Base | Representation |
---|---|
bin | 110100100100101111011111… |
… | …010100010010111111100011 |
3 | 1010022200201210002211102212012 |
4 | 310210233133110102333203 |
5 | 220301330320110120003 |
6 | 2135434304521223135 |
7 | 66463222125064361 |
oct | 6444573724227743 |
9 | 1108621702742765 |
10 | 231223311020003 |
11 | 6774728a100885 |
12 | 21b24763031aab |
13 | 9c03359630993 |
14 | 41153a7428631 |
15 | 1bae9b02ec8d8 |
hex | d24bdf512fe3 |
231223311020003 has 2 divisors, whose sum is σ = 231223311020004. Its totient is φ = 231223311020002.
The previous prime is 231223311019997. The next prime is 231223311020033. The reversal of 231223311020003 is 300020113322132.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 231223311020003 - 226 = 231223243911139 is a prime.
It is a super-2 number, since 2×2312233110200032 (a number of 30 digits) contains 22 as substring.
It is not a weakly prime, because it can be changed into another prime (231223311020033) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 115611655510001 + 115611655510002.
It is an arithmetic number, because the mean of its divisors is an integer number (115611655510002).
Almost surely, 2231223311020003 is an apocalyptic number.
231223311020003 is a deficient number, since it is larger than the sum of its proper divisors (1).
231223311020003 is an equidigital number, since it uses as much as digits as its factorization.
231223311020003 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 1296, while the sum is 23.
Adding to 231223311020003 its reverse (300020113322132), we get a palindrome (531243424342135).
The spelling of 231223311020003 in words is "two hundred thirty-one trillion, two hundred twenty-three billion, three hundred eleven million, twenty thousand, three".
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