Base | Representation |
---|---|
bin | 110100100100011011111100… |
… | …110111101100011110110111 |
3 | 1010022121201122001002220200222 |
4 | 310210123330313230132313 |
5 | 220301004333443032411 |
6 | 2135420515100124555 |
7 | 66461550214266302 |
oct | 6444337467543667 |
9 | 1108551561086628 |
10 | 231202332002231 |
11 | 677393a3a8a267 |
12 | 21b2068923675b |
13 | 9c013951843b5 |
14 | 41143770d7b39 |
15 | 1bae1836474db |
hex | d246fcdec7b7 |
231202332002231 has 4 divisors (see below), whose sum is σ = 234992534166264. Its totient is φ = 227412129838200.
The previous prime is 231202332002207. The next prime is 231202332002273. The reversal of 231202332002231 is 132200233202132.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 231202332002231 - 26 = 231202332002167 is a prime.
It is a super-2 number, since 2×2312023320022312 (a number of 30 digits) contains 22 as substring.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 231202332002231.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (231202382002231) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1895101081925 + ... + 1895101082046.
It is an arithmetic number, because the mean of its divisors is an integer number (58748133541566).
Almost surely, 2231202332002231 is an apocalyptic number.
231202332002231 is a deficient number, since it is larger than the sum of its proper divisors (3790202164033).
231202332002231 is an equidigital number, since it uses as much as digits as its factorization.
231202332002231 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3790202164032.
The product of its (nonzero) digits is 5184, while the sum is 26.
Adding to 231202332002231 its reverse (132200233202132), we get a palindrome (363402565204363).
The spelling of 231202332002231 in words is "two hundred thirty-one trillion, two hundred two billion, three hundred thirty-two million, two thousand, two hundred thirty-one".
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