Base | Representation |
---|---|
bin | 101001011011… |
… | …101001011000 |
3 | 202102210200121 |
4 | 221123221120 |
5 | 10240024034 |
6 | 1024443024 |
7 | 161214100 |
oct | 51335130 |
9 | 22383617 |
10 | 10861144 |
11 | 6149158 |
12 | 3779474 |
13 | 2333818 |
14 | 162a200 |
15 | e481b4 |
hex | a5ba58 |
10861144 has 48 divisors (see below), whose sum is σ = 24008400. Its totient is φ = 4592448.
The previous prime is 10861139. The next prime is 10861163. The reversal of 10861144 is 44116801.
10861144 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 40242 + ... + 40510.
It is an arithmetic number, because the mean of its divisors is an integer number (500175).
Almost surely, 210861144 is an apocalyptic number.
10861144 is a gapful number since it is divisible by the number (14) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 10861144, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12004200).
10861144 is an abundant number, since it is smaller than the sum of its proper divisors (13147256).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
10861144 is a wasteful number, since it uses less digits than its factorization.
10861144 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 392 (or 381 counting only the distinct ones).
The product of its (nonzero) digits is 768, while the sum is 25.
The square root of 10861144 is about 3295.6249786649. The cubic root of 10861144 is about 221.4582466942.
Adding to 10861144 its reverse (44116801), we get a palindrome (54977945).
The spelling of 10861144 in words is "ten million, eight hundred sixty-one thousand, one hundred forty-four".
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