Base | Representation |
---|---|
bin | 1110001111000010111100… |
… | …01000110100010100011001 |
3 | 11002211120021212111112222102 |
4 | 13013201132020310110121 |
5 | 13100333130030214001 |
6 | 150324312111133145 |
7 | 6410405660323430 |
oct | 707413610642431 |
9 | 132746255445872 |
10 | 31303301023001 |
11 | 9a79723396727 |
12 | 36169582141b5 |
13 | 1460b723b6527 |
14 | 7a31330da117 |
15 | 39440d904e6b |
hex | 1c785e234519 |
31303301023001 has 4 divisors (see below), whose sum is σ = 35775201169152. Its totient is φ = 26831400876852.
The previous prime is 31303301022989. The next prime is 31303301023079. The reversal of 31303301023001 is 10032010330313.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 31303301023001 - 242 = 26905254511897 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (31303301023301) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2235950073065 + ... + 2235950073078.
It is an arithmetic number, because the mean of its divisors is an integer number (8943800292288).
Almost surely, 231303301023001 is an apocalyptic number.
It is an amenable number.
31303301023001 is a deficient number, since it is larger than the sum of its proper divisors (4471900146151).
31303301023001 is an equidigital number, since it uses as much as digits as its factorization.
31303301023001 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4471900146150.
The product of its (nonzero) digits is 486, while the sum is 20.
Adding to 31303301023001 its reverse (10032010330313), we get a palindrome (41335311353314).
The spelling of 31303301023001 in words is "thirty-one trillion, three hundred three billion, three hundred one million, twenty-three thousand, one".
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