Base | Representation |
---|---|
bin | 10101100110110101… |
… | …110111001110000000 |
3 | 2012212212022220200201 |
4 | 111212311313032000 |
5 | 340003224413240 |
6 | 14354045254544 |
7 | 1450631502166 |
oct | 254665671600 |
9 | 65785286621 |
10 | 23200232320 |
11 | 9925a20a21 |
12 | 45b5864454 |
13 | 22596c8125 |
14 | 11a1331236 |
15 | 90bbb2d9a |
hex | 566d77380 |
23200232320 has 64 divisors (see below), whose sum is σ = 55515744000. Its totient is φ = 9271277568.
The previous prime is 23200232309. The next prime is 23200232323. The reversal of 23200232320 is 2323200232.
It is a tau number, because it is divible by the number of its divisors (64).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (23200232323) 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, 679006 + ... + 712354.
It is an arithmetic number, because the mean of its divisors is an integer number (867433500).
Almost surely, 223200232320 is an apocalyptic number.
23200232320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 23200232320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (27757872000).
23200232320 is an abundant number, since it is smaller than the sum of its proper divisors (32315511680).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
23200232320 is a wasteful number, since it uses less digits than its factorization.
23200232320 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 34455 (or 34443 counting only the distinct ones).
The product of its (nonzero) digits is 864, while the sum is 19.
Adding to 23200232320 its reverse (2323200232), we get a palindrome (25523432552).
The spelling of 23200232320 in words is "twenty-three billion, two hundred million, two hundred thirty-two thousand, three hundred twenty".
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