Base | Representation |
---|---|
bin | 110001110011… |
… | …101101011100 |
3 | 220120100122102 |
4 | 301303231130 |
5 | 11320304420 |
6 | 1143504232 |
7 | 215660435 |
oct | 61635534 |
9 | 26510572 |
10 | 13056860 |
11 | 74088a3 |
12 | 4458078 |
13 | 292206b |
14 | 1a3c48c |
15 | 122da75 |
hex | c73b5c |
13056860 has 24 divisors (see below), whose sum is σ = 28089936. Its totient is φ = 5095040.
The previous prime is 13056839. The next prime is 13056863. The reversal of 13056860 is 6865031.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13056863) 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, 7142 + ... + 8781.
It is an arithmetic number, because the mean of its divisors is an integer number (1170414).
Almost surely, 213056860 is an apocalyptic number.
13056860 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
13056860 is an abundant number, since it is smaller than the sum of its proper divisors (15033076).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13056860 is a wasteful number, since it uses less digits than its factorization.
13056860 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 15973 (or 15971 counting only the distinct ones).
The product of its (nonzero) digits is 4320, while the sum is 29.
The square root of 13056860 is about 3613.4277355442. The cubic root of 13056860 is about 235.4757827193.
The spelling of 13056860 in words is "thirteen million, fifty-six thousand, eight hundred sixty".
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