Base | Representation |
---|---|
bin | 110100100110000011000011… |
… | …000111011100001110100001 |
3 | 1010100000022100221001200101021 |
4 | 310212003003013130032201 |
5 | 220304313042220413441 |
6 | 2135543423501405441 |
7 | 66502546400410033 |
oct | 6446030307341641 |
9 | 1110008327050337 |
10 | 231313032201121 |
11 | 677813403a5142 |
12 | 21b3a022569881 |
13 | 9c0b957760070 |
14 | 41198792a7c53 |
15 | 1bb1eb1e513d1 |
hex | d260c31dc3a1 |
231313032201121 has 8 divisors (see below), whose sum is σ = 249108409839744. Its totient is φ = 213517949915280.
The previous prime is 231313032201089. The next prime is 231313032201149. The reversal of 231313032201121 is 121102230313132.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 231313032201121 - 25 = 231313032201089 is a prime.
It is not an unprimeable number, because it can be changed into a prime (231313032201151) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 72210265 + ... + 75345526.
It is an arithmetic number, because the mean of its divisors is an integer number (31138551229968).
Almost surely, 2231313032201121 is an apocalyptic number.
It is an amenable number.
231313032201121 is a deficient number, since it is larger than the sum of its proper divisors (17795377638623).
231313032201121 is a wasteful number, since it uses less digits than its factorization.
231313032201121 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 147676391.
The product of its (nonzero) digits is 1296, while the sum is 25.
Adding to 231313032201121 its reverse (121102230313132), we get a palindrome (352415262514253).
The spelling of 231313032201121 in words is "two hundred thirty-one trillion, three hundred thirteen billion, thirty-two million, two hundred one thousand, one hundred twenty-one".
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