Base | Representation |
---|---|
bin | 101011101001001111100 |
3 | 2200122210011 |
4 | 11131021330 |
5 | 331231030 |
6 | 50353004 |
7 | 15104335 |
oct | 5351174 |
9 | 2618704 |
10 | 1430140 |
11 | 897538 |
12 | 58b764 |
13 | 3b0c4a |
14 | 29328c |
15 | 1d3b2a |
hex | 15d27c |
1430140 has 24 divisors (see below), whose sum is σ = 3134880. Its totient is φ = 547008.
The previous prime is 1430131. The next prime is 1430167. The reversal of 1430140 is 410341.
It is a self number, because there is not a number n which added to its sum of digits gives 1430140.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1095 + ... + 2014.
It is an arithmetic number, because the mean of its divisors is an integer number (130620).
21430140 is an apocalyptic number.
1430140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
1430140 is an abundant number, since it is smaller than the sum of its proper divisors (1704740).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1430140 is a wasteful number, since it uses less digits than its factorization.
1430140 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3141 (or 3139 counting only the distinct ones).
The product of its (nonzero) digits is 48, while the sum is 13.
The square root of 1430140 is about 1195.8846098182. The cubic root of 1430140 is about 112.6659936392.
Adding to 1430140 its reverse (410341), we get a palindrome (1840481).
It can be divided in two parts, 14301 and 40, that added together give a palindrome (14341).
The spelling of 1430140 in words is "one million, four hundred thirty thousand, one hundred forty".
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