Base | Representation |
---|---|
bin | 10101110011000010… |
… | …111111011100000101 |
3 | 2020102010122012202122 |
4 | 111303002333130011 |
5 | 340413140003303 |
6 | 14430242215325 |
7 | 1455666135632 |
oct | 256302773405 |
9 | 66363565678 |
10 | 23405000453 |
11 | 9a2057028a |
12 | 4652354545 |
13 | 228cc617c3 |
14 | 11c05d5189 |
15 | 91eb5ee38 |
hex | 5730bf705 |
23405000453 has 8 divisors (see below), whose sum is σ = 23634370560. Its totient is φ = 23176609200.
The previous prime is 23405000447. The next prime is 23405000467. The reversal of 23405000453 is 35400050432.
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 23405000453 - 26 = 23405000389 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (23405000153) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 196613 + ... + 292346.
It is an arithmetic number, because the mean of its divisors is an integer number (2954296320).
Almost surely, 223405000453 is an apocalyptic number.
It is an amenable number.
23405000453 is a deficient number, since it is larger than the sum of its proper divisors (229370107).
23405000453 is a wasteful number, since it uses less digits than its factorization.
23405000453 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 489427.
The product of its (nonzero) digits is 7200, while the sum is 26.
Adding to 23405000453 its reverse (35400050432), we get a palindrome (58805050885).
The spelling of 23405000453 in words is "twenty-three billion, four hundred five million, four hundred fifty-three", and thus it is an aban number.
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