Base | Representation |
---|---|
bin | 1000001011100100010100 |
3 | 11000221202010 |
4 | 20023210110 |
5 | 1022111112 |
6 | 113544220 |
7 | 24141165 |
oct | 10134424 |
9 | 4027663 |
10 | 2144532 |
11 | 1235245 |
12 | 875070 |
13 | 5a1170 |
14 | 3db76c |
15 | 2c563c |
hex | 20b914 |
2144532 has 48 divisors (see below), whose sum is σ = 5503680. Its totient is φ = 645888.
The previous prime is 2144509. The next prime is 2144537. The reversal of 2144532 is 2354412.
It is a junction number, because it is equal to n+sod(n) for n = 2144499 and 2144508.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2144537) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9088 + ... + 9320.
It is an arithmetic number, because the mean of its divisors is an integer number (114660).
22144532 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 2144532, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2751840).
2144532 is an abundant number, since it is smaller than the sum of its proper divisors (3359148).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2144532 is a wasteful number, since it uses less digits than its factorization.
2144532 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 312 (or 310 counting only the distinct ones).
The product of its digits is 960, while the sum is 21.
The square root of 2144532 is about 1464.4220703062. The cubic root of 2144532 is about 128.9567789825.
Adding to 2144532 its reverse (2354412), we get a palindrome (4498944).
The spelling of 2144532 in words is "two million, one hundred forty-four thousand, five hundred thirty-two".
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