Base | Representation |
---|---|
bin | 101010101000000… |
… | …1101000111101010 |
3 | 10200200101100101101 |
4 | 1111100031013222 |
5 | 10412124431102 |
6 | 353532312014 |
7 | 50305306042 |
oct | 12520150752 |
9 | 3620340341 |
10 | 1430311402 |
11 | 674412143 |
12 | 33b01260a |
13 | 19a432410 |
14 | d7d62722 |
15 | 85880e87 |
hex | 5540d1ea |
1430311402 has 16 divisors (see below), whose sum is σ = 2311126272. Its totient is φ = 659965680.
The previous prime is 1430311381. The next prime is 1430311403. The reversal of 1430311402 is 2041130341.
It is a self number, because there is not a number n which added to its sum of digits gives 1430311402.
It is not an unprimeable number, because it can be changed into a prime (1430311403) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 184627 + ... + 192217.
It is an arithmetic number, because the mean of its divisors is an integer number (144445392).
Almost surely, 21430311402 is an apocalyptic number.
1430311402 is a deficient number, since it is larger than the sum of its proper divisors (880814870).
1430311402 is a wasteful number, since it uses less digits than its factorization.
1430311402 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 14853.
The product of its (nonzero) digits is 288, while the sum is 19.
The square root of 1430311402 is about 37819.4579813090. The cubic root of 1430311402 is about 1126.7049445853.
Adding to 1430311402 its reverse (2041130341), we get a palindrome (3471441743).
The spelling of 1430311402 in words is "one billion, four hundred thirty million, three hundred eleven thousand, four hundred two".
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