Base | Representation |
---|---|
bin | 101011110111… |
… | …1010101010001 |
3 | 1121021112121201 |
4 | 1113233111101 |
5 | 21342003101 |
6 | 2140551201 |
7 | 366333364 |
oct | 127572521 |
9 | 47245551 |
10 | 23000401 |
11 | 11a8a5a6 |
12 | 7852501 |
13 | 49c4008 |
14 | 30aa0db |
15 | 2044e01 |
hex | 15ef551 |
23000401 has 2 divisors, whose sum is σ = 23000402. Its totient is φ = 23000400.
The previous prime is 23000377. The next prime is 23000413. The reversal of 23000401 is 10400032.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 21150801 + 1849600 = 4599^2 + 1360^2 .
It is a cyclic number.
It is not a de Polignac number, because 23000401 - 213 = 22992209 is a prime.
It is not a weakly prime, because it can be changed into another prime (23000491) by changing a digit.
It is a good prime.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11500200 + 11500201.
It is an arithmetic number, because the mean of its divisors is an integer number (11500201).
Almost surely, 223000401 is an apocalyptic number.
It is an amenable number.
23000401 is a deficient number, since it is larger than the sum of its proper divisors (1).
23000401 is an equidigital number, since it uses as much as digits as its factorization.
23000401 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 24, while the sum is 10.
The square root of 23000401 is about 4795.8733302705. The cubic root of 23000401 is about 284.3883507156.
Adding to 23000401 its reverse (10400032), we get a palindrome (33400433).
The spelling of 23000401 in words is "twenty-three million, four hundred one", and thus it is an aban number.
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