Base | Representation |
---|---|
bin | 101100011110… |
… | …1010000000000 |
3 | 1121212202102010 |
4 | 1120331100000 |
5 | 21432211202 |
6 | 2151452520 |
7 | 402133014 |
oct | 130752000 |
9 | 47782363 |
10 | 23319552 |
11 | 12188363 |
12 | 7987140 |
13 | 4aa6369 |
14 | 3150544 |
15 | 20a976c |
hex | 163d400 |
23319552 has 44 divisors (see below), whose sum is σ = 62163296. Its totient is φ = 7772160.
The previous prime is 23319521. The next prime is 23319553. The reversal of 23319552 is 25591332.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (23319553) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 724 + ... + 6867.
Almost surely, 223319552 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 23319552, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (31081648).
23319552 is an abundant number, since it is smaller than the sum of its proper divisors (38843744).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
23319552 is an equidigital number, since it uses as much as digits as its factorization.
23319552 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7614 (or 7596 counting only the distinct ones).
The product of its digits is 8100, while the sum is 30.
The square root of 23319552 is about 4829.0322011765. The cubic root of 23319552 is about 285.6976935127.
It can be divided in two parts, 23319 and 552, that added together give a triangular number (23871 = T218).
The spelling of 23319552 in words is "twenty-three million, three hundred nineteen thousand, five hundred fifty-two".
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