Base | Representation |
---|---|
bin | 10101110011000000… |
… | …010101001101111111 |
3 | 2020102002022210100121 |
4 | 111303000111031333 |
5 | 340413000200411 |
6 | 14430215235411 |
7 | 1455660203131 |
oct | 256300251577 |
9 | 66362283317 |
10 | 23404303231 |
11 | 9a20134471 |
12 | 4652078b67 |
13 | 228ca7934a |
14 | 11c0493051 |
15 | 91ea73571 |
hex | 57301537f |
23404303231 has 16 divisors (see below), whose sum is σ = 24965508960. Its totient is φ = 21903656320.
The previous prime is 23404303207. The next prime is 23404303243. The reversal of 23404303231 is 13230340432.
It is a cyclic number.
It is not a de Polignac number, because 23404303231 - 213 = 23404295039 is a prime.
It is a super-2 number, since 2×234043032312 (a number of 22 digits) contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 23404303196 and 23404303205.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (23404303831) 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 15 ways as a sum of consecutive naturals, for example, 35841 + ... + 219301.
It is an arithmetic number, because the mean of its divisors is an integer number (1560344310).
Almost surely, 223404303231 is an apocalyptic number.
23404303231 is a deficient number, since it is larger than the sum of its proper divisors (1561205729).
23404303231 is a wasteful number, since it uses less digits than its factorization.
23404303231 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 183626.
The product of its (nonzero) digits is 5184, while the sum is 25.
Adding to 23404303231 its reverse (13230340432), we get a palindrome (36634643663).
The spelling of 23404303231 in words is "twenty-three billion, four hundred four million, three hundred three thousand, two hundred thirty-one".
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