Base | Representation |
---|---|
bin | 1101011101101111010… |
… | …0000011100100111100 |
3 | 211010002011111121002220 |
4 | 3113123310003210330 |
5 | 12242221201420012 |
6 | 254133434245340 |
7 | 22466232050541 |
oct | 3273364034474 |
9 | 733064447086 |
10 | 231321123132 |
11 | 8a11481a630 |
12 | 389b8b86850 |
13 | 18a76306928 |
14 | b2a5b88bc8 |
15 | 603d06208c |
hex | 35dbd0393c |
231321123132 has 24 divisors (see below), whose sum is σ = 588817404672. Its totient is φ = 70097310000.
The previous prime is 231321123101. The next prime is 231321123149.
231321123132 is nontrivially palindromic in base 10.
It is a nude number because it is divisible by every one of its digits.
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, 876216244 + ... + 876216507.
It is an arithmetic number, because the mean of its divisors is an integer number (24534058528).
Almost surely, 2231321123132 is an apocalyptic number.
231321123132 is a gapful number since it is divisible by the number (22) formed by its first and last digit.
It is an amenable number.
231321123132 is an abundant number, since it is smaller than the sum of its proper divisors (357496281540).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
231321123132 is a wasteful number, since it uses less digits than its factorization.
231321123132 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1752432769 (or 1752432767 counting only the distinct ones).
The product of its digits is 1296, while the sum is 24.
It can be divided in two parts, 231321 and 123132, that added together give a palindrome (354453).
The spelling of 231321123132 in words is "two hundred thirty-one billion, three hundred twenty-one million, one hundred twenty-three thousand, one hundred thirty-two".
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