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13049082 = 232724949
BaseRepresentation
bin110001110001…
…110011111010
3220112221222100
4301301303322
511320032312
61143404230
7215625654
oct61616372
926487870
1013049082
117402a72
124453676
13291b667
141a396d4
15122b5dc
hexc71cfa

13049082 has 12 divisors (see below), whose sum is σ = 28273050. Its totient is φ = 4349688.

The previous prime is 13049053. The next prime is 13049093. The reversal of 13049082 is 28094031.

It can be written as a sum of positive squares in only one way, i.e., 10949481 + 2099601 = 3309^2 + 1449^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 362457 + ... + 362492.

Almost surely, 213049082 is an apocalyptic number.

13049082 is an abundant number, since it is smaller than the sum of its proper divisors (15223968).

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

13049082 is a wasteful number, since it uses less digits than its factorization.

13049082 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 724957 (or 724954 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 27.

The square root of 13049082 is about 3612.3513118189. The cubic root of 13049082 is about 235.4290156190.

The spelling of 13049082 in words is "thirteen million, forty-nine thousand, eighty-two".

Divisors: 1 2 3 6 9 18 724949 1449898 2174847 4349694 6524541 13049082