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13061292 = 2233135111
BaseRepresentation
bin110001110100…
…110010101100
3220120120201120
4301310302230
511320430132
61143540540
7216006366
oct61646254
926516646
1013061292
117411162
12445a750
13292409a
141a3dd36
15123002c
hexc74cac

13061292 has 24 divisors (see below), whose sum is σ = 31460352. Its totient is φ = 4213200.

The previous prime is 13061291. The next prime is 13061311. The reversal of 13061292 is 29216031.

13061292 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (13061291) 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, 17184 + ... + 17927.

It is an arithmetic number, because the mean of its divisors is an integer number (1310848).

Almost surely, 213061292 is an apocalyptic number.

13061292 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

13061292 is an abundant number, since it is smaller than the sum of its proper divisors (18399060).

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

13061292 is a wasteful number, since it uses less digits than its factorization.

13061292 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35149 (or 35147 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 24.

The square root of 13061292 is about 3614.0409516219. The cubic root of 13061292 is about 235.5024228816.

The spelling of 13061292 in words is "thirteen million, sixty-one thousand, two hundred ninety-two".

Divisors: 1 2 3 4 6 12 31 62 93 124 186 372 35111 70222 105333 140444 210666 421332 1088441 2176882 3265323 4353764 6530646 13061292