Base | Representation |
---|---|
bin | 10101101100111111… |
… | …001001111000000011 |
3 | 2020011001022212221121 |
4 | 111230333021320003 |
5 | 340211123100311 |
6 | 14412211133111 |
7 | 1453323022330 |
oct | 255477117003 |
9 | 66131285847 |
10 | 23303331331 |
11 | 9979139815 |
12 | 46242a4197 |
13 | 2274b85367 |
14 | 11b0ccb987 |
15 | 915c7ab71 |
hex | 56cfc9e03 |
23303331331 has 8 divisors (see below), whose sum is σ = 26634629120. Its totient is φ = 19972596168.
The previous prime is 23303331329. The next prime is 23303331371. The reversal of 23303331331 is 13313330332.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 23303331331 - 21 = 23303331329 is a prime.
It is a super-2 number, since 2×233033313312 (a number of 22 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 = 23303331296 and 23303331305.
It is not an unprimeable number, because it can be changed into a prime (23303331371) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 47811 + ... + 221116.
It is an arithmetic number, because the mean of its divisors is an integer number (3329328640).
Almost surely, 223303331331 is an apocalyptic number.
23303331331 is a deficient number, since it is larger than the sum of its proper divisors (3331297789).
23303331331 is a wasteful number, since it uses less digits than its factorization.
23303331331 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 281313.
The product of its (nonzero) digits is 4374, while the sum is 25.
Adding to 23303331331 its reverse (13313330332), we get a palindrome (36616661663).
Subtracting from 23303331331 its reverse (13313330332), we obtain a palindrome (9990000999).
The spelling of 23303331331 in words is "twenty-three billion, three hundred three million, three hundred thirty-one thousand, three hundred thirty-one".
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