Base | Representation |
---|---|
bin | 1101011110001001001… |
… | …1110001100000001001 |
3 | 211010100202120020122021 |
4 | 3113202103301200021 |
5 | 12242432101213001 |
6 | 254152330124441 |
7 | 22502024254351 |
oct | 3274223614011 |
9 | 733322506567 |
10 | 231430101001 |
11 | 8a170293290 |
12 | 38a29580721 |
13 | 18a92a71988 |
14 | b2b6435b61 |
15 | 60478dbba1 |
hex | 35e24f1809 |
231430101001 has 8 divisors (see below), whose sum is σ = 267320330784. Its totient is φ = 198015059520.
The previous prime is 231430100981. The next prime is 231430101031. The reversal of 231430101001 is 100101034132.
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 231430101001 - 217 = 231429969929 is a prime.
It is a super-2 number, since 2×2314301010012 (a number of 24 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (231430101031) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 618796875 + ... + 618797248.
It is an arithmetic number, because the mean of its divisors is an integer number (33415041348).
Almost surely, 2231430101001 is an apocalyptic number.
It is an amenable number.
231430101001 is a deficient number, since it is larger than the sum of its proper divisors (35890229783).
231430101001 is a wasteful number, since it uses less digits than its factorization.
231430101001 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1237594151.
The product of its (nonzero) digits is 72, while the sum is 16.
Adding to 231430101001 its reverse (100101034132), we get a palindrome (331531135133).
The spelling of 231430101001 in words is "two hundred thirty-one billion, four hundred thirty million, one hundred one thousand, one".
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