Base | Representation |
---|---|
bin | 10001000011111… |
… | …11111000010010 |
3 | 100222022202121221 |
4 | 20201333320102 |
5 | 243120131010 |
6 | 22111435254 |
7 | 3355405003 |
oct | 1041777022 |
9 | 328282557 |
10 | 143130130 |
11 | 7387a870 |
12 | 3bb25b2a |
13 | 23864cb0 |
14 | 1501b1aa |
15 | c873dda |
hex | 887fe12 |
143130130 has 64 divisors (see below), whose sum is σ = 305980416. Its totient is φ = 47520000.
The previous prime is 143130103. The next prime is 143130161. The reversal of 143130130 is 31031341.
143130130 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a super-2 number, since 2×1431301302 = 40972468227633800, which contains 22 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 143935 + ... + 144925.
It is an arithmetic number, because the mean of its divisors is an integer number (4780944).
Almost surely, 2143130130 is an apocalyptic number.
143130130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
143130130 is an abundant number, since it is smaller than the sum of its proper divisors (162850286).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
143130130 is a wasteful number, since it uses less digits than its factorization.
143130130 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1123.
The product of its (nonzero) digits is 108, while the sum is 16.
The square root of 143130130 is about 11963.7005144729. The cubic root of 143130130 is about 523.0907278375.
Adding to 143130130 its reverse (31031341), we get a palindrome (174161471).
The spelling of 143130130 in words is "one hundred forty-three million, one hundred thirty thousand, one hundred thirty".
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