Base | Representation |
---|---|
bin | 10101101000110010… |
… | …111110110010011000 |
3 | 2012222011001021110111 |
4 | 111220302332302120 |
5 | 340040124000240 |
6 | 14401220254104 |
7 | 1451510336122 |
oct | 255062766230 |
9 | 65864037414 |
10 | 23233031320 |
11 | 9942493334 |
12 | 4604841334 |
13 | 2263440115 |
14 | 11a582c212 |
15 | 90e9e11ea |
hex | 568cbec98 |
23233031320 has 32 divisors (see below), whose sum is σ = 52904139120. Its totient is φ = 9181244800.
The previous prime is 23233031273. The next prime is 23233031321. The reversal of 23233031320 is 2313033232.
It is a super-2 number, since 2×232330313202 (a number of 22 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 23233031291 and 23233031300.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (23233031321) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3495631 + ... + 3502270.
Almost surely, 223233031320 is an apocalyptic number.
23233031320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
23233031320 is an abundant number, since it is smaller than the sum of its proper divisors (29671107800).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
23233031320 is a wasteful number, since it uses less digits than its factorization.
23233031320 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6997995 (or 6997991 counting only the distinct ones).
The product of its (nonzero) digits is 1944, while the sum is 22.
Adding to 23233031320 its reverse (2313033232), we get a palindrome (25546064552).
The spelling of 23233031320 in words is "twenty-three billion, two hundred thirty-three million, thirty-one thousand, three hundred twenty".
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