Base | Representation |
---|---|
bin | 1110111011000001… |
… | …10101101011011001 |
3 | 202200022202021011000 |
4 | 13131200311223121 |
5 | 112401400344010 |
6 | 3402542455213 |
7 | 402346161600 |
oct | 73540655331 |
9 | 22608667130 |
10 | 8011340505 |
11 | 3441213773 |
12 | 1676b94509 |
13 | 9a89b3b8c |
14 | 55ddbaa37 |
15 | 31d4da7c0 |
hex | 1dd835ad9 |
8011340505 has 48 divisors (see below), whose sum is σ = 16567683840. Its totient is φ = 3662324064.
The previous prime is 8011340479. The next prime is 8011340531. The reversal of 8011340505 is 5050431108.
8011340505 is a `hidden beast` number, since 8 + 0 + 113 + 40 + 505 = 666.
It is an interprime number because it is at equal distance from previous prime (8011340479) and next prime (8011340531).
It is not a de Polignac number, because 8011340505 - 215 = 8011307737 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 598929 + ... + 612158.
It is an arithmetic number, because the mean of its divisors is an integer number (345160080).
Almost surely, 28011340505 is an apocalyptic number.
It is an amenable number.
8011340505 is an abundant number, since it is smaller than the sum of its proper divisors (8556343335).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
8011340505 is a wasteful number, since it uses less digits than its factorization.
8011340505 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1211115 (or 1211102 counting only the distinct ones).
The product of its (nonzero) digits is 2400, while the sum is 27.
The square root of 8011340505 is about 89506.0919993718. The cubic root of 8011340505 is about 2000.9445958824.
The spelling of 8011340505 in words is "eight billion, eleven million, three hundred forty thousand, five hundred five".
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