Base | Representation |
---|---|
bin | 1110100111110… |
… | …11100010011100 |
3 | 22112211000220110 |
4 | 13103323202130 |
5 | 222400240431 |
6 | 20101050020 |
7 | 3016431150 |
oct | 723734234 |
9 | 275730813 |
10 | 122665116 |
11 | 63272132 |
12 | 350b6910 |
13 | 1c54b012 |
14 | 12411060 |
15 | ab80346 |
hex | 74fb89c |
122665116 has 48 divisors (see below), whose sum is σ = 330027264. Its totient is φ = 34734336.
The previous prime is 122665097. The next prime is 122665163. The reversal of 122665116 is 611566221.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3031 + ... + 15953.
It is an arithmetic number, because the mean of its divisors is an integer number (6875568).
Almost surely, 2122665116 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 122665116, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (165013632).
122665116 is an abundant number, since it is smaller than the sum of its proper divisors (207362148).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
122665116 is a wasteful number, since it uses less digits than its factorization.
122665116 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 13050 (or 13048 counting only the distinct ones).
The product of its digits is 4320, while the sum is 30.
The square root of 122665116 is about 11075.4284792960. The cubic root of 122665116 is about 496.8672338804.
The spelling of 122665116 in words is "one hundred twenty-two million, six hundred sixty-five thousand, one hundred sixteen".
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