Base | Representation |
---|---|
bin | 10110010111110000… |
… | …11001011011111011 |
3 | 1011000000212021222200 |
4 | 23023320121123323 |
5 | 144044141244231 |
6 | 5303442321243 |
7 | 603426340410 |
oct | 131370313373 |
9 | 34000767880 |
10 | 12010493691 |
11 | 5103679749 |
12 | 23b2359223 |
13 | 119539a001 |
14 | 81d190107 |
15 | 4a4644be6 |
hex | 2cbe196fb |
12010493691 has 48 divisors (see below), whose sum is σ = 19951708608. Its totient is φ = 6820070400.
The previous prime is 12010493683. The next prime is 12010493699. The reversal of 12010493691 is 19639401021.
It is a happy number.
It is an interprime number because it is at equal distance from previous prime (12010493683) and next prime (12010493699).
It is not a de Polignac number, because 12010493691 - 23 = 12010493683 is a prime.
It is not an unprimeable number, because it can be changed into a prime (12010493699) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 9091311 + ... + 9092631.
It is an arithmetic number, because the mean of its divisors is an integer number (415660596).
Almost surely, 212010493691 is an apocalyptic number.
12010493691 is a deficient number, since it is larger than the sum of its proper divisors (7941214917).
12010493691 is a wasteful number, since it uses less digits than its factorization.
12010493691 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2132 (or 2129 counting only the distinct ones).
The product of its (nonzero) digits is 11664, while the sum is 36.
The spelling of 12010493691 in words is "twelve billion, ten million, four hundred ninety-three thousand, six hundred ninety-one".
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