Base | Representation |
---|---|
bin | 101100010000… |
… | …0111001001000 |
3 | 1121122212002012 |
4 | 1120200321020 |
5 | 21420002100 |
6 | 2145155052 |
7 | 401140253 |
oct | 130407110 |
9 | 47585065 |
10 | 23203400 |
11 | 12109070 |
12 | 792ba88 |
13 | 4a6552c |
14 | 312009a |
15 | 2085135 |
hex | 1620e48 |
23203400 has 96 divisors (see below), whose sum is σ = 60264000. Its totient is φ = 8236800.
The previous prime is 23203391. The next prime is 23203421. The reversal of 23203400 is 430232.
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, 116501 + ... + 116699.
It is an arithmetic number, because the mean of its divisors is an integer number (627750).
Almost surely, 223203400 is an apocalyptic number.
23203400 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 23203400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (30132000).
23203400 is an abundant number, since it is smaller than the sum of its proper divisors (37060600).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
23203400 is a wasteful number, since it uses less digits than its factorization.
23203400 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 279 (or 270 counting only the distinct ones).
The product of its (nonzero) digits is 144, while the sum is 14.
The square root of 23203400 is about 4816.9907618761. The cubic root of 23203400 is about 285.2225613534. Note that the first 3 decimals are identical.
Adding to 23203400 its reverse (430232), we get a palindrome (23633632).
The spelling of 23203400 in words is "twenty-three million, two hundred three thousand, four hundred".
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