Base | Representation |
---|---|
bin | 10011001111011111111… |
… | …100010111010100111111 |
3 | 11200102010012111201211220 |
4 | 103033133330113110333 |
5 | 133131043344300411 |
6 | 2451243425244423 |
7 | 164351061266130 |
oct | 23173774272477 |
9 | 4612105451756 |
10 | 1322312103231 |
11 | 46a875789629 |
12 | 194333793713 |
13 | 979027c41a2 |
14 | 4800096dc87 |
15 | 245e2b53b06 |
hex | 133dff1753f |
1322312103231 has 16 divisors (see below), whose sum is σ = 2040457497600. Its totient is φ = 746042270688.
The previous prime is 1322312103199. The next prime is 1322312103383. The reversal of 1322312103231 is 1323012132231.
It is not a de Polignac number, because 1322312103231 - 25 = 1322312103199 is a prime.
It is a super-2 number, since 2×13223121032312 (a number of 25 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1322312107231) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 398525196 + ... + 398528513.
It is an arithmetic number, because the mean of its divisors is an integer number (127528593600).
Almost surely, 21322312103231 is an apocalyptic number.
1322312103231 is a deficient number, since it is larger than the sum of its proper divisors (718145394369).
1322312103231 is an equidigital number, since it uses as much as digits as its factorization.
1322312103231 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 797053798.
The product of its (nonzero) digits is 1296, while the sum is 24.
Adding to 1322312103231 its reverse (1323012132231), we get a palindrome (2645324235462).
The spelling of 1322312103231 in words is "one trillion, three hundred twenty-two billion, three hundred twelve million, one hundred three thousand, two hundred thirty-one".
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