Base | Representation |
---|---|
bin | 1101011101100001001… |
… | …1100001001101111101 |
3 | 211002221001202011000012 |
4 | 3113120103201031331 |
5 | 12242111114342031 |
6 | 254123532513005 |
7 | 22464615536261 |
oct | 3273023411575 |
9 | 732831664005 |
10 | 231262262141 |
11 | 8a094577489 |
12 | 389a131b765 |
13 | 18a67068241 |
14 | b29c0260a1 |
15 | 6037cd6b2b |
hex | 35d84e137d |
231262262141 has 2 divisors, whose sum is σ = 231262262142. Its totient is φ = 231262262140.
The previous prime is 231262262113. The next prime is 231262262183. The reversal of 231262262141 is 141262262132.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 230836046116 + 426216025 = 480454^2 + 20645^2 .
It is a cyclic number.
It is not a de Polignac number, because 231262262141 - 214 = 231262245757 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 231262262098 and 231262262107.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (231262262191) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 115631131070 + 115631131071.
It is an arithmetic number, because the mean of its divisors is an integer number (115631131071).
Almost surely, 2231262262141 is an apocalyptic number.
It is an amenable number.
231262262141 is a deficient number, since it is larger than the sum of its proper divisors (1).
231262262141 is an equidigital number, since it uses as much as digits as its factorization.
231262262141 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 13824, while the sum is 32.
Subtracting from 231262262141 its reverse (141262262132), we obtain a palindrome (90000000009).
The spelling of 231262262141 in words is "two hundred thirty-one billion, two hundred sixty-two million, two hundred sixty-two thousand, one hundred forty-one".
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