Base | Representation |
---|---|
bin | 101000110110101… |
… | …000101110101100 |
3 | 1202202201111110122 |
4 | 220312220232230 |
5 | 2400431124434 |
6 | 152002424112 |
7 | 22661620340 |
oct | 5066505654 |
9 | 1682644418 |
10 | 685411244 |
11 | 321995681 |
12 | 171662038 |
13 | ac001cab |
14 | 6705b620 |
15 | 4028ec2e |
hex | 28da8bac |
685411244 has 24 divisors (see below), whose sum is σ = 1442972160. Its totient is φ = 278287056.
The previous prime is 685411241. The next prime is 685411249. The reversal of 685411244 is 442114586.
685411244 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not an unprimeable number, because it can be changed into a prime (685411241) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 643652 + ... + 644715.
It is an arithmetic number, because the mean of its divisors is an integer number (60123840).
Almost surely, 2685411244 is an apocalyptic number.
It is an amenable number.
685411244 is an abundant number, since it is smaller than the sum of its proper divisors (757560916).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
685411244 is a wasteful number, since it uses less digits than its factorization.
685411244 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1288397 (or 1288395 counting only the distinct ones).
The product of its digits is 30720, while the sum is 35.
The square root of 685411244 is about 26180.3598905745. The cubic root of 685411244 is about 881.6923545216.
The spelling of 685411244 in words is "six hundred eighty-five million, four hundred eleven thousand, two hundred forty-four".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.069 sec. • engine limits •