Base | Representation |
---|---|
bin | 10011000000000100… |
… | …11111111000101100 |
3 | 222022221100202200110 |
4 | 21200002133320230 |
5 | 131343001432340 |
6 | 4404131100020 |
7 | 510536534226 |
oct | 114002377054 |
9 | 28287322613 |
10 | 10201202220 |
11 | 4365349240 |
12 | 1b88441610 |
13 | c675a5a41 |
14 | 6cab79416 |
15 | 3ea8a3680 |
hex | 26009fe2c |
10201202220 has 96 divisors (see below), whose sum is σ = 32800078080. Its totient is φ = 2342856960.
The previous prime is 10201202171. The next prime is 10201202227. The reversal of 10201202220 is 2220210201.
It is a Harshad number since it is a multiple of its sum of digits (12).
It is a junction number, because it is equal to n+sod(n) for n = 10201202196 and 10201202205.
It is not an unprimeable number, because it can be changed into a prime (10201202227) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 394207 + ... + 419286.
It is an arithmetic number, because the mean of its divisors is an integer number (341667480).
Almost surely, 210201202220 is an apocalyptic number.
10201202220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
10201202220 is an abundant number, since it is smaller than the sum of its proper divisors (22598875860).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
10201202220 is a wasteful number, since it uses less digits than its factorization.
10201202220 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 813535 (or 813533 counting only the distinct ones).
The product of its (nonzero) digits is 32, while the sum is 12.
Adding to 10201202220 its reverse (2220210201), we get a palindrome (12421412421).
The spelling of 10201202220 in words is "ten billion, two hundred one million, two hundred two thousand, two hundred twenty".
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