Base | Representation |
---|---|
bin | 1000101001010111… |
… | …1010100101001100 |
3 | 12222202101001111212 |
4 | 2022111322211030 |
5 | 14223134011110 |
6 | 1022151033552 |
7 | 111342116060 |
oct | 21225724514 |
9 | 5882331455 |
10 | 2321000780 |
11 | a9116526a |
12 | 54936b8b8 |
13 | 2acb18c57 |
14 | 180377aa0 |
15 | d8b6de05 |
hex | 8a57a94c |
2321000780 has 48 divisors (see below), whose sum is σ = 5581228800. Its totient is φ = 794225088.
The previous prime is 2321000779. The next prime is 2321000813. The reversal of 2321000780 is 870001232.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 57371 + ... + 89069.
It is an arithmetic number, because the mean of its divisors is an integer number (116275600).
Almost surely, 22321000780 is an apocalyptic number.
2321000780 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
2321000780 is an abundant number, since it is smaller than the sum of its proper divisors (3260228020).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2321000780 is a wasteful number, since it uses less digits than its factorization.
2321000780 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 32238 (or 32236 counting only the distinct ones).
The product of its (nonzero) digits is 672, while the sum is 23.
The square root of 2321000780 is about 48176.7659769728. The cubic root of 2321000780 is about 1324.0115147941.
The spelling of 2321000780 in words is "two billion, three hundred twenty-one million, seven hundred eighty", and thus it is an aban number.
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