Base | Representation |
---|---|
bin | 10101011100101100… |
… | …011110100110000001 |
3 | 2012110000000012212000 |
4 | 111130230132212001 |
5 | 334131140000001 |
6 | 14325124454213 |
7 | 1443463525101 |
oct | 253454364601 |
9 | 65400005760 |
10 | 23030000001 |
11 | 984891a958 |
12 | 456884a369 |
13 | 2230364148 |
14 | 118689b201 |
15 | 8ebc88a86 |
hex | 55cb1e981 |
23030000001 has 8 divisors (see below), whose sum is σ = 34118518560. Its totient is φ = 15353333316.
The previous prime is 23029999969. The next prime is 23030000137. The reversal of 23030000001 is 10000003032.
It is a happy number.
It is not a de Polignac number, because 23030000001 - 25 = 23029999969 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (9).
It is not an unprimeable number, because it can be changed into a prime (23030002001) 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 in 7 ways as a sum of consecutive naturals, for example, 426481455 + ... + 426481508.
It is an arithmetic number, because the mean of its divisors is an integer number (4264814820).
Almost surely, 223030000001 is an apocalyptic number.
It is an amenable number.
23030000001 is a deficient number, since it is larger than the sum of its proper divisors (11088518559).
23030000001 is an equidigital number, since it uses as much as digits as its factorization.
23030000001 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 852962972 (or 852962966 counting only the distinct ones).
The product of its (nonzero) digits is 18, while the sum is 9.
Adding to 23030000001 its reverse (10000003032), we get a palindrome (33030003033).
The spelling of 23030000001 in words is "twenty-three billion, thirty million, one", and thus it is an aban number and an uban number.
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