Base | Representation |
---|---|
bin | 101100101011… |
… | …1111110001101 |
3 | 1122002022112221 |
4 | 1121113332031 |
5 | 21444212010 |
6 | 2154055341 |
7 | 403100065 |
oct | 131277615 |
9 | 48068487 |
10 | 23429005 |
11 | 12252616 |
12 | 7a1a551 |
13 | 4b14122 |
14 | 317c3a5 |
15 | 20cbdda |
hex | 1657f8d |
23429005 has 8 divisors (see below), whose sum is σ = 28373400. Its totient is φ = 18570816.
The previous prime is 23428997. The next prime is 23429027. The reversal of 23429005 is 50092432.
It is a happy number.
It can be written as a sum of positive squares in 4 ways, for example, as 3617604 + 19811401 = 1902^2 + 4451^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 23429005 - 23 = 23428997 is a prime.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20950 + ... + 22039.
It is an arithmetic number, because the mean of its divisors is an integer number (3546675).
Almost surely, 223429005 is an apocalyptic number.
It is an amenable number.
23429005 is a deficient number, since it is larger than the sum of its proper divisors (4944395).
23429005 is a wasteful number, since it uses less digits than its factorization.
23429005 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 43103.
The product of its (nonzero) digits is 2160, while the sum is 25.
The square root of 23429005 is about 4840.3517434170. The cubic root of 23429005 is about 286.1439810024.
The spelling of 23429005 in words is "twenty-three million, four hundred twenty-nine thousand, five".
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