Base | Representation |
---|---|
bin | 1110100111100… |
… | …01000000001000 |
3 | 22112201211201002 |
4 | 13103301000020 |
5 | 222342400320 |
6 | 20100114132 |
7 | 3016161266 |
oct | 723610010 |
9 | 275654632 |
10 | 122621960 |
11 | 6324276a |
12 | 35095948 |
13 | 1c534496 |
14 | 123dd436 |
15 | ab72675 |
hex | 74f1008 |
122621960 has 16 divisors (see below), whose sum is σ = 275899500. Its totient is φ = 49048768.
The previous prime is 122621923. The next prime is 122621999. The reversal of 122621960 is 69126221.
It is a happy number.
It can be written as a sum of positive squares in 2 ways, for example, as 109035364 + 13586596 = 10442^2 + 3686^2 .
It is a super-2 number, since 2×1226219602 = 30072290148483200, which contains 22 as substring.
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, 1532735 + ... + 1532814.
Almost surely, 2122621960 is an apocalyptic number.
122621960 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
122621960 is an abundant number, since it is smaller than the sum of its proper divisors (153277540).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
122621960 is a wasteful number, since it uses less digits than its factorization.
122621960 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3065560 (or 3065556 counting only the distinct ones).
The product of its (nonzero) digits is 2592, while the sum is 29.
The square root of 122621960 is about 11073.4800311375. The cubic root of 122621960 is about 496.8089578244.
The spelling of 122621960 in words is "one hundred twenty-two million, six hundred twenty-one thousand, nine hundred sixty".
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