Base | Representation |
---|---|
bin | 101100000001011100100 |
3 | 2201021210010 |
4 | 11200023210 |
5 | 332130112 |
6 | 50530220 |
7 | 15155430 |
oct | 5401344 |
9 | 2637703 |
10 | 1442532 |
11 | 8a5883 |
12 | 596970 |
13 | 3b6790 |
14 | 2979c0 |
15 | 1d763c |
hex | 1602e4 |
1442532 has 48 divisors (see below), whose sum is σ = 4145792. Its totient is φ = 380160.
The previous prime is 1442531. The next prime is 1442549. The reversal of 1442532 is 2352441.
It is a Harshad number since it is a multiple of its sum of digits (21).
It is an Ulam number.
It is a junction number, because it is equal to n+sod(n) for n = 1442499 and 1442508.
It is not an unprimeable number, because it can be changed into a prime (1442531) 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, 432 + ... + 1752.
21442532 is an apocalyptic number.
1442532 is a gapful number since it is divisible by the number (12) 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 1442532, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2072896).
1442532 is an abundant number, since it is smaller than the sum of its proper divisors (2703260).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1442532 is a wasteful number, since it uses less digits than its factorization.
1442532 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1348 (or 1346 counting only the distinct ones).
The product of its digits is 960, while the sum is 21.
The square root of 1442532 is about 1201.0545366469. The cubic root of 1442532 is about 112.9904709118.
Adding to 1442532 its reverse (2352441), we get a palindrome (3794973).
Subtracting 1442532 from its reverse (2352441), we obtain a palindrome (909909).
The spelling of 1442532 in words is "one million, four hundred forty-two thousand, five hundred thirty-two".
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