Base | Representation |
---|---|
bin | 1011110101000001100… |
… | …1110111111111011101 |
3 | 201102112020000200120222 |
4 | 2331100121313333131 |
5 | 11312134340020013 |
6 | 233204323251125 |
7 | 20452536045056 |
oct | 2752031677735 |
9 | 642466020528 |
10 | 203212423133 |
11 | 7920012a255 |
12 | 33473519aa5 |
13 | 16216a1a475 |
14 | 9b9a9c172d |
15 | 54454c8508 |
hex | 2f50677fdd |
203212423133 has 8 divisors (see below), whose sum is σ = 215176989240. Its totient is φ = 191249067520.
The previous prime is 203212423097. The next prime is 203212423153. The reversal of 203212423133 is 331324212302.
It is a happy number.
It can be written as a sum of positive squares in 4 ways, for example, as 120160676164 + 83051746969 = 346642^2 + 288187^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 203212423133 - 222 = 203208228829 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (203212423153) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 55103 + ... + 639891.
It is an arithmetic number, because the mean of its divisors is an integer number (26897123655).
Almost surely, 2203212423133 is an apocalyptic number.
It is an amenable number.
203212423133 is a deficient number, since it is larger than the sum of its proper divisors (11964566107).
203212423133 is a wasteful number, since it uses less digits than its factorization.
203212423133 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 605247.
The product of its (nonzero) digits is 5184, while the sum is 26.
Adding to 203212423133 its reverse (331324212302), we get a palindrome (534536635435).
The spelling of 203212423133 in words is "two hundred three billion, two hundred twelve million, four hundred twenty-three thousand, one hundred thirty-three".
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