Base | Representation |
---|---|
bin | 101010100111110… |
… | …0011010011100010 |
3 | 10200200001122102222 |
4 | 1111033203103202 |
5 | 10412103441010 |
6 | 353524511042 |
7 | 50303663516 |
oct | 12517432342 |
9 | 3620048388 |
10 | 1430140130 |
11 | 6743054a1 |
12 | 33ab4b482 |
13 | 19a3a2483 |
14 | d7d1a146 |
15 | 8584a355 |
hex | 553e34e2 |
1430140130 has 32 divisors (see below), whose sum is σ = 2727860976. Its totient is φ = 537974784.
The previous prime is 1430140121. The next prime is 1430140171. The reversal of 1430140130 is 310410341.
It can be written as a sum of positive squares in 8 ways, for example, as 1109622721 + 320517409 = 33311^2 + 17903^2 .
It is a Harshad number since it is a multiple of its sum of digits (17).
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 1430140099 and 1430140108.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 279152 + ... + 284228.
Almost surely, 21430140130 is an apocalyptic number.
1430140130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
1430140130 is a deficient number, since it is larger than the sum of its proper divisors (1297720846).
1430140130 is a wasteful number, since it uses less digits than its factorization.
1430140130 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6758.
The product of its (nonzero) digits is 144, while the sum is 17.
The square root of 1430140130 is about 37817.1935764673. The cubic root of 1430140130 is about 1126.6599705300.
Adding to 1430140130 its reverse (310410341), we get a palindrome (1740550471).
The spelling of 1430140130 in words is "one billion, four hundred thirty million, one hundred forty thousand, one hundred thirty".
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