Base | Representation |
---|---|
bin | 11000000110100010… |
… | …10111010000010001 |
3 | 1020101210111012022221 |
4 | 30003101113100101 |
5 | 203000041111413 |
6 | 5540000301041 |
7 | 635442234244 |
oct | 140321272021 |
9 | 36353435287 |
10 | 12939785233 |
11 | 5540198191 |
12 | 2611611781 |
13 | 12b2a7b06b |
14 | 8aa77325b |
15 | 50b00a68d |
hex | 303457411 |
12939785233 has 8 divisors (see below), whose sum is σ = 13010595840. Its totient is φ = 12869026800.
The previous prime is 12939785231. The next prime is 12939785269. The reversal of 12939785233 is 33258793921.
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 12939785233 - 21 = 12939785231 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (12939785231) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 550128 + ... + 573166.
It is an arithmetic number, because the mean of its divisors is an integer number (1626324480).
Almost surely, 212939785233 is an apocalyptic number.
It is an amenable number.
12939785233 is a deficient number, since it is larger than the sum of its proper divisors (70810607).
12939785233 is a wasteful number, since it uses less digits than its factorization.
12939785233 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 26087.
The product of its digits is 2449440, while the sum is 52.
The spelling of 12939785233 in words is "twelve billion, nine hundred thirty-nine million, seven hundred eighty-five thousand, two hundred thirty-three".
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