Base | Representation |
---|---|
bin | 1001100001111000010100… |
… | …00100000110110010000011 |
3 | 2202012022022212211110000012 |
4 | 10300330022010012302003 |
5 | 10221312440424120244 |
6 | 112322423302415135 |
7 | 4261654136331323 |
oct | 460741204066203 |
9 | 82168285743005 |
10 | 20955314285699 |
11 | 674a10a679432 |
12 | 24253444314ab |
13 | b901017cb6c1 |
14 | 526357a87283 |
15 | 26516859089e |
hex | 130f0a106c83 |
20955314285699 has 8 divisors (see below), whose sum is σ = 20993507576928. Its totient is φ = 20917138912000.
The previous prime is 20955314285663. The next prime is 20955314285749. The reversal of 20955314285699 is 99658241355902.
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-20955314285699 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (20955319285699) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2137052 + ... + 6817449.
It is an arithmetic number, because the mean of its divisors is an integer number (2624188447116).
Almost surely, 220955314285699 is an apocalyptic number.
20955314285699 is a deficient number, since it is larger than the sum of its proper divisors (38193291229).
20955314285699 is an equidigital number, since it uses as much as digits as its factorization.
20955314285699 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 8958765.
The product of its (nonzero) digits is 209952000, while the sum is 68.
The spelling of 20955314285699 in words is "twenty trillion, nine hundred fifty-five billion, three hundred fourteen million, two hundred eighty-five thousand, six hundred ninety-nine".
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