Base | Representation |
---|---|
bin | 101100010000… |
… | …0101001100000 |
3 | 1121122210201011 |
4 | 1120200221200 |
5 | 21414434100 |
6 | 2145150304 |
7 | 401134324 |
oct | 130405140 |
9 | 47583634 |
10 | 23202400 |
11 | 12108341 |
12 | 792b394 |
13 | 4a64c40 |
14 | 311d984 |
15 | 2084bba |
hex | 1620a60 |
23202400 has 144 divisors (see below), whose sum is σ = 64308384. Its totient is φ = 8110080.
The previous prime is 23202397. The next prime is 23202419. The reversal of 23202400 is 420232.
It is a Harshad number since it is a multiple of its sum of digits (13).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 239152 + ... + 239248.
It is an arithmetic number, because the mean of its divisors is an integer number (446586).
Almost surely, 223202400 is an apocalyptic number.
23202400 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 23202400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (32154192).
23202400 is an abundant number, since it is smaller than the sum of its proper divisors (41105984).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
23202400 is a wasteful number, since it uses less digits than its factorization.
23202400 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 153 (or 140 counting only the distinct ones).
The product of its (nonzero) digits is 96, while the sum is 13.
The square root of 23202400 is about 4816.8869615136. The cubic root of 23202400 is about 285.2184638697.
Adding to 23202400 its reverse (420232), we get a palindrome (23622632).
The spelling of 23202400 in words is "twenty-three million, two hundred two thousand, four hundred".
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