Base | Representation |
---|---|
bin | 100110110010000100… |
… | …0011100110010010111 |
3 | 21221222020010120120220 |
4 | 1031210020130302113 |
5 | 2331031241042122 |
6 | 102132115525423 |
7 | 6005601666555 |
oct | 1154410346227 |
9 | 257866116526 |
10 | 83284315287 |
11 | 32358908838 |
12 | 141838b9873 |
13 | 7b136b4c44 |
14 | 4061030bd5 |
15 | 22769c425c |
hex | 136421cc97 |
83284315287 has 4 divisors (see below), whose sum is σ = 111045753720. Its totient is φ = 55522876856.
The previous prime is 83284315259. The next prime is 83284315291. The reversal of 83284315287 is 78251348238.
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 83284315287 - 210 = 83284314263 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (83284315187) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13880719212 + ... + 13880719217.
It is an arithmetic number, because the mean of its divisors is an integer number (27761438430).
Almost surely, 283284315287 is an apocalyptic number.
83284315287 is a deficient number, since it is larger than the sum of its proper divisors (27761438433).
83284315287 is a wasteful number, since it uses less digits than its factorization.
83284315287 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 27761438432.
The product of its digits is 2580480, while the sum is 51.
The spelling of 83284315287 in words is "eighty-three billion, two hundred eighty-four million, three hundred fifteen thousand, two hundred eighty-seven".
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