Base | Representation |
---|---|
bin | 1011100010101010011111… |
… | …0000100011010001001011 |
3 | 1122221011111020010201101221 |
4 | 2320222213300203101023 |
5 | 3130403410331233302 |
6 | 42553435023022511 |
7 | 2446555460340445 |
oct | 270524760432113 |
9 | 48834436121357 |
10 | 12690147914827 |
11 | 4052952737049 |
12 | 150b528a3aa37 |
13 | 7108a29bb116 |
14 | 31c2c6665495 |
15 | 1701770d6937 |
hex | b8aa7c2344b |
12690147914827 has 12 divisors (see below), whose sum is σ = 13755181680336. Its totient is φ = 11697319829520.
The previous prime is 12690147914813. The next prime is 12690147914831. The reversal of 12690147914827 is 72841974109621.
It is not a de Polignac number, because 12690147914827 - 231 = 12688000431179 is a prime.
It is a super-2 number, since 2×126901479148272 (a number of 27 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (12690147915827) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 475023999 + ... + 475050712.
It is an arithmetic number, because the mean of its divisors is an integer number (1146265140028).
Almost surely, 212690147914827 is an apocalyptic number.
12690147914827 is a deficient number, since it is larger than the sum of its proper divisors (1065033765509).
12690147914827 is an equidigital number, since it uses as much as digits as its factorization.
12690147914827 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 950074786 (or 950074767 counting only the distinct ones).
The product of its (nonzero) digits is 12192768, while the sum is 61.
The spelling of 12690147914827 in words is "twelve trillion, six hundred ninety billion, one hundred forty-seven million, nine hundred fourteen thousand, eight hundred twenty-seven".
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