Base | Representation |
---|---|
bin | 1110100111110… |
… | …11000101111000 |
3 | 22112210221101202 |
4 | 13103323011320 |
5 | 222400211123 |
6 | 20101033332 |
7 | 3016422626 |
oct | 723730570 |
9 | 275727352 |
10 | 122663288 |
11 | 63270820 |
12 | 350b5848 |
13 | 1c54a237 |
14 | 12410516 |
15 | ab7ea28 |
hex | 74fb178 |
122663288 has 64 divisors (see below), whose sum is σ = 260932320. Its totient is φ = 53568000.
The previous prime is 122663263. The next prime is 122663323. The reversal of 122663288 is 882366221.
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, 328670 + ... + 329042.
Almost surely, 2122663288 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 122663288, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (130466160).
122663288 is an abundant number, since it is smaller than the sum of its proper divisors (138269032).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
122663288 is a wasteful number, since it uses less digits than its factorization.
122663288 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 528 (or 524 counting only the distinct ones).
The product of its digits is 55296, while the sum is 38.
The square root of 122663288 is about 11075.3459539646. The cubic root of 122663288 is about 496.8647657030.
The spelling of 122663288 in words is "one hundred twenty-two million, six hundred sixty-three thousand, two hundred eighty-eight".
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