Base | Representation |
---|---|
bin | 1110101000111… |
… | …10010101110100 |
3 | 22120002021110011 |
4 | 13110132111310 |
5 | 222414321133 |
6 | 20104110004 |
7 | 3020563564 |
oct | 724362564 |
9 | 276067404 |
10 | 122807668 |
11 | 6335a245 |
12 | 35165304 |
13 | 1c59ab79 |
14 | 1244ada4 |
15 | abac6cd |
hex | 751e574 |
122807668 has 12 divisors (see below), whose sum is σ = 215040420. Its totient is φ = 61367552.
The previous prime is 122807651. The next prime is 122807719. The reversal of 122807668 is 866708221.
It can be written as a sum of positive squares in 2 ways, for example, as 72284004 + 50523664 = 8502^2 + 7108^2 .
It is a self number, because there is not a number n which added to its sum of digits gives 122807668.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 571 + ... + 15682.
It is an arithmetic number, because the mean of its divisors is an integer number (17920035).
Almost surely, 2122807668 is an apocalyptic number.
It is an amenable number.
122807668 is a deficient number, since it is larger than the sum of its proper divisors (92232752).
122807668 is a wasteful number, since it uses less digits than its factorization.
122807668 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 18146 (or 18144 counting only the distinct ones).
The product of its (nonzero) digits is 64512, while the sum is 40.
The square root of 122807668 is about 11081.8621178934. The cubic root of 122807668 is about 497.0596330466.
The spelling of 122807668 in words is "one hundred twenty-two million, eight hundred seven thousand, six hundred sixty-eight".
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