Base | Representation |
---|---|
bin | 101100001001… |
… | …0001010001011 |
3 | 1121112210022001 |
4 | 1120102022023 |
5 | 21411034201 |
6 | 2144011431 |
7 | 400466311 |
oct | 130221213 |
9 | 47483261 |
10 | 23143051 |
11 | 12077798 |
12 | 7900b77 |
13 | 4a43c19 |
14 | 31060b1 |
15 | 2072301 |
hex | 161228b |
23143051 has 2 divisors, whose sum is σ = 23143052. Its totient is φ = 23143050.
The previous prime is 23143031. The next prime is 23143067. The reversal of 23143051 is 15034132.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 23143051 - 217 = 23011979 is a prime.
It is not a weakly prime, because it can be changed into another prime (23143031) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11571525 + 11571526.
It is an arithmetic number, because the mean of its divisors is an integer number (11571526).
Almost surely, 223143051 is an apocalyptic number.
23143051 is a deficient number, since it is larger than the sum of its proper divisors (1).
23143051 is an equidigital number, since it uses as much as digits as its factorization.
23143051 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 360, while the sum is 19.
The square root of 23143051 is about 4810.7225029095. The cubic root of 23143051 is about 284.9750711755.
Adding to 23143051 its reverse (15034132), we get a palindrome (38177183).
The spelling of 23143051 in words is "twenty-three million, one hundred forty-three thousand, fifty-one".
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