Base | Representation |
---|---|
bin | 111111100000110… |
… | …0000000111000111 |
3 | 12111112001002202110 |
4 | 1333001200013013 |
5 | 13331030200403 |
6 | 551244512103 |
7 | 103545023556 |
oct | 17701400707 |
9 | 5445032673 |
10 | 2131100103 |
11 | 9a3a50060 |
12 | 4b584b633 |
13 | 27c6897a2 |
14 | 163063d9d |
15 | c715c103 |
hex | 7f0601c7 |
2131100103 has 8 divisors (see below), whose sum is σ = 3099782016. Its totient is φ = 1291575800.
The previous prime is 2131100089. The next prime is 2131100113. The reversal of 2131100103 is 3010011312.
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 2131100103 - 25 = 2131100071 is a prime.
It is a super-2 number, since 2×21311001032 = 9083175298013221218, which contains 22 as substring.
It is a zygodrome in base 2.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2131100113) 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, 32289363 + ... + 32289428.
It is an arithmetic number, because the mean of its divisors is an integer number (387472752).
Almost surely, 22131100103 is an apocalyptic number.
2131100103 is a deficient number, since it is larger than the sum of its proper divisors (968681913).
2131100103 is a wasteful number, since it uses less digits than its factorization.
2131100103 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 64578805.
The product of its (nonzero) digits is 18, while the sum is 12.
The square root of 2131100103 is about 46163.8397774709. The cubic root of 2131100103 is about 1286.8698226005.
Adding to 2131100103 its reverse (3010011312), we get a palindrome (5141111415).
The spelling of 2131100103 in words is "two billion, one hundred thirty-one million, one hundred thousand, one hundred three".
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