Base | Representation |
---|---|
bin | 1110100101101… |
… | …00001111100010 |
3 | 22112021012022200 |
4 | 13102310033202 |
5 | 222311414330 |
6 | 20050514030 |
7 | 3014103600 |
oct | 722641742 |
9 | 275235280 |
10 | 122373090 |
11 | 63092794 |
12 | 34b95916 |
13 | 1c478118 |
14 | 12376870 |
15 | ab23a60 |
hex | 74b43e2 |
122373090 has 72 divisors (see below), whose sum is σ = 370129500. Its totient is φ = 27969984.
The previous prime is 122373079. The next prime is 122373143. The reversal of 122373090 is 90373221.
It can be written as a sum of positive squares in 2 ways, for example, as 117874449 + 4498641 = 10857^2 + 2121^2 .
It is a super-2 number, since 2×1223730902 = 29950346312296200, which contains 22 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 9465 + ... + 18284.
Almost surely, 2122373090 is an apocalyptic number.
122373090 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
122373090 is an abundant number, since it is smaller than the sum of its proper divisors (247756410).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
122373090 is a wasteful number, since it uses less digits than its factorization.
122373090 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 27776 (or 27766 counting only the distinct ones).
The product of its (nonzero) digits is 2268, while the sum is 27.
The square root of 122373090 is about 11062.2371155205. The cubic root of 122373090 is about 496.4726271331.
The spelling of 122373090 in words is "one hundred twenty-two million, three hundred seventy-three thousand, ninety".
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