Base | Representation |
---|---|
bin | 1101011100100101010… |
… | …1000010011100010100 |
3 | 211002021112221211001221 |
4 | 3113021111002130110 |
5 | 12241102304032012 |
6 | 254042555300124 |
7 | 22455445055641 |
oct | 3271125023424 |
9 | 732245854057 |
10 | 231011002132 |
11 | 89a75763089 |
12 | 3893114a644 |
13 | 18a26ca4191 |
14 | b2768dcdc8 |
15 | 6020c04507 |
hex | 35c9542714 |
231011002132 has 12 divisors (see below), whose sum is σ = 404995055220. Its totient is φ = 115298129216.
The previous prime is 231011002111. The next prime is 231011002171. The reversal of 231011002132 is 231200110132.
It can be written as a sum of positive squares in 2 ways, for example, as 20324494096 + 210686508036 = 142564^2 + 459006^2 .
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 51840457 + ... + 51844912.
It is an arithmetic number, because the mean of its divisors is an integer number (33749587935).
Almost surely, 2231011002132 is an apocalyptic number.
It is an amenable number.
231011002132 is a deficient number, since it is larger than the sum of its proper divisors (173984053088).
231011002132 is a wasteful number, since it uses less digits than its factorization.
231011002132 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 103685930 (or 103685928 counting only the distinct ones).
The product of its (nonzero) digits is 72, while the sum is 16.
Adding to 231011002132 its reverse (231200110132), we get a palindrome (462211112264).
The spelling of 231011002132 in words is "two hundred thirty-one billion, eleven million, two thousand, one hundred thirty-two".
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