Base | Representation |
---|---|
bin | 1110111011000100… |
… | …11101010101011001 |
3 | 202200100112211120001 |
4 | 13131202131111121 |
5 | 112402002440311 |
6 | 3402555533001 |
7 | 402352610455 |
oct | 73542352531 |
9 | 22610484501 |
10 | 8011765081 |
11 | 3441483761 |
12 | 167715a161 |
13 | 9a8b021c8 |
14 | 56008b665 |
15 | 31d5714c1 |
hex | 1dd89d559 |
8011765081 has 8 divisors (see below), whose sum is σ = 8106210944. Its totient is φ = 7917639840.
The previous prime is 8011765051. The next prime is 8011765123. The reversal of 8011765081 is 1805671108.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 8011765081 - 29 = 8011764569 is a prime.
It is a super-2 number, since 2×80117650812 (a number of 21 digits) contains 22 as substring.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 8011765081.
It is not an unprimeable number, because it can be changed into a prime (8011765001) by changing a digit.
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 7 ways as a sum of consecutive naturals, for example, 29700 + ... + 130021.
It is an arithmetic number, because the mean of its divisors is an integer number (1013276368).
Almost surely, 28011765081 is an apocalyptic number.
It is an amenable number.
8011765081 is a deficient number, since it is larger than the sum of its proper divisors (94445863).
8011765081 is a wasteful number, since it uses less digits than its factorization.
8011765081 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 160311.
The product of its (nonzero) digits is 13440, while the sum is 37.
The square root of 8011765081 is about 89508.4637394699. The cubic root of 8011765081 is about 2000.9799431939.
The spelling of 8011765081 in words is "eight billion, eleven million, seven hundred sixty-five thousand, eighty-one".
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