Base | Representation |
---|---|
bin | 10010111011111100… |
… | …101100101100110101 |
3 | 1221111001100112101222 |
4 | 102323330230230311 |
5 | 313120234322214 |
6 | 13201345200125 |
7 | 1316605446065 |
oct | 227374545465 |
9 | 57431315358 |
10 | 20333120309 |
11 | 8694575267 |
12 | 3b35630045 |
13 | 1bc0700a48 |
14 | dac63b3a5 |
15 | 7e011d38e |
hex | 4bbf2cb35 |
20333120309 has 8 divisors (see below), whose sum is σ = 21020482560. Its totient is φ = 19655508096.
The previous prime is 20333120303. The next prime is 20333120359. The reversal of 20333120309 is 90302133302.
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 20333120309 - 24 = 20333120293 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 (20333120303) 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, 2433269 + ... + 2441610.
It is an arithmetic number, because the mean of its divisors is an integer number (2627560320).
Almost surely, 220333120309 is an apocalyptic number.
It is an amenable number.
20333120309 is a deficient number, since it is larger than the sum of its proper divisors (687362251).
20333120309 is an equidigital number, since it uses as much as digits as its factorization.
20333120309 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4875019.
The product of its (nonzero) digits is 2916, while the sum is 26.
The spelling of 20333120309 in words is "twenty billion, three hundred thirty-three million, one hundred twenty thousand, three hundred nine".
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