Base | Representation |
---|---|
bin | 101011010000000… |
… | …100011111101000 |
3 | 1212120101222100022 |
4 | 223100010133220 |
5 | 2441230224000 |
6 | 200000500012 |
7 | 23660531051 |
oct | 5320043750 |
9 | 1776358308 |
10 | 725633000 |
11 | 3426678a4 |
12 | 18301a608 |
13 | b7445751 |
14 | 6c52b728 |
15 | 43a87585 |
hex | 2b4047e8 |
725633000 has 64 divisors (see below), whose sum is σ = 1734220800. Its totient is φ = 284059200.
The previous prime is 725632997. The next prime is 725633023. The reversal of 725633000 is 336527.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 39281 + ... + 54719.
It is an arithmetic number, because the mean of its divisors is an integer number (27097200).
Almost surely, 2725633000 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 725633000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (867110400).
725633000 is an abundant number, since it is smaller than the sum of its proper divisors (1008587800).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
725633000 is a wasteful number, since it uses less digits than its factorization.
725633000 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 15507 (or 15493 counting only the distinct ones).
The product of its (nonzero) digits is 3780, while the sum is 26.
The square root of 725633000 is about 26937.5759859717. The cubic root of 725633000 is about 898.6122646036.
Adding to 725633000 its reverse (336527), we get a palindrome (725969527).
The spelling of 725633000 in words is "seven hundred twenty-five million, six hundred thirty-three thousand".
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