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13083612 = 2233135171
BaseRepresentation
bin110001111010…
…001111011100
3220121201100020
4301322033130
511322133422
61144232140
7216131433
oct61721734
926551306
1013083612
117426a03
12446b650
1329312a9
141a4811a
15123695c
hexc7a3dc

13083612 has 24 divisors (see below), whose sum is σ = 31514112. Its totient is φ = 4220400.

The previous prime is 13083601. The next prime is 13083673. The reversal of 13083612 is 21638031.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17214 + ... + 17957.

It is an arithmetic number, because the mean of its divisors is an integer number (1313088).

Almost surely, 213083612 is an apocalyptic number.

13083612 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

13083612 is an abundant number, since it is smaller than the sum of its proper divisors (18430500).

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

13083612 is a wasteful number, since it uses less digits than its factorization.

13083612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35209 (or 35207 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 24.

The square root of 13083612 is about 3617.1275896766. The cubic root of 13083612 is about 235.6364939150.

It can be divided in two parts, 13083 and 612, that added together give a triangular number (13695 = T165).

The spelling of 13083612 in words is "thirteen million, eighty-three thousand, six hundred twelve".

Divisors: 1 2 3 4 6 12 31 62 93 124 186 372 35171 70342 105513 140684 211026 422052 1090301 2180602 3270903 4361204 6541806 13083612