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13612088 = 237243073
BaseRepresentation
bin110011111011…
…010000111000
3221121120021102
4303323100320
511441041323
61203430532
7223462250
oct63732070
927546242
1013612088
117757a66
124685448
132a879b9
141b44960
1512dd328
hexcfb438

13612088 has 16 divisors (see below), whose sum is σ = 29168880. Its totient is φ = 5833728.

The previous prime is 13612063. The next prime is 13612103. The reversal of 13612088 is 88021631.

It is a self number, because there is not a number n which added to its sum of digits gives 13612088.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 121481 + ... + 121592.

It is an arithmetic number, because the mean of its divisors is an integer number (1823055).

Almost surely, 213612088 is an apocalyptic number.

It is an amenable number.

13612088 is an abundant number, since it is smaller than the sum of its proper divisors (15556792).

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

13612088 is a wasteful number, since it uses less digits than its factorization.

13612088 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 243086 (or 243082 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 29.

The square root of 13612088 is about 3689.4563285124. The cubic root of 13612088 is about 238.7673371729.

The spelling of 13612088 in words is "thirteen million, six hundred twelve thousand, eighty-eight".

Divisors: 1 2 4 7 8 14 28 56 243073 486146 972292 1701511 1944584 3403022 6806044 13612088