Base | Representation |
---|---|
bin | 110001110100… |
… | …011010001000 |
3 | 220120111120100 |
4 | 301310122020 |
5 | 11320402340 |
6 | 1143525400 |
7 | 216001662 |
oct | 61643210 |
9 | 26514510 |
10 | 13059720 |
11 | 740aa63 |
12 | 4459860 |
13 | 292345b |
14 | 1a3d532 |
15 | 122e830 |
hex | c74688 |
13059720 has 48 divisors (see below), whose sum is σ = 42445260. Its totient is φ = 3482496.
The previous prime is 13059691. The next prime is 13059733. The reversal of 13059720 is 2795031.
It can be written as a sum of positive squares in 2 ways, for example, as 12916836 + 142884 = 3594^2 + 378^2 .
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 17779 + ... + 18498.
Almost surely, 213059720 is an apocalyptic number.
13059720 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
13059720 is an abundant number, since it is smaller than the sum of its proper divisors (29385540).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13059720 is a wasteful number, since it uses less digits than its factorization.
13059720 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 36294 (or 36287 counting only the distinct ones).
The product of its (nonzero) digits is 1890, while the sum is 27.
The square root of 13059720 is about 3613.8234599936. The cubic root of 13059720 is about 235.4929744885.
It can be divided in two parts, 1305 and 9720, that added together give a square (11025 = 1052).
The spelling of 13059720 in words is "thirteen million, fifty-nine thousand, seven hundred twenty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.069 sec. • engine limits •