Base | Representation |
---|---|
bin | 10011000100001111111… |
… | …111000011100100101111 |
3 | 11122020221101221112202121 |
4 | 103010033333003210233 |
5 | 132431324200310411 |
6 | 2441525100533411 |
7 | 163442541361315 |
oct | 23041777034457 |
9 | 4566841845677 |
10 | 1310233213231 |
11 | 465737544808 |
12 | 191b22551267 |
13 | 967291ca5b7 |
14 | 475b66980b5 |
15 | 241374ed571 |
hex | 1310ffc392f |
1310233213231 has 8 divisors (see below), whose sum is σ = 1312773752304. Its totient is φ = 1307693431680.
The previous prime is 1310233213139. The next prime is 1310233213259. The reversal of 1310233213231 is 1323123320131.
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 1310233213231 - 219 = 1310232688943 is a prime.
It is a super-2 number, since 2×13102332132312 (a number of 25 digits) contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 1310233213196 and 1310233213205.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1310233213271) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3336721 + ... + 3708661.
It is an arithmetic number, because the mean of its divisors is an integer number (164096719038).
Almost surely, 21310233213231 is an apocalyptic number.
1310233213231 is a deficient number, since it is larger than the sum of its proper divisors (2540539073).
1310233213231 is an equidigital number, since it uses as much as digits as its factorization.
1310233213231 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 378761.
The product of its (nonzero) digits is 1944, while the sum is 25.
Adding to 1310233213231 its reverse (1323123320131), we get a palindrome (2633356533362).
The spelling of 1310233213231 in words is "one trillion, three hundred ten billion, two hundred thirty-three million, two hundred thirteen thousand, two hundred thirty-one".
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