Base | Representation |
---|---|
bin | 100110101101100000… |
… | …0000000000000010111 |
3 | 21221120112211201000001 |
4 | 1031123000000000113 |
5 | 2330223030332203 |
6 | 102105004032131 |
7 | 6002031510331 |
oct | 1153300000027 |
9 | 257515751001 |
10 | 83131105303 |
11 | 3228a383914 |
12 | 14140532647 |
13 | 7abaa30c4c |
14 | 404894c451 |
15 | 226830d91d |
hex | 135b000017 |
83131105303 has 4 divisors (see below), whose sum is σ = 83641112248. Its totient is φ = 82621098360.
The previous prime is 83131105301. The next prime is 83131105333. The reversal of 83131105303 is 30350113138.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 83131105303 - 21 = 83131105301 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 (83131105301) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 255003228 + ... + 255003553.
It is an arithmetic number, because the mean of its divisors is an integer number (20910278062).
Almost surely, 283131105303 is an apocalyptic number.
83131105303 is a deficient number, since it is larger than the sum of its proper divisors (510006945).
83131105303 is a wasteful number, since it uses less digits than its factorization.
83131105303 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 510006944.
The product of its (nonzero) digits is 3240, while the sum is 28.
The spelling of 83131105303 in words is "eighty-three billion, one hundred thirty-one million, one hundred five thousand, three hundred three".
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