Base | Representation |
---|---|
bin | 10010111111111011… |
… | …11100110111100010 |
3 | 222022212010012112221 |
4 | 21133331330313202 |
5 | 131342200311320 |
6 | 4404045341254 |
7 | 510523441045 |
oct | 113775746742 |
9 | 28285105487 |
10 | 10200010210 |
11 | 4364704705 |
12 | 1b87b6782a |
13 | c67279300 |
14 | 6ca948c5c |
15 | 3ea71a3aa |
hex | 25ff7cde2 |
10200010210 has 48 divisors (see below), whose sum is σ = 20566616040. Its totient is φ = 3636272640.
The previous prime is 10200010193. The next prime is 10200010283. The reversal of 10200010210 is 1201000201.
It can be written as a sum of positive squares in 12 ways, for example, as 954995409 + 9245014801 = 30903^2 + 96151^2 .
It is a junction number, because it is equal to n+sod(n) for n = 10200010193 and 10200010202.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 55051 + ... + 153070.
Almost surely, 210200010210 is an apocalyptic number.
10200010210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
10200010210 is an abundant number, since it is smaller than the sum of its proper divisors (10366605830).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
10200010210 is a wasteful number, since it uses less digits than its factorization.
10200010210 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 208183 (or 208170 counting only the distinct ones).
The product of its (nonzero) digits is 4, while the sum is 7.
Adding to 10200010210 its reverse (1201000201), we get a palindrome (11401010411).
The spelling of 10200010210 in words is "ten billion, two hundred million, ten thousand, two hundred ten".
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