Base | Representation |
---|---|
bin | 10010110100010000… |
… | …01001100000011010 |
3 | 222002000201210102102 |
4 | 21122020021200122 |
5 | 131142104120442 |
6 | 4350225203402 |
7 | 505223516465 |
oct | 113210114032 |
9 | 28060653372 |
10 | 10102020122 |
11 | 4314366267 |
12 | 1b5b190562 |
13 | c4cb8a5cc |
14 | 6bb91c2dc |
15 | 3e1d11232 |
hex | 25a20981a |
10102020122 has 4 divisors (see below), whose sum is σ = 15153030186. Its totient is φ = 5051010060.
The previous prime is 10102020119. The next prime is 10102020151. The reversal of 10102020122 is 22102020101.
It is a happy number.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in only one way, i.e., 9233480281 + 868539841 = 96091^2 + 29471^2 .
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2525505029 + ... + 2525505032.
Almost surely, 210102020122 is an apocalyptic number.
10102020122 is a deficient number, since it is larger than the sum of its proper divisors (5051010064).
10102020122 is an equidigital number, since it uses as much as digits as its factorization.
10102020122 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5051010063.
The product of its (nonzero) digits is 16, while the sum is 11.
Adding to 10102020122 its reverse (22102020101), we get a palindrome (32204040223).
The spelling of 10102020122 in words is "ten billion, one hundred two million, twenty thousand, one hundred twenty-two".
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