Base | Representation |
---|---|
bin | 11000010000010111… |
… | …10111110111001100 |
3 | 1020121112121221001100 |
4 | 30020023313313030 |
5 | 203132142411022 |
6 | 5552103343100 |
7 | 640463100666 |
oct | 141013676714 |
9 | 36545557040 |
10 | 13022232012 |
11 | 558278a719 |
12 | 2635151a90 |
13 | 12c6b8703a |
14 | 8b76b5536 |
15 | 5133941ac |
hex | 3082f7dcc |
13022232012 has 18 divisors (see below), whose sum is σ = 32917308788. Its totient is φ = 4340743992.
The previous prime is 13022231987. The next prime is 13022232059. The reversal of 13022232012 is 21023222031.
It is a tau number, because it is divible by the number of its divisors (18).
It is a Harshad number since it is a multiple of its sum of digits (18).
It is an unprimeable number.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 180864298 + ... + 180864369.
Almost surely, 213022232012 is an apocalyptic number.
13022232012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
13022232012 is an abundant number, since it is smaller than the sum of its proper divisors (19895076776).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13022232012 is a wasteful number, since it uses less digits than its factorization.
13022232012 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 361728677 (or 361728672 counting only the distinct ones).
The product of its (nonzero) digits is 288, while the sum is 18.
Adding to 13022232012 its reverse (21023222031), we get a palindrome (34045454043).
The spelling of 13022232012 in words is "thirteen billion, twenty-two million, two hundred thirty-two thousand, twelve".
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