Base | Representation |
---|---|
bin | 11000001101100111… |
… | …00110011111000000 |
3 | 1020112221002022010210 |
4 | 30012303212133000 |
5 | 203110231422120 |
6 | 5545515354120 |
7 | 640062313605 |
oct | 140663463700 |
9 | 36487068123 |
10 | 12999092160 |
11 | 557071537a |
12 | 2629452940 |
13 | 12c2144712 |
14 | 8b45b06ac |
15 | 511322ce0 |
hex | 306ce67c0 |
12999092160 has 224 divisors, whose sum is σ = 45601201152. Its totient is φ = 3120578560.
The previous prime is 12999092087. The next prime is 12999092191. The reversal of 12999092160 is 6129099921.
It is a Harshad number since it is a multiple of its sum of digits (48).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 358045 + ... + 392675.
Almost surely, 212999092160 is an apocalyptic number.
12999092160 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 12999092160, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (22800600576).
12999092160 is an abundant number, since it is smaller than the sum of its proper divisors (32602108992).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12999092160 is a wasteful number, since it uses less digits than its factorization.
12999092160 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 34691 (or 34681 counting only the distinct ones).
The product of its (nonzero) digits is 157464, while the sum is 48.
The spelling of 12999092160 in words is "twelve billion, nine hundred ninety-nine million, ninety-two thousand, one hundred sixty".
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