Base | Representation |
---|---|
bin | 11000110000000010110 |
3 | 1112012112011 |
4 | 3012000112 |
5 | 201423110 |
6 | 25214434 |
7 | 6615343 |
oct | 3060026 |
9 | 1465464 |
10 | 811030 |
11 | 504380 |
12 | 33141a |
13 | 2251cc |
14 | 1717ca |
15 | 11048a |
hex | c6016 |
811030 has 32 divisors (see below), whose sum is σ = 1630368. Its totient is φ = 288000.
The previous prime is 810989. The next prime is 811037. The reversal of 811030 is 30118.
811030 = 32 + 42 + ... + 1342.
It is a self number, because there is not a number n which added to its sum of digits gives 811030.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (811037) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (7) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7980 + ... + 8080.
It is an arithmetic number, because the mean of its divisors is an integer number (50949).
2811030 is an apocalyptic number.
811030 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
811030 is a wasteful number, since it uses less digits than its factorization.
811030 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 192.
The product of its (nonzero) digits is 24, while the sum is 13.
The square root of 811030 is about 900.5720404276. The cubic root of 811030 is about 93.2564701647.
Adding to 811030 its reverse (30118), we get a palindrome (841148).
It can be divided in two parts, 81 and 1030, that added together give a palindrome (1111).
The spelling of 811030 in words is "eight hundred eleven thousand, thirty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.082 sec. • engine limits •