Base | Representation |
---|---|
bin | 11010010010010… |
… | …11001100110111 |
3 | 120100221000110101 |
4 | 31021023030313 |
5 | 422422241413 |
6 | 33514134531 |
7 | 5315203222 |
oct | 1511131467 |
9 | 510830411 |
10 | 220508983 |
11 | 103520732 |
12 | 61a21447 |
13 | 368b82b6 |
14 | 214005b9 |
15 | 1455aedd |
hex | d24b337 |
220508983 has 8 divisors (see below), whose sum is σ = 230742656. Its totient is φ = 210470400.
The previous prime is 220508963. The next prime is 220508999. The reversal of 220508983 is 389805022.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-220508983 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (220508903) 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, 46458 + ... + 50983.
It is an arithmetic number, because the mean of its divisors is an integer number (28842832).
Almost surely, 2220508983 is an apocalyptic number.
220508983 is a deficient number, since it is larger than the sum of its proper divisors (10233673).
220508983 is an equidigital number, since it uses as much as digits as its factorization.
220508983 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 97545.
The product of its (nonzero) digits is 34560, while the sum is 37.
The square root of 220508983 is about 14849.5448751805. The cubic root of 220508983 is about 604.1462657262.
The spelling of 220508983 in words is "two hundred twenty million, five hundred eight thousand, nine hundred eighty-three".
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