Base | Representation |
---|---|
bin | 101011111100101100110 |
3 | 2201011110010 |
4 | 11133211212 |
5 | 332040402 |
6 | 50511050 |
7 | 15145356 |
oct | 5374546 |
9 | 2634403 |
10 | 1440102 |
11 | 8a3a74 |
12 | 595486 |
13 | 3b5641 |
14 | 296b66 |
15 | 1d6a6c |
hex | 15f966 |
1440102 has 8 divisors (see below), whose sum is σ = 2880216. Its totient is φ = 480032.
The previous prime is 1440079. The next prime is 1440107. The reversal of 1440102 is 2010441.
It is a sphenic number, since it is the product of 3 distinct primes.
1440102 is an admirable number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1440107) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 120003 + ... + 120014.
It is an arithmetic number, because the mean of its divisors is an integer number (360027).
21440102 is an apocalyptic number.
1440102 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1440102 is a wasteful number, since it uses less digits than its factorization.
1440102 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 240022.
The product of its (nonzero) digits is 32, while the sum is 12.
The square root of 1440102 is about 1200.0424992474. The cubic root of 1440102 is about 112.9269896715.
Adding to 1440102 its reverse (2010441), we get a palindrome (3450543).
The spelling of 1440102 in words is "one million, four hundred forty thousand, one hundred two".
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