Base | Representation |
---|---|
bin | 10010100011011100001001… |
… | …011101101001101000001111 |
3 | 101200220220111012021221021022 |
4 | 102203130021131221220033 |
5 | 41143414244030034320 |
6 | 445314344525224355 |
7 | 23121265035235025 |
oct | 2243341135515017 |
9 | 350826435257238 |
10 | 81600242424335 |
11 | 24000517597618 |
12 | 919a8101020bb |
13 | 366bb400776bb |
14 | 1621689548715 |
15 | 967922457325 |
hex | 4a3709769a0f |
81600242424335 has 48 divisors (see below), whose sum is σ = 108558155059200. Its totient is φ = 58759962776064.
The previous prime is 81600242424299. The next prime is 81600242424347. The reversal of 81600242424335 is 53342424200618.
It is not a de Polignac number, because 81600242424335 - 210 = 81600242423311 is a prime.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 223123256 + ... + 223488674.
It is an arithmetic number, because the mean of its divisors is an integer number (2261628230400).
Almost surely, 281600242424335 is an apocalyptic number.
81600242424335 is a gapful number since it is divisible by the number (85) formed by its first and last digit.
81600242424335 is a deficient number, since it is larger than the sum of its proper divisors (26957912634865).
81600242424335 is a wasteful number, since it uses less digits than its factorization.
81600242424335 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 372200 (or 372183 counting only the distinct ones).
The product of its (nonzero) digits is 1105920, while the sum is 44.
The spelling of 81600242424335 in words is "eighty-one trillion, six hundred billion, two hundred forty-two million, four hundred twenty-four thousand, three hundred thirty-five".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.075 sec. • engine limits •