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13047282 = 2326191171
BaseRepresentation
bin110001110001…
…010111110010
3220112212111200
4301301113302
511320003112
61143352030
7215620503
oct61612762
926485450
1013047282
117401686
124452616
13291a8b1
141a38baa
15122acdc
hexc715f2

13047282 has 24 divisors (see below), whose sum is σ = 28338960. Its totient is φ = 4338360.

The previous prime is 13047263. The next prime is 13047283. The reversal of 13047282 is 28274031.

It is not an unprimeable number, because it can be changed into a prime (13047283) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 10557 + ... + 11727.

It is an arithmetic number, because the mean of its divisors is an integer number (1180790).

Almost surely, 213047282 is an apocalyptic number.

13047282 is an abundant number, since it is smaller than the sum of its proper divisors (15291678).

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

13047282 is a wasteful number, since it uses less digits than its factorization.

13047282 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1798 (or 1795 counting only the distinct ones).

The product of its (nonzero) digits is 2688, while the sum is 27.

The square root of 13047282 is about 3612.1021580238. The cubic root of 13047282 is about 235.4181900372.

The spelling of 13047282 in words is "thirteen million, forty-seven thousand, two hundred eighty-two".

Divisors: 1 2 3 6 9 18 619 1171 1238 1857 2342 3513 3714 5571 7026 10539 11142 21078 724849 1449698 2174547 4349094 6523641 13047282