Base | Representation |
---|---|
bin | 1110111010101100… |
… | …01010100000100011 |
3 | 202200010111002122200 |
4 | 13131112022200203 |
5 | 112400141322433 |
6 | 3402402504243 |
7 | 402313325442 |
oct | 73526124043 |
9 | 22603432580 |
10 | 8008542243 |
11 | 343a682359 |
12 | 1676065083 |
13 | 9a82442c0 |
14 | 55d88cd59 |
15 | 31d136613 |
hex | 1dd58a823 |
8008542243 has 24 divisors (see below), whose sum is σ = 12534190032. Its totient is φ = 4898086848.
The previous prime is 8008542239. The next prime is 8008542329. The reversal of 8008542243 is 3422458008.
It is not a de Polignac number, because 8008542243 - 22 = 8008542239 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 8008542198 and 8008542207.
It is not an unprimeable number, because it can be changed into a prime (8008542233) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 190896 + ... + 229037.
It is an arithmetic number, because the mean of its divisors is an integer number (522257918).
Almost surely, 28008542243 is an apocalyptic number.
8008542243 is a deficient number, since it is larger than the sum of its proper divisors (4525647789).
8008542243 is a wasteful number, since it uses less digits than its factorization.
8008542243 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 420115 (or 420112 counting only the distinct ones).
The product of its (nonzero) digits is 61440, while the sum is 36.
The square root of 8008542243 is about 89490.4589495439. The cubic root of 8008542243 is about 2000.7116003658.
The spelling of 8008542243 in words is "eight billion, eight million, five hundred forty-two thousand, two hundred forty-three".
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