Base | Representation |
---|---|
bin | 1110100011100… |
… | …11110101101000 |
3 | 22111202210110020 |
4 | 13101303311220 |
5 | 222224444123 |
6 | 20041120440 |
7 | 3011624520 |
oct | 721636550 |
9 | 274683406 |
10 | 122109288 |
11 | 62a22574 |
12 | 34a89120 |
13 | 1c3b5022 |
14 | 12308680 |
15 | aac07e3 |
hex | 7473d68 |
122109288 has 32 divisors (see below), whose sum is σ = 348884160. Its totient is φ = 34888320.
The previous prime is 122109271. The next prime is 122109289. The reversal of 122109288 is 882901221.
It is not an unprimeable number, because it can be changed into a prime (122109289) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 363253 + ... + 363588.
It is an arithmetic number, because the mean of its divisors is an integer number (10902630).
Almost surely, 2122109288 is an apocalyptic number.
It is an amenable number.
122109288 is an abundant number, since it is smaller than the sum of its proper divisors (226774872).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
122109288 is a wasteful number, since it uses less digits than its factorization.
122109288 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 726857 (or 726853 counting only the distinct ones).
The product of its (nonzero) digits is 4608, while the sum is 33.
The square root of 122109288 is about 11050.3071450526. The cubic root of 122109288 is about 496.1156186418.
The spelling of 122109288 in words is "one hundred twenty-two million, one hundred nine thousand, two hundred eighty-eight".
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