Base | Representation |
---|---|
bin | 11000010000001… |
… | …00101101011111 |
3 | 112011210222101101 |
4 | 30020010231133 |
5 | 404040134124 |
6 | 32104253531 |
7 | 5020144252 |
oct | 1410045537 |
9 | 464728341 |
10 | 203443039 |
11 | a4924848 |
12 | 581712a7 |
13 | 331c14c7 |
14 | 1d03b099 |
15 | 12cd9644 |
hex | c204b5f |
203443039 has 2 divisors, whose sum is σ = 203443040. Its totient is φ = 203443038.
The previous prime is 203443003. The next prime is 203443061. The reversal of 203443039 is 930344302.
It is a strong prime.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-203443039 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 203442998 and 203443016.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (203443099) by changing a digit.
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 as a sum of consecutive naturals, namely, 101721519 + 101721520.
It is an arithmetic number, because the mean of its divisors is an integer number (101721520).
Almost surely, 2203443039 is an apocalyptic number.
203443039 is a deficient number, since it is larger than the sum of its proper divisors (1).
203443039 is an equidigital number, since it uses as much as digits as its factorization.
203443039 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 7776, while the sum is 28.
The square root of 203443039 is about 14263.3459959436. The cubic root of 203443039 is about 588.1403083113.
The spelling of 203443039 in words is "two hundred three million, four hundred forty-three thousand, thirty-nine".
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