Base | Representation |
---|---|
bin | 10101100111001000… |
… | …001000111000001101 |
3 | 2012220012100022121101 |
4 | 111213020020320031 |
5 | 340010441220440 |
6 | 14354340103101 |
7 | 1451020304665 |
oct | 254710107015 |
9 | 65805308541 |
10 | 23205023245 |
11 | 99286a3468 |
12 | 45b7394a91 |
13 | 225a6b49b1 |
14 | 11a1c1b1a5 |
15 | 90c30c69a |
hex | 567208e0d |
23205023245 has 8 divisors (see below), whose sum is σ = 28012771584. Its totient is φ = 18452856144.
The previous prime is 23205023221. The next prime is 23205023287. The reversal of 23205023245 is 54232050232.
It is a happy number.
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 23205023245 - 221 = 23202926093 is a prime.
It is a Duffinian number.
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, 13894389 + ... + 13896058.
It is an arithmetic number, because the mean of its divisors is an integer number (3501596448).
Almost surely, 223205023245 is an apocalyptic number.
It is an amenable number.
23205023245 is a deficient number, since it is larger than the sum of its proper divisors (4807748339).
23205023245 is a wasteful number, since it uses less digits than its factorization.
23205023245 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 27790619.
The product of its (nonzero) digits is 14400, while the sum is 28.
Adding to 23205023245 its reverse (54232050232), we get a palindrome (77437073477).
The spelling of 23205023245 in words is "twenty-three billion, two hundred five million, twenty-three thousand, two hundred forty-five".
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