Base | Representation |
---|---|
bin | 111111011111010… |
… | …0001101011100100 |
3 | 12111110120110210110 |
4 | 1332332201223210 |
5 | 13330330220400 |
6 | 551220053020 |
7 | 103535264526 |
oct | 17676415344 |
9 | 5443513713 |
10 | 2130320100 |
11 | 9a3568027 |
12 | 4b5534170 |
13 | 27c47574c |
14 | 162cdda16 |
15 | c7055e50 |
hex | 7efa1ae4 |
2130320100 has 36 divisors (see below), whose sum is σ = 6163727024. Its totient is φ = 568085280.
The previous prime is 2130320041. The next prime is 2130320113. The reversal of 2130320100 is 10230312.
It is a happy number.
It is a Harshad number since it is a multiple of its sum of digits (12).
It is an unprimeable number.
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 11 ways as a sum of consecutive naturals, for example, 3550234 + ... + 3550833.
Almost surely, 22130320100 is an apocalyptic number.
2130320100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
2130320100 is an abundant number, since it is smaller than the sum of its proper divisors (4033406924).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2130320100 is a wasteful number, since it uses less digits than its factorization.
2130320100 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7101084 (or 7101077 counting only the distinct ones).
The product of its (nonzero) digits is 36, while the sum is 12.
The square root of 2130320100 is about 46155.3908010754. The cubic root of 2130320100 is about 1286.7128012249.
Adding to 2130320100 its reverse (10230312), we get a palindrome (2140550412).
The spelling of 2130320100 in words is "two billion, one hundred thirty million, three hundred twenty thousand, one hundred".
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