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13612413 = 317925349
BaseRepresentation
bin110011111011…
…010101111101
3221121120201110
4303323111331
511441044123
61203432233
7223463223
oct63732575
927546643
1013612413
117758231
124685679
132a87ba9
141b44b13
1512dd493
hexcfb57d

13612413 has 8 divisors (see below), whose sum is σ = 18252000. Its totient is φ = 9023888.

The previous prime is 13612399. The next prime is 13612453. The reversal of 13612413 is 31421631.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 13612413 - 212 = 13608317 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 13612413.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13612453) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12138 + ... + 13211.

It is an arithmetic number, because the mean of its divisors is an integer number (2281500).

Almost surely, 213612413 is an apocalyptic number.

It is an amenable number.

13612413 is a deficient number, since it is larger than the sum of its proper divisors (4639587).

13612413 is a wasteful number, since it uses less digits than its factorization.

13612413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25531.

The product of its digits is 432, while the sum is 21.

The square root of 13612413 is about 3689.5003726792. The cubic root of 13612413 is about 238.7692374145.

The spelling of 13612413 in words is "thirteen million, six hundred twelve thousand, four hundred thirteen".

Divisors: 1 3 179 537 25349 76047 4537471 13612413