Base | Representation |
---|---|
bin | 1110001111100101110001… |
… | …01100101000111001000001 |
3 | 11002220100120001100210102201 |
4 | 13013302320230220321001 |
5 | 13101134424024411001 |
6 | 150341043412113201 |
7 | 6411640236063643 |
oct | 707627054507101 |
9 | 132810501323381 |
10 | 31322000232001 |
11 | 9a86649628166 |
12 | 361a4b6605801 |
13 | 146286243a13b |
14 | 7a3dc8736893 |
15 | 394b55376501 |
hex | 1c7cb8b28e41 |
31322000232001 has 2 divisors, whose sum is σ = 31322000232002. Its totient is φ = 31322000232000.
The previous prime is 31322000231999. The next prime is 31322000232037. The reversal of 31322000232001 is 10023200022313.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 30351284640000 + 970715592001 = 5509200^2 + 985249^2 .
It is a cyclic number.
It is not a de Polignac number, because 31322000232001 - 21 = 31322000231999 is a prime.
Together with 31322000231999, it forms a pair of twin primes.
It is a self number, because there is not a number n which added to its sum of digits gives 31322000232001.
It is not a weakly prime, because it can be changed into another prime (31322000292001) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15661000116000 + 15661000116001.
It is an arithmetic number, because the mean of its divisors is an integer number (15661000116001).
Almost surely, 231322000232001 is an apocalyptic number.
It is an amenable number.
31322000232001 is a deficient number, since it is larger than the sum of its proper divisors (1).
31322000232001 is an equidigital number, since it uses as much as digits as its factorization.
31322000232001 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 432, while the sum is 19.
Adding to 31322000232001 its reverse (10023200022313), we get a palindrome (41345200254314).
The spelling of 31322000232001 in words is "thirty-one trillion, three hundred twenty-two billion, two hundred thirty-two thousand, one".
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