Base | Representation |
---|---|
bin | 10110010111101110… |
… | …10001111110100001 |
3 | 1011000000022102111000 |
4 | 23023313101332201 |
5 | 144044102412433 |
6 | 5303432142213 |
7 | 603424011150 |
oct | 131367217641 |
9 | 34000272430 |
10 | 12010200993 |
11 | 510349984a |
12 | 23b2237969 |
13 | 11952c6a0b |
14 | 81d115597 |
15 | 4a45d8113 |
hex | 2cbdd1fa1 |
12010200993 has 32 divisors (see below), whose sum is σ = 20419891200. Its totient is φ = 6834230928.
The previous prime is 12010200949. The next prime is 12010200997. The reversal of 12010200993 is 39900201021.
It is not a de Polignac number, because 12010200993 - 216 = 12010135457 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is not an unprimeable number, because it can be changed into a prime (12010200997) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 87771 + ... + 178112.
It is an arithmetic number, because the mean of its divisors is an integer number (638121600).
Almost surely, 212010200993 is an apocalyptic number.
It is an amenable number.
12010200993 is a deficient number, since it is larger than the sum of its proper divisors (8409690207).
12010200993 is a wasteful number, since it uses less digits than its factorization.
12010200993 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 266138 (or 266132 counting only the distinct ones).
The product of its (nonzero) digits is 972, while the sum is 27.
The spelling of 12010200993 in words is "twelve billion, ten million, two hundred thousand, nine hundred ninety-three".
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