Base | Representation |
---|---|
bin | 100010000010110… |
… | …0110110000000010 |
3 | 2221121110212121222 |
4 | 1010011212300002 |
5 | 4314413221010 |
6 | 305203515042 |
7 | 40210363250 |
oct | 10405466002 |
9 | 2847425558 |
10 | 1142320130 |
11 | 5368a0026 |
12 | 27a688a82 |
13 | 15287a593 |
14 | ab9d75d0 |
15 | 6a445355 |
hex | 44166c02 |
1142320130 has 32 divisors (see below), whose sum is σ = 2394261504. Its totient is φ = 384261696.
The previous prime is 1142320103. The next prime is 1142320159. The reversal of 1142320130 is 310232411.
1142320130 = T4612 + T4613 + ... + T4716.
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 1142320099 and 1142320108.
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, 150242 + ... + 157661.
It is an arithmetic number, because the mean of its divisors is an integer number (74820672).
Almost surely, 21142320130 is an apocalyptic number.
1142320130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
1142320130 is an abundant number, since it is smaller than the sum of its proper divisors (1251941374).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1142320130 is a wasteful number, since it uses less digits than its factorization.
1142320130 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 307970.
The product of its (nonzero) digits is 144, while the sum is 17.
The square root of 1142320130 is about 33798.2267286318. The cubic root of 1142320130 is about 1045.3521336423.
Adding to 1142320130 its reverse (310232411), we get a palindrome (1452552541).
The spelling of 1142320130 in words is "one billion, one hundred forty-two million, three hundred twenty thousand, one hundred thirty".
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