Base | Representation |
---|---|
bin | 11000001101110… |
… | …01000010000001 |
3 | 112011020020011120 |
4 | 30012321002001 |
5 | 404000224212 |
6 | 32053502453 |
7 | 5014413441 |
oct | 1406710201 |
9 | 464206146 |
10 | 203133057 |
11 | a4732966 |
12 | 58041a29 |
13 | 3311339a |
14 | 1cd9a121 |
15 | 12c7788c |
hex | c1b9081 |
203133057 has 16 divisors (see below), whose sum is σ = 272959872. Its totient is φ = 134369280.
The previous prime is 203133043. The next prime is 203133097. The reversal of 203133057 is 750331302.
It is not a de Polignac number, because 203133057 - 214 = 203116673 is a prime.
It is not an unprimeable number, because it can be changed into a prime (203133097) 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, 375207 + ... + 375747.
It is an arithmetic number, because the mean of its divisors is an integer number (17059992).
Almost surely, 2203133057 is an apocalyptic number.
It is an amenable number.
203133057 is a deficient number, since it is larger than the sum of its proper divisors (69826815).
203133057 is a wasteful number, since it uses less digits than its factorization.
203133057 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1288.
The product of its (nonzero) digits is 1890, while the sum is 24.
The square root of 203133057 is about 14252.4754691948. The cubic root of 203133057 is about 587.8414440135.
Adding to 203133057 its reverse (750331302), we get a palindrome (953464359).
The spelling of 203133057 in words is "two hundred three million, one hundred thirty-three thousand, fifty-seven".
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