Base | Representation |
---|---|
bin | 10010110100010001… |
… | …11010010101011010 |
3 | 222002001002221202211 |
4 | 21122020322111122 |
5 | 131142132020442 |
6 | 4350233345334 |
7 | 505225311541 |
oct | 113210722532 |
9 | 28061087684 |
10 | 10102220122 |
11 | 4314492555 |
12 | 1b5b26824a |
13 | c4cc2a657 |
14 | 6bb971158 |
15 | 3e1d50617 |
hex | 25a23a55a |
10102220122 has 16 divisors (see below), whose sum is σ = 15684840360. Its totient is φ = 4874139648.
The previous prime is 10102220111. The next prime is 10102220123. The reversal of 10102220122 is 22102220101.
It is a happy number.
It can be written as a sum of positive squares in 4 ways, for example, as 10002200121 + 100020001 = 100011^2 + 10001^2 .
It is not an unprimeable number, because it can be changed into a prime (10102220123) 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, 54058 + ... + 152074.
Almost surely, 210102220122 is an apocalyptic number.
10102220122 is a deficient number, since it is larger than the sum of its proper divisors (5582620238).
10102220122 is a wasteful number, since it uses less digits than its factorization.
10102220122 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 99825.
The product of its (nonzero) digits is 32, while the sum is 13.
Adding to 10102220122 its reverse (22102220101), we get a palindrome (32204440223).
The spelling of 10102220122 in words is "ten billion, one hundred two million, two hundred twenty thousand, one hundred twenty-two".
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