Base | Representation |
---|---|
bin | 1011110101110101110… |
… | …0011100100110111010 |
3 | 201110002110200202200201 |
4 | 2331131130130212322 |
5 | 11313111341414320 |
6 | 233242140352414 |
7 | 20461133452036 |
oct | 2753534344672 |
9 | 643073622621 |
10 | 203431201210 |
11 | 79302678486 |
12 | 3351484570a |
13 | 1625014a953 |
14 | 9bbba911c6 |
15 | 54597e170a |
hex | 2f5d71c9ba |
203431201210 has 16 divisors (see below), whose sum is σ = 373967145216. Its totient is φ = 79641150928.
The previous prime is 203431201151. The next prime is 203431201217. The reversal of 203431201210 is 12102134302.
It is a happy number.
It is not an unprimeable number, because it can be changed into a prime (203431201217) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 216415702 + ... + 216416641.
It is an arithmetic number, because the mean of its divisors is an integer number (23372946576).
Almost surely, 2203431201210 is an apocalyptic number.
203431201210 is a deficient number, since it is larger than the sum of its proper divisors (170535944006).
203431201210 is a wasteful number, since it uses less digits than its factorization.
203431201210 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 432832397.
The product of its (nonzero) digits is 288, while the sum is 19.
Adding to 203431201210 its reverse (12102134302), we get a palindrome (215533335512).
The spelling of 203431201210 in words is "two hundred three billion, four hundred thirty-one million, two hundred one thousand, two hundred ten".
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