Base | Representation |
---|---|
bin | 1110100100011… |
… | …00101010001100 |
3 | 22111221221220201 |
4 | 13102030222030 |
5 | 222241222311 |
6 | 20043223244 |
7 | 3012530110 |
oct | 722145214 |
9 | 274857821 |
10 | 122210956 |
11 | 62a9199a |
12 | 34b17b24 |
13 | 1c41c39a |
14 | 12333740 |
15 | aae09c1 |
hex | 748ca8c |
122210956 has 12 divisors (see below), whose sum is σ = 244421968. Its totient is φ = 52376112.
The previous prime is 122210947. The next prime is 122211049. The reversal of 122210956 is 659012221.
122210956 is an admirable number.
It is a Harshad number since it is a multiple of its sum of digits (28), and also a Moran number because the ratio is a prime number: 4364677 = 122210956 / (1 + 2 + 2 + 2 + 1 + 0 + 9 + 5 + 6).
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, 2182311 + ... + 2182366.
Almost surely, 2122210956 is an apocalyptic number.
It is an amenable number.
122210956 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
122210956 is a wasteful number, since it uses less digits than its factorization.
122210956 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4364688 (or 4364686 counting only the distinct ones).
The product of its (nonzero) digits is 2160, while the sum is 28.
The square root of 122210956 is about 11054.9064220372. The cubic root of 122210956 is about 496.2532688062.
The spelling of 122210956 in words is "one hundred twenty-two million, two hundred ten thousand, nine hundred fifty-six".
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