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13068692 = 22721323223
BaseRepresentation
bin110001110110…
…100110010100
3220120221212122
4301312212110
511321144232
61144035112
7216040100
oct61664624
926527778
1013068692
11741677a
124462a98
132927570
141a42900
151232312
hexc76994

13068692 has 72 divisors (see below), whose sum is σ = 30030336. Its totient is φ = 4923072.

The previous prime is 13068673. The next prime is 13068697. The reversal of 13068692 is 29686031.

13068692 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13068697) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 58493 + ... + 58715.

It is an arithmetic number, because the mean of its divisors is an integer number (417088).

Almost surely, 213068692 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 13068692, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15015168).

13068692 is an abundant number, since it is smaller than the sum of its proper divisors (16961644).

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

13068692 is a wasteful number, since it uses less digits than its factorization.

13068692 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 277 (or 268 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 35.

The square root of 13068692 is about 3615.0645914008. The cubic root of 13068692 is about 235.5468898688.

The spelling of 13068692 in words is "thirteen million, sixty-eight thousand, six hundred ninety-two".

Divisors: 1 2 4 7 13 14 23 26 28 46 49 52 91 92 98 161 182 196 223 299 322 364 446 598 637 644 892 1127 1196 1274 1561 2093 2254 2548 2899 3122 4186 4508 5129 5798 6244 8372 10258 10927 11596 14651 20293 20516 21854 29302 35903 40586 43708 58604 66677 71806 81172 133354 142051 143612 251321 266708 284102 466739 502642 568204 933478 1005284 1866956 3267173 6534346 13068692