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13029260 = 2251314973
BaseRepresentation
bin110001101100…
…111110001100
3220111221210012
4301230332030
511313414020
61143132352
7215514116
oct61547614
926457705
1013029260
11739a092
1244440b8
13291262a
141a323b6
1512257c5
hexc6cf8c

13029260 has 24 divisors (see below), whose sum is σ = 27575856. Its totient is φ = 5170880.

The previous prime is 13029253. The next prime is 13029271. The reversal of 13029260 is 6292031.

It is a super-2 number, since 2×130292602 = 339523232295200, which contains 22 as substring.

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 7 ways as a sum of consecutive naturals, for example, 134 + ... + 5106.

It is an arithmetic number, because the mean of its divisors is an integer number (1148994).

Almost surely, 213029260 is an apocalyptic number.

13029260 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13029260 is an abundant number, since it is smaller than the sum of its proper divisors (14546596).

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

13029260 is a wasteful number, since it uses less digits than its factorization.

13029260 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5113 (or 5111 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 23.

The square root of 13029260 is about 3609.6066267670. The cubic root of 13029260 is about 235.3097469765.

The spelling of 13029260 in words is "thirteen million, twenty-nine thousand, two hundred sixty".

Divisors: 1 2 4 5 10 20 131 262 524 655 1310 2620 4973 9946 19892 24865 49730 99460 651463 1302926 2605852 3257315 6514630 13029260