Base | Representation |
---|---|
bin | 11110110101000101101100 |
3 | 120012121002220 |
4 | 132311011230 |
5 | 4032104042 |
6 | 445115340 |
7 | 125460006 |
oct | 36650554 |
9 | 16177086 |
10 | 8081772 |
11 | 461aa56 |
12 | 2858b50 |
13 | 189c71a |
14 | 1105376 |
15 | a998ec |
hex | 7b516c |
8081772 has 24 divisors (see below), whose sum is σ = 19009536. Its totient is φ = 2672208.
The previous prime is 8081771. The next prime is 8081789. The reversal of 8081772 is 2771808.
It is not an unprimeable number, because it can be changed into a prime (8081771) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1128 + ... + 4175.
It is an arithmetic number, because the mean of its divisors is an integer number (792064).
Almost surely, 28081772 is an apocalyptic number.
It is an amenable number.
8081772 is an abundant number, since it is smaller than the sum of its proper divisors (10927764).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
8081772 is a wasteful number, since it uses less digits than its factorization.
8081772 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5437 (or 5435 counting only the distinct ones).
The product of its (nonzero) digits is 6272, while the sum is 33.
The square root of 8081772 is about 2842.8457573354. The cubic root of 8081772 is about 200.6791246716.
The spelling of 8081772 in words is "eight million, eighty-one thousand, seven hundred seventy-two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.093 sec. • engine limits •