Base | Representation |
---|---|
bin | 11000010011111001… |
… | …00101100010000100 |
3 | 1020200121020002011210 |
4 | 30021330211202010 |
5 | 203212223413304 |
6 | 5555040531420 |
7 | 641302202262 |
oct | 141174454204 |
9 | 36617202153 |
10 | 13051779204 |
11 | 5598430992 |
12 | 2643020b70 |
13 | 1300030b99 |
14 | 8bb5a7432 |
15 | 515c7dc89 |
hex | 309f25884 |
13051779204 has 12 divisors (see below), whose sum is σ = 30454151504. Its totient is φ = 4350593064.
The previous prime is 13051779197. The next prime is 13051779217. The reversal of 13051779204 is 40297715031.
It is a tau number, because it is divible by the number of its divisors (12).
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 543824122 + ... + 543824145.
Almost surely, 213051779204 is an apocalyptic number.
It is an amenable number.
13051779204 is an abundant number, since it is smaller than the sum of its proper divisors (17402372300).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13051779204 is a wasteful number, since it uses less digits than its factorization.
13051779204 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1087648274 (or 1087648272 counting only the distinct ones).
The product of its (nonzero) digits is 52920, while the sum is 39.
The spelling of 13051779204 in words is "thirteen billion, fifty-one million, seven hundred seventy-nine thousand, two hundred four".
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