Base | Representation |
---|---|
bin | 10011001100001111… |
… | …00001001000001000 |
3 | 222121001020211201011 |
4 | 21212013201020020 |
5 | 132100103300240 |
6 | 4422212533304 |
7 | 513215411335 |
oct | 114607411010 |
9 | 28531224634 |
10 | 10303181320 |
11 | 4407971693 |
12 | 1bb6621234 |
13 | c827602c3 |
14 | 6da52398c |
15 | 4047e96ea |
hex | 2661e1208 |
10303181320 has 32 divisors (see below), whose sum is σ = 23808706200. Its totient is φ = 4009886208.
The previous prime is 10303181299. The next prime is 10303181321. The reversal of 10303181320 is 2318130301.
It can be written as a sum of positive squares in 4 ways, for example, as 10256423076 + 46758244 = 101274^2 + 6838^2 .
It is a junction number, because it is equal to n+sod(n) for n = 10303181291 and 10303181300.
It is not an unprimeable number, because it can be changed into a prime (10303181321) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3479325 + ... + 3482284.
Almost surely, 210303181320 is an apocalyptic number.
10303181320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
10303181320 is an abundant number, since it is smaller than the sum of its proper divisors (13505524880).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
10303181320 is a wasteful number, since it uses less digits than its factorization.
10303181320 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6961657 (or 6961653 counting only the distinct ones).
The product of its (nonzero) digits is 432, while the sum is 22.
The spelling of 10303181320 in words is "ten billion, three hundred three million, one hundred eighty-one thousand, three hundred twenty".
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