Base | Representation |
---|---|
bin | 1110100011011… |
… | …10011111100000 |
3 | 22111201200102021 |
4 | 13101232133200 |
5 | 222223244032 |
6 | 20040431224 |
7 | 3011503630 |
oct | 721563740 |
9 | 274650367 |
10 | 122087392 |
11 | 62a08079 |
12 | 34a78514 |
13 | 1c3a807b |
14 | 123006c0 |
15 | aab9097 |
hex | 746e7e0 |
122087392 has 24 divisors (see below), whose sum is σ = 274697136. Its totient is φ = 52323072.
The previous prime is 122087351. The next prime is 122087417. The reversal of 122087392 is 293780221.
It is a congruent number.
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, 272293 + ... + 272740.
It is an arithmetic number, because the mean of its divisors is an integer number (11445714).
Almost surely, 2122087392 is an apocalyptic number.
It is an amenable number.
122087392 is an abundant number, since it is smaller than the sum of its proper divisors (152609744).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
122087392 is an equidigital number, since it uses as much as digits as its factorization.
122087392 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 545050 (or 545042 counting only the distinct ones).
The product of its (nonzero) digits is 12096, while the sum is 34.
The square root of 122087392 is about 11049.3163589428. The cubic root of 122087392 is about 496.0859632484.
It can be divided in two parts, 12208 and 7392, that added together give a square (19600 = 1402).
The spelling of 122087392 in words is "one hundred twenty-two million, eighty-seven thousand, three hundred ninety-two".
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