Base | Representation |
---|---|
bin | 111100011111111… |
… | …1000101011001011 |
3 | 12020110211100111112 |
4 | 1320333320223023 |
5 | 13124140410011 |
6 | 533234120535 |
7 | 101206553426 |
oct | 17077705313 |
9 | 5213740445 |
10 | 2030013131 |
11 | 951986a03 |
12 | 487a2014b |
13 | 264755303 |
14 | 15386c9bd |
15 | bd34058b |
hex | 78ff8acb |
2030013131 has 8 divisors (see below), whose sum is σ = 2049155328. Its totient is φ = 2010960000.
The previous prime is 2030013119. The next prime is 2030013149. The reversal of 2030013131 is 1313100302.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 2030013131 - 230 = 956271307 is a prime.
It is a super-2 number, since 2×20300131312 = 8241906624064846322, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (2030013191) 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, 23981 + ... + 68081.
It is an arithmetic number, because the mean of its divisors is an integer number (256144416).
Almost surely, 22030013131 is an apocalyptic number.
2030013131 is a deficient number, since it is larger than the sum of its proper divisors (19142197).
2030013131 is a wasteful number, since it uses less digits than its factorization.
2030013131 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 44533.
The product of its (nonzero) digits is 54, while the sum is 14.
The square root of 2030013131 is about 45055.6670242490. The cubic root of 2030013131 is about 1266.1921471034.
Adding to 2030013131 its reverse (1313100302), we get a palindrome (3343113433).
The spelling of 2030013131 in words is "two billion, thirty million, thirteen thousand, one hundred thirty-one".
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