Base | Representation |
---|---|
bin | 1100001110110011011… |
… | …0110110101101000111 |
3 | 202002101110212110020110 |
4 | 3003230312312231013 |
5 | 11420322322424111 |
6 | 240311115004103 |
7 | 21116162340000 |
oct | 3035466665507 |
9 | 662343773213 |
10 | 210132233031 |
11 | 81131192906 |
12 | 34884a39633 |
13 | 16a7a527636 |
14 | a255a261a7 |
15 | 56ecc525a6 |
hex | 30ecdb6b47 |
210132233031 has 80 divisors (see below), whose sum is σ = 335420870400. Its totient is φ = 116944450560.
The previous prime is 210132233029. The next prime is 210132233039. The reversal of 210132233031 is 130332231012.
It is not a de Polignac number, because 210132233031 - 21 = 210132233029 is a prime.
It is a super-2 number, since 2×2101322330312 (a number of 23 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (21).
It is a junction number, because it is equal to n+sod(n) for n = 210132232989 and 210132233007.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (210132233039) by changing a digit.
It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 139067566 + ... + 139069076.
It is an arithmetic number, because the mean of its divisors is an integer number (4192760880).
Almost surely, 2210132233031 is an apocalyptic number.
210132233031 is a gapful number since it is divisible by the number (21) formed by its first and last digit.
210132233031 is a deficient number, since it is larger than the sum of its proper divisors (125288637369).
210132233031 is an equidigital number, since it uses as much as digits as its factorization.
210132233031 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2034 (or 2013 counting only the distinct ones).
The product of its (nonzero) digits is 648, while the sum is 21.
Adding to 210132233031 its reverse (130332231012), we get a palindrome (340464464043).
The spelling of 210132233031 in words is "two hundred ten billion, one hundred thirty-two million, two hundred thirty-three thousand, thirty-one".
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