Base | Representation |
---|---|
bin | 11000110001110110… |
… | …00000010110101100 |
3 | 1021100002222120220022 |
4 | 30120323000112230 |
5 | 204221033214040 |
6 | 10040013541312 |
7 | 650442554450 |
oct | 143073002654 |
9 | 37302876808 |
10 | 13303023020 |
11 | 5707234101 |
12 | 26b31a4838 |
13 | 13400ba771 |
14 | 902ac8660 |
15 | 52cd5b6b5 |
hex | 318ec05ac |
13303023020 has 48 divisors (see below), whose sum is σ = 31968088320. Its totient is φ = 4555203264.
The previous prime is 13303023007. The next prime is 13303023029. The reversal of 13303023020 is 2032030331.
It is a self number, because there is not a number n which added to its sum of digits gives 13303023020.
It is not an unprimeable number, because it can be changed into a prime (13303023029) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 49811 + ... + 170549.
It is an arithmetic number, because the mean of its divisors is an integer number (666001840).
Almost surely, 213303023020 is an apocalyptic number.
13303023020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
13303023020 is an abundant number, since it is smaller than the sum of its proper divisors (18665065300).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13303023020 is a wasteful number, since it uses less digits than its factorization.
13303023020 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 121542 (or 121540 counting only the distinct ones).
The product of its (nonzero) digits is 324, while the sum is 17.
Adding to 13303023020 its reverse (2032030331), we get a palindrome (15335053351).
The spelling of 13303023020 in words is "thirteen billion, three hundred three million, twenty-three thousand, twenty".
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