Base | Representation |
---|---|
bin | 101001001100… |
… | …111110000010 |
3 | 202022202020000 |
4 | 221030332002 |
5 | 10231113101 |
6 | 1023300430 |
7 | 160543605 |
oct | 51147602 |
9 | 22282200 |
10 | 10801026 |
11 | 6107a75 |
12 | 374a716 |
13 | 2312352 |
14 | 161233c |
15 | e35486 |
hex | a4cf82 |
10801026 has 40 divisors (see below), whose sum is σ = 24621564. Its totient is φ = 3538080.
The previous prime is 10801019. The next prime is 10801027. The reversal of 10801026 is 62010801.
It can be written as a sum of positive squares in 2 ways, for example, as 10791225 + 9801 = 3285^2 + 99^2 .
It is a Harshad number since it is a multiple of its sum of digits (18).
It is not an unprimeable number, because it can be changed into a prime (10801027) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 9336 + ... + 10428.
Almost surely, 210801026 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 10801026, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12310782).
10801026 is an abundant number, since it is smaller than the sum of its proper divisors (13820538).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
10801026 is a wasteful number, since it uses less digits than its factorization.
10801026 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1168 (or 1159 counting only the distinct ones).
The product of its (nonzero) digits is 96, while the sum is 18.
The square root of 10801026 is about 3286.4914422527. The cubic root of 10801026 is about 221.0488893566.
Adding to 10801026 its reverse (62010801), we get a palindrome (72811827).
The spelling of 10801026 in words is "ten million, eight hundred one thousand, twenty-six".
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