14 19 26 28 31 38 52 56 62 76 91 104 124 133 152 182 217 247 248 266 364 403 434 494 532 589 728 806 868 961 988 1064 1178 1612 1729 1736 1922 1976 2356 2821 3224 3458 3844 4123 4712 5642 6727 6916 7657 7688 8246 11284 12493 13454 13832 15314 16492 18259 22568 24986 26908 30628 32984 36518 49972 53599 53816 61256 73036 87451 99944 107198 127813 146072 174902 214396 237367 255626 349804 428792 474734 511252 699608 949468 1022504 1661569 1898936 3323138 6646276 13292552