Base | Representation |
---|---|
bin | 111111011111000… |
… | …1110011000000111 |
3 | 12111110102110022222 |
4 | 1332332032120013 |
5 | 13330320203111 |
6 | 551214242555 |
7 | 103534515152 |
oct | 17676163007 |
9 | 5443373288 |
10 | 2130241031 |
11 | 9a3513686 |
12 | 4b54b645b |
13 | 27c448769 |
14 | 162cbcc99 |
15 | c703c7db |
hex | 7ef8e607 |
2130241031 has 8 divisors (see below), whose sum is σ = 2284668720. Its totient is φ = 1980044352.
The previous prime is 2130241007. The next prime is 2130241037. The reversal of 2130241031 is 1301420312.
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 2130241031 - 214 = 2130224647 is a prime.
It is a super-2 number, since 2×21302410312 = 9075853700311885922, which contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2130241037) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1056710 + ... + 1058723.
It is an arithmetic number, because the mean of its divisors is an integer number (285583590).
Almost surely, 22130241031 is an apocalyptic number.
2130241031 is a deficient number, since it is larger than the sum of its proper divisors (154427689).
2130241031 is a wasteful number, since it uses less digits than its factorization.
2130241031 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2115505.
The product of its (nonzero) digits is 144, while the sum is 17.
The square root of 2130241031 is about 46154.5342409606. The cubic root of 2130241031 is about 1286.6968818093.
Adding to 2130241031 its reverse (1301420312), we get a palindrome (3431661343).
The spelling of 2130241031 in words is "two billion, one hundred thirty million, two hundred forty-one thousand, thirty-one".
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