Base | Representation |
---|---|
bin | 11000011000001… |
… | …11011111011000 |
3 | 112020210211101012 |
4 | 30030013133120 |
5 | 404323044000 |
6 | 32143113052 |
7 | 5032150442 |
oct | 1414073730 |
9 | 466724335 |
10 | 204503000 |
11 | a5489149 |
12 | 585a2788 |
13 | 334a2ac0 |
14 | 1d235492 |
15 | 12e48735 |
hex | c3077d8 |
204503000 has 64 divisors (see below), whose sum is σ = 515380320. Its totient is φ = 75504000.
The previous prime is 204502997. The next prime is 204503009. The reversal of 204503000 is 305402.
204503000 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (204503009) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5135 + ... + 20865.
Almost surely, 2204503000 is an apocalyptic number.
204503000 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 204503000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (257690160).
204503000 is an abundant number, since it is smaller than the sum of its proper divisors (310877320).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
204503000 is a wasteful number, since it uses less digits than its factorization.
204503000 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 15765 (or 15751 counting only the distinct ones).
The product of its (nonzero) digits is 120, while the sum is 14.
The square root of 204503000 is about 14300.4545382306. The cubic root of 204503000 is about 589.1599651222.
Adding to 204503000 its reverse (305402), we get a palindrome (204808402).
The spelling of 204503000 in words is "two hundred four million, five hundred three thousand".
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