Base | Representation |
---|---|
bin | 1110100100101… |
… | …11011101111000 |
3 | 22112001012122021 |
4 | 13102113131320 |
5 | 222244131344 |
6 | 20044204224 |
7 | 3013103140 |
oct | 722273570 |
9 | 275035567 |
10 | 122255224 |
11 | 63012183 |
12 | 34b39674 |
13 | 1c436590 |
14 | 12345920 |
15 | aaedb84 |
hex | 7497778 |
122255224 has 64 divisors (see below), whose sum is σ = 286856640. Its totient is φ = 47554560.
The previous prime is 122255201. The next prime is 122255239. The reversal of 122255224 is 422552221.
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, 43032 + ... + 45784.
It is an arithmetic number, because the mean of its divisors is an integer number (4482135).
Almost surely, 2122255224 is an apocalyptic number.
122255224 is a gapful number since it is divisible by the number (14) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 122255224, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (143428320).
122255224 is an abundant number, since it is smaller than the sum of its proper divisors (164601416).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
122255224 is a wasteful number, since it uses less digits than its factorization.
122255224 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2840 (or 2836 counting only the distinct ones).
The product of its digits is 3200, while the sum is 25.
The square root of 122255224 is about 11056.9084286703. The cubic root of 122255224 is about 496.3131802044.
The spelling of 122255224 in words is "one hundred twenty-two million, two hundred fifty-five thousand, two hundred twenty-four".
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