Base | Representation |
---|---|
bin | 1111010101010000… |
… | …00000101101111010 |
3 | 210020122200121111210 |
4 | 13222220000231322 |
5 | 113324204341123 |
6 | 3440441503550 |
7 | 410660050503 |
oct | 75250005572 |
9 | 23218617453 |
10 | 8231324538 |
11 | 3544405a58 |
12 | 17187a1bb6 |
13 | a12447248 |
14 | 5812c1baa |
15 | 332990e93 |
hex | 1eaa00b7a |
8231324538 has 32 divisors (see below), whose sum is σ = 17016325632. Its totient is φ = 2651731200.
The previous prime is 8231324531. The next prime is 8231324539. The reversal of 8231324538 is 8354231328.
It is a junction number, because it is equal to n+sod(n) for n = 8231324496 and 8231324505.
It is not an unprimeable number, because it can be changed into a prime (8231324531) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 112470 + ... + 170622.
It is an arithmetic number, because the mean of its divisors is an integer number (531760176).
Almost surely, 28231324538 is an apocalyptic number.
8231324538 is an abundant number, since it is smaller than the sum of its proper divisors (8785001094).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
8231324538 is a wasteful number, since it uses less digits than its factorization.
8231324538 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 58950.
The product of its digits is 138240, while the sum is 39.
The square root of 8231324538 is about 90726.6473424429. The cubic root of 8231324538 is about 2019.0941710253.
The spelling of 8231324538 in words is "eight billion, two hundred thirty-one million, three hundred twenty-four thousand, five hundred thirty-eight".
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