Base | Representation |
---|---|
bin | 10101011011000110… |
… | …010000010110111001 |
3 | 2012101010120210021112 |
4 | 111123012100112321 |
5 | 334102304444001 |
6 | 14322330250105 |
7 | 1443016666532 |
oct | 253306202671 |
9 | 65333523245 |
10 | 23003203001 |
11 | 9834787979 |
12 | 455b886935 |
13 | 222794102c |
14 | 11830c3689 |
15 | 8e9743cbb |
hex | 55b1905b9 |
23003203001 has 2 divisors, whose sum is σ = 23003203002. Its totient is φ = 23003203000.
The previous prime is 23003202973. The next prime is 23003203007. The reversal of 23003203001 is 10030230032.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 16046808976 + 6956394025 = 126676^2 + 83405^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-23003203001 is a prime.
It is not a weakly prime, because it can be changed into another prime (23003203007) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11501601500 + 11501601501.
It is an arithmetic number, because the mean of its divisors is an integer number (11501601501).
Almost surely, 223003203001 is an apocalyptic number.
It is an amenable number.
23003203001 is a deficient number, since it is larger than the sum of its proper divisors (1).
23003203001 is an equidigital number, since it uses as much as digits as its factorization.
23003203001 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 108, while the sum is 14.
Adding to 23003203001 its reverse (10030230032), we get a palindrome (33033433033).
The spelling of 23003203001 in words is "twenty-three billion, three million, two hundred three thousand, one".
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