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13125962 = 223433659
BaseRepresentation
bin110010000100…
…100101001010
3220200212102202
4302010211022
511330012322
61145200202
7216366053
oct62044512
926625382
1013125962
117455803
124490062
132947655
141a5972a
151244292
hexc8494a

13125962 has 16 divisors (see below), whose sum is σ = 20623680. Its totient is φ = 6253632.

The previous prime is 13125961. The next prime is 13125971. The reversal of 13125962 is 26952131.

It is a super-4 number, since 4×131259624 (a number of 30 digits) contains 4444 as substring. Note that it is a super-d number also for d = 3.

It is not an unprimeable number, because it can be changed into a prime (13125961) 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, 19589 + ... + 20247.

It is an arithmetic number, because the mean of its divisors is an integer number (1288980).

Almost surely, 213125962 is an apocalyptic number.

13125962 is a deficient number, since it is larger than the sum of its proper divisors (7497718).

13125962 is a wasteful number, since it uses less digits than its factorization.

13125962 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1117.

The product of its digits is 3240, while the sum is 29.

The square root of 13125962 is about 3622.9769527282. The cubic root of 13125962 is about 235.8904619501.

The spelling of 13125962 in words is "thirteen million, one hundred twenty-five thousand, nine hundred sixty-two".

Divisors: 1 2 23 46 433 659 866 1318 9959 15157 19918 30314 285347 570694 6562981 13125962