Base | Representation |
---|---|
bin | 10010101000000110… |
… | …010101101011010010 |
3 | 1220121211201111201002 |
4 | 102220012111223102 |
5 | 311430011244442 |
6 | 13104331342002 |
7 | 1305423033356 |
oct | 225006255322 |
9 | 56554644632 |
10 | 20000103122 |
11 | 853359a54a |
12 | 3a61bb1902 |
13 | 1b6971285c |
14 | d7a311466 |
15 | 7c0c8b732 |
hex | 4a8195ad2 |
20000103122 has 4 divisors (see below), whose sum is σ = 30000154686. Its totient is φ = 10000051560.
The previous prime is 20000103107. The next prime is 20000103131. The reversal of 20000103122 is 22130100002.
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., 16834803001 + 3165300121 = 129749^2 + 56261^2 .
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5000025779 + ... + 5000025782.
Almost surely, 220000103122 is an apocalyptic number.
20000103122 is a deficient number, since it is larger than the sum of its proper divisors (10000051564).
20000103122 is a wasteful number, since it uses less digits than its factorization.
20000103122 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 10000051563.
The product of its (nonzero) digits is 24, while the sum is 11.
Adding to 20000103122 its reverse (22130100002), we get a palindrome (42130203124).
The spelling of 20000103122 in words is "twenty billion, one hundred three thousand, one hundred twenty-two".
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