Base | Representation |
---|---|
bin | 111110100111111… |
… | …0100110001101011 |
3 | 12102102222010011012 |
4 | 1331033310301223 |
5 | 13300413102311 |
6 | 544302054135 |
7 | 103033521014 |
oct | 17517646153 |
9 | 5372863135 |
10 | 2101300331 |
11 | 989147049 |
12 | 4a787a34b |
13 | 2764549a0 |
14 | 15d10800b |
15 | c472278b |
hex | 7d3f4c6b |
2101300331 has 4 divisors (see below), whose sum is σ = 2262938832. Its totient is φ = 1939661832.
The previous prime is 2101300321. The next prime is 2101300361. The reversal of 2101300331 is 1330031012.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 2101300331 - 222 = 2097106027 is a prime.
It is a super-2 number, since 2×21013003312 = 8830926162121419122, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (2101300301) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 80819231 + ... + 80819256.
It is an arithmetic number, because the mean of its divisors is an integer number (565734708).
Almost surely, 22101300331 is an apocalyptic number.
2101300331 is a deficient number, since it is larger than the sum of its proper divisors (161638501).
2101300331 is a wasteful number, since it uses less digits than its factorization.
2101300331 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 161638500.
The product of its (nonzero) digits is 54, while the sum is 14.
The square root of 2101300331 is about 45839.9425283235. The cubic root of 2101300331 is about 1280.8434242270.
Adding to 2101300331 its reverse (1330031012), we get a palindrome (3431331343).
The spelling of 2101300331 in words is "two billion, one hundred one million, three hundred thousand, three hundred thirty-one".
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