Base | Representation |
---|---|
bin | 10110111010101000… |
… | …10011010000100011 |
3 | 1011202102022020010211 |
4 | 23131110103100203 |
5 | 200144033133331 |
6 | 5352452234551 |
7 | 613610645104 |
oct | 133524232043 |
9 | 34672266124 |
10 | 12303021091 |
11 | 5243809929 |
12 | 247430ba57 |
13 | 1210b7c74a |
14 | 849d7a3ab |
15 | 4c01798b1 |
hex | 2dd513423 |
12303021091 has 8 divisors (see below), whose sum is σ = 13106649744. Its totient is φ = 11508272640.
The previous prime is 12303021089. The next prime is 12303021163. The reversal of 12303021091 is 19012030321.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 12303021091 - 21 = 12303021089 is a prime.
It is a super-3 number, since 3×123030210913 (a number of 31 digits) contains 333 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (12303021061) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2217190 + ... + 2222731.
It is an arithmetic number, because the mean of its divisors is an integer number (1638331218).
Almost surely, 212303021091 is an apocalyptic number.
12303021091 is a deficient number, since it is larger than the sum of its proper divisors (803628653).
12303021091 is a wasteful number, since it uses less digits than its factorization.
12303021091 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4440101.
The product of its (nonzero) digits is 324, while the sum is 22.
The spelling of 12303021091 in words is "twelve billion, three hundred three million, twenty-one thousand, ninety-one".
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