Base | Representation |
---|---|
bin | 11000010000010000… |
… | …10111100110110100 |
3 | 1020121110220021000220 |
4 | 30020020113212310 |
5 | 203131424012320 |
6 | 5552031534340 |
7 | 640452224001 |
oct | 141010274664 |
9 | 36543807026 |
10 | 13021313460 |
11 | 5582212591 |
12 | 263498a3b0 |
13 | 12c6924c0c |
14 | 8b75168a8 |
15 | 513261e40 |
hex | 3082179b4 |
13021313460 has 24 divisors (see below), whose sum is σ = 36459677856. Its totient is φ = 3472350240.
The previous prime is 13021313413. The next prime is 13021313483. The reversal of 13021313460 is 6431312031.
It is a happy number.
It is a self number, because there is not a number n which added to its sum of digits gives 13021313460.
It is a congruent 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, 108510886 + ... + 108511005.
It is an arithmetic number, because the mean of its divisors is an integer number (1519153244).
Almost surely, 213021313460 is an apocalyptic number.
13021313460 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
13021313460 is an abundant number, since it is smaller than the sum of its proper divisors (23438364396).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13021313460 is a wasteful number, since it uses less digits than its factorization.
13021313460 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 217021903 (or 217021901 counting only the distinct ones).
The product of its (nonzero) digits is 1296, while the sum is 24.
Adding to 13021313460 its reverse (6431312031), we get a palindrome (19452625491).
The spelling of 13021313460 in words is "thirteen billion, twenty-one million, three hundred thirteen thousand, four hundred sixty".
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