Base | Representation |
---|---|
bin | 101011111000… |
… | …0000100010101 |
3 | 1121021200202021 |
4 | 1113300010111 |
5 | 21342102123 |
6 | 2141013141 |
7 | 366345226 |
oct | 127600425 |
9 | 47250667 |
10 | 23003413 |
11 | 11a91894 |
12 | 78541b1 |
13 | 49c54b4 |
14 | 30ab24d |
15 | 2045c5d |
hex | 15f0115 |
23003413 has 2 divisors, whose sum is σ = 23003414. Its totient is φ = 23003412.
The previous prime is 23003411. The next prime is 23003417. The reversal of 23003413 is 31430032.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 21696964 + 1306449 = 4658^2 + 1143^2 .
It is a cyclic number.
It is not a de Polignac number, because 23003413 - 21 = 23003411 is a prime.
Together with 23003411, it forms a pair of twin primes.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (23003411) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11501706 + 11501707.
It is an arithmetic number, because the mean of its divisors is an integer number (11501707).
Almost surely, 223003413 is an apocalyptic number.
It is an amenable number.
23003413 is a deficient number, since it is larger than the sum of its proper divisors (1).
23003413 is an equidigital number, since it uses as much as digits as its factorization.
23003413 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 216, while the sum is 16.
The square root of 23003413 is about 4796.1873399608. The cubic root of 23003413 is about 284.4007641271.
Adding to 23003413 its reverse (31430032), we get a palindrome (54433445).
The spelling of 23003413 in words is "twenty-three million, three thousand, four hundred thirteen".
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