Base | Representation |
---|---|
bin | 11010100000001111000 |
3 | 1122010022122 |
4 | 3110001320 |
5 | 210242342 |
6 | 30340412 |
7 | 10244663 |
oct | 3240170 |
9 | 1563278 |
10 | 868472 |
11 | 543550 |
12 | 35a708 |
13 | 2453b7 |
14 | 1886da |
15 | 1224d2 |
hex | d4078 |
868472 has 32 divisors (see below), whose sum is σ = 1814400. Its totient is φ = 386400.
The previous prime is 868459. The next prime is 868487. The reversal of 868472 is 274868.
It is a super-2 number, since 2×8684722 = 1508487229568, which contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
868472 is an untouchable number, because it is not equal to the sum of proper divisors of any number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6179 + ... + 6317.
It is an arithmetic number, because the mean of its divisors is an integer number (56700).
2868472 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 868472, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (907200).
868472 is an abundant number, since it is smaller than the sum of its proper divisors (945928).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
868472 is a wasteful number, since it uses less digits than its factorization.
868472 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 227 (or 223 counting only the distinct ones).
The product of its digits is 21504, while the sum is 35.
The square root of 868472 is about 931.9184513679. The cubic root of 868472 is about 95.4081058237.
It can be divided in two parts, 86 and 8472, that added together give a palindrome (8558).
The spelling of 868472 in words is "eight hundred sixty-eight thousand, four hundred seventy-two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.072 sec. • engine limits •