Base | Representation |
---|---|
bin | 10101011010111010… |
… | …000111111111011101 |
3 | 2012100220121020010220 |
4 | 111122322013333131 |
5 | 334101001214010 |
6 | 14322134151553 |
7 | 1442650653441 |
oct | 253272077735 |
9 | 65326536126 |
10 | 23000023005 |
11 | 9832a05783 |
12 | 455a7b25b9 |
13 | 222709978b |
14 | 11828d6821 |
15 | 8e9316970 |
hex | 55ae87fdd |
23000023005 has 8 divisors (see below), whose sum is σ = 36800036832. Its totient is φ = 12266678928.
The previous prime is 23000022979. The next prime is 23000023019. The reversal of 23000023005 is 50032000032.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 23000023005 - 210 = 23000021981 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (15), and also a Moran number because the ratio is a prime number: 1533334867 = 23000023005 / (2 + 3 + 0 + 0 + 0 + 0 + 2 + 3 + 0 + 0 + 5).
It is a Curzon number.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 766667419 + ... + 766667448.
It is an arithmetic number, because the mean of its divisors is an integer number (4600004604).
Almost surely, 223000023005 is an apocalyptic number.
It is an amenable number.
23000023005 is a deficient number, since it is larger than the sum of its proper divisors (13800013827).
23000023005 is a wasteful number, since it uses less digits than its factorization.
23000023005 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1533334875.
The product of its (nonzero) digits is 180, while the sum is 15.
Adding to 23000023005 its reverse (50032000032), we get a palindrome (73032023037).
The spelling of 23000023005 in words is "twenty-three billion, twenty-three thousand, five".
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