Base | Representation |
---|---|
bin | 10010101111111001… |
… | …101110011010111100 |
3 | 1220221222001111010102 |
4 | 102233321232122330 |
5 | 312212014424312 |
6 | 13125325300232 |
7 | 1311602540612 |
oct | 225771563274 |
9 | 56858044112 |
10 | 20131014332 |
11 | 85a0484030 |
12 | 3a99a04678 |
13 | 1b8a88a000 |
14 | d8d86b6b2 |
15 | 7cc4e9ec2 |
hex | 4afe6e6bc |
20131014332 has 192 divisors, whose sum is σ = 44334259200. Its totient is φ = 7917960960.
The previous prime is 20131014331. The next prime is 20131014359. The reversal of 20131014332 is 23341013102.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20131014331) by changing a digit.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 120544913 + ... + 120545079.
It is an arithmetic number, because the mean of its divisors is an integer number (230907600).
Almost surely, 220131014332 is an apocalyptic number.
20131014332 is a gapful number since it is divisible by the number (22) formed by its first and last digit.
It is an amenable number.
20131014332 is an abundant number, since it is smaller than the sum of its proper divisors (24203244868).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20131014332 is a wasteful number, since it uses less digits than its factorization.
20131014332 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 293 (or 265 counting only the distinct ones).
The product of its (nonzero) digits is 432, while the sum is 20.
Adding to 20131014332 its reverse (23341013102), we get a palindrome (43472027434).
The spelling of 20131014332 in words is "twenty billion, one hundred thirty-one million, fourteen thousand, three hundred thirty-two".
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