Base | Representation |
---|---|
bin | 10010110100010000… |
… | …11101100011001100 |
3 | 222002000212222001002 |
4 | 21122020131203030 |
5 | 131142114232340 |
6 | 4350231035432 |
7 | 505224311030 |
oct | 113210354314 |
9 | 28060788032 |
10 | 10102102220 |
11 | 4314411a11 |
12 | 1b5b20bb78 |
13 | c4cbb8aa2 |
14 | 6bb9401c0 |
15 | 3e1d2a715 |
hex | 25a21d8cc |
10102102220 has 24 divisors (see below), whose sum is σ = 24245045664. Its totient is φ = 3463577856.
The previous prime is 10102102211. The next prime is 10102102247. The reversal of 10102102220 is 2220120101.
It is a happy number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 36078797 + ... + 36079076.
It is an arithmetic number, because the mean of its divisors is an integer number (1010210236).
Almost surely, 210102102220 is an apocalyptic number.
10102102220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
10102102220 is an abundant number, since it is smaller than the sum of its proper divisors (14142943444).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
10102102220 is a wasteful number, since it uses less digits than its factorization.
10102102220 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 72157889 (or 72157887 counting only the distinct ones).
The product of its (nonzero) digits is 16, while the sum is 11.
Adding to 10102102220 its reverse (2220120101), we get a palindrome (12322222321).
The spelling of 10102102220 in words is "ten billion, one hundred two million, one hundred two thousand, two hundred twenty".
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