Base | Representation |
---|---|
bin | 11000001110011… |
… | …00000100100000 |
3 | 112011101012010211 |
4 | 30013030010200 |
5 | 404010223130 |
6 | 32055303504 |
7 | 5015160004 |
oct | 1407140440 |
9 | 464335124 |
10 | 203211040 |
11 | a478650a |
12 | 5807ab94 |
13 | 3313ca26 |
14 | 1cdba704 |
15 | 12c90a2a |
hex | c1cc120 |
203211040 has 48 divisors (see below), whose sum is σ = 481021632. Its totient is φ = 81126144.
The previous prime is 203211037. The next prime is 203211059. The reversal of 203211040 is 40112302.
It is a self number, because there is not a number n which added to its sum of digits gives 203211040.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 115447 + ... + 117193.
It is an arithmetic number, because the mean of its divisors is an integer number (10021284).
Almost surely, 2203211040 is an apocalyptic number.
203211040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
203211040 is an abundant number, since it is smaller than the sum of its proper divisors (277810592).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
203211040 is a wasteful number, since it uses less digits than its factorization.
203211040 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2489 (or 2481 counting only the distinct ones).
The product of its (nonzero) digits is 48, while the sum is 13.
The square root of 203211040 is about 14255.2109770427. The cubic root of 203211040 is about 587.9166587111.
Adding to 203211040 its reverse (40112302), we get a palindrome (243323342).
The spelling of 203211040 in words is "two hundred three million, two hundred eleven thousand, forty".
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