Base | Representation |
---|---|
bin | 10010110101011101… |
… | …01011110100001010 |
3 | 222002201202000202120 |
4 | 21122232223310022 |
5 | 131202200401442 |
6 | 4351225512110 |
7 | 505405422414 |
oct | 113256536412 |
9 | 28081660676 |
10 | 10112122122 |
11 | 431a036023 |
12 | 1b62642636 |
13 | c51cb671b |
14 | 6bcdcb9b4 |
15 | 3e2b594ec |
hex | 25ababd0a |
10112122122 has 16 divisors (see below), whose sum is σ = 20225704512. Its totient is φ = 3370464000.
The previous prime is 10112122103. The next prime is 10112122123. The reversal of 10112122122 is 22122121101.
It is not an unprimeable number, because it can be changed into a prime (10112122123) 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, 42747 + ... + 148497.
It is an arithmetic number, because the mean of its divisors is an integer number (1264106532).
Almost surely, 210112122122 is an apocalyptic number.
10112122122 is an abundant number, since it is smaller than the sum of its proper divisors (10113582390).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
10112122122 is a wasteful number, since it uses less digits than its factorization.
10112122122 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 121693.
The product of its (nonzero) digits is 32, while the sum is 15.
Adding to 10112122122 its reverse (22122121101), we get a palindrome (32234243223).
The spelling of 10112122122 in words is "ten billion, one hundred twelve million, one hundred twenty-two thousand, one hundred twenty-two".
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