Base | Representation |
---|---|
bin | 1110100100001… |
… | …11011110000000 |
3 | 22111220212202022 |
4 | 13102013132000 |
5 | 222240032241 |
6 | 20042541012 |
7 | 3012411116 |
oct | 722073600 |
9 | 274825668 |
10 | 122189696 |
11 | 62a77a22 |
12 | 34b07768 |
13 | 1c4127c5 |
14 | 12329ab6 |
15 | aad954b |
hex | 7487780 |
122189696 has 32 divisors (see below), whose sum is σ = 244830600. Its totient is φ = 60742144.
The previous prime is 122189689. The next prime is 122189713. The reversal of 122189696 is 696981221.
It is a tau number, because it is divible by the number of its divisors (32).
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, 20246 + ... + 25578.
Almost surely, 2122189696 is an apocalyptic number.
122189696 is a gapful number since it is divisible by the number (16) 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 122189696, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (122415300).
122189696 is an abundant number, since it is smaller than the sum of its proper divisors (122640904).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
122189696 is an equidigital number, since it uses as much as digits as its factorization.
122189696 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5526 (or 5514 counting only the distinct ones).
The product of its digits is 93312, while the sum is 44.
The square root of 122189696 is about 11053.9448162183. The cubic root of 122189696 is about 496.2244908180.
The spelling of 122189696 in words is "one hundred twenty-two million, one hundred eighty-nine thousand, six hundred ninety-six".
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