Base | Representation |
---|---|
bin | 1011000100100100000111… |
… | …0000111000001001000001 |
3 | 1121002201202010120211212211 |
4 | 2301021001300320021001 |
5 | 3043420341401230034 |
6 | 41520115003422121 |
7 | 2364321203162620 |
oct | 261110160701101 |
9 | 47081663524784 |
10 | 12173040648769 |
11 | 3973615106440 |
12 | 1447272824941 |
13 | 6a3bb3591110 |
14 | 30126d3dd6b7 |
15 | 1619ae68dd64 |
hex | b1241c38241 |
12173040648769 has 64 divisors (see below), whose sum is σ = 17061593149440. Its totient is φ = 8371829157120.
The previous prime is 12173040648757. The next prime is 12173040648827. The reversal of 12173040648769 is 96784604037121.
It is a happy number.
It is not a de Polignac number, because 12173040648769 - 27 = 12173040648641 is a prime.
It is a super-2 number, since 2×121730406487692 (a number of 27 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (12173040648709) by changing a digit.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 58766422 + ... + 58973200.
It is an arithmetic number, because the mean of its divisors is an integer number (266587392960).
Almost surely, 212173040648769 is an apocalyptic number.
It is an amenable number.
12173040648769 is a deficient number, since it is larger than the sum of its proper divisors (4888552500671).
12173040648769 is a wasteful number, since it uses less digits than its factorization.
12173040648769 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 209390.
The product of its (nonzero) digits is 12192768, while the sum is 58.
The spelling of 12173040648769 in words is "twelve trillion, one hundred seventy-three billion, forty million, six hundred forty-eight thousand, seven hundred sixty-nine".
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