Base | Representation |
---|---|
bin | 1101011101011100101… |
… | …1010011011000100110 |
3 | 211002212202010100111220 |
4 | 3113113023103120212 |
5 | 12242041243043420 |
6 | 254122015041210 |
7 | 22464265611621 |
oct | 3272713233046 |
9 | 732782110456 |
10 | 231243331110 |
11 | 8a084917300 |
12 | 38996b10206 |
13 | 18a6316a54c |
14 | b2996d8db8 |
15 | 60362e7840 |
hex | 35d72d3626 |
231243331110 has 48 divisors (see below), whose sum is σ = 610023739248. Its totient is φ = 56058988480.
The previous prime is 231243331091. The next prime is 231243331117. The reversal of 231243331110 is 11133342132.
231243331110 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (231243331117) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 31848069 + ... + 31855328.
It is an arithmetic number, because the mean of its divisors is an integer number (12708827901).
Almost surely, 2231243331110 is an apocalyptic number.
231243331110 is an abundant number, since it is smaller than the sum of its proper divisors (378780408138).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
231243331110 is a wasteful number, since it uses less digits than its factorization.
231243331110 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 63703429 (or 63703418 counting only the distinct ones).
The product of its (nonzero) digits is 1296, while the sum is 24.
Adding to 231243331110 its reverse (11133342132), we get a palindrome (242376673242).
The spelling of 231243331110 in words is "two hundred thirty-one billion, two hundred forty-three million, three hundred thirty-one thousand, one hundred ten".
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