Base | Representation |
---|---|
bin | 110100100111110001001101… |
… | …001010001101110010010000 |
3 | 1010100102121200001221022201122 |
4 | 310213301031022031302100 |
5 | 220313232311422114300 |
6 | 2140114024354421412 |
7 | 66514234443565664 |
oct | 6447611512156220 |
9 | 1110377601838648 |
10 | 231431312301200 |
11 | 67817517434a70 |
12 | 21b58b32291868 |
13 | 9c19b5752116b |
14 | 412149a0288a4 |
15 | 1bb50d5e21c85 |
hex | d27c4d28dc90 |
231431312301200 has 60 divisors (see below), whose sum is σ = 606560430342768. Its totient is φ = 84156840835200.
The previous prime is 231431312301197. The next prime is 231431312301223. The reversal of 231431312301200 is 2103213134132.
It is a happy number.
It is a self number, because there is not a number n which added to its sum of digits gives 231431312301200.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 26299008362 + ... + 26299017161.
Almost surely, 2231431312301200 is an apocalyptic number.
231431312301200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
231431312301200 is an abundant number, since it is smaller than the sum of its proper divisors (375129118041568).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
231431312301200 is a wasteful number, since it uses less digits than its factorization.
231431312301200 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 52598025552 (or 52598025541 counting only the distinct ones).
The product of its (nonzero) digits is 2592, while the sum is 26.
Adding to 231431312301200 its reverse (2103213134132), we get a palindrome (233534525435332).
The spelling of 231431312301200 in words is "two hundred thirty-one trillion, four hundred thirty-one billion, three hundred twelve million, three hundred one thousand, two hundred".
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