Base | Representation |
---|---|
bin | 1011000110101110100111… |
… | …1000101010100100100111 |
3 | 1121020021201021222102210102 |
4 | 2301223221320222210213 |
5 | 3100023013034012444 |
6 | 41545144215414315 |
7 | 2400105442024160 |
oct | 261535170524447 |
9 | 47207637872712 |
10 | 12210221000999 |
11 | 398836448736a |
12 | 145250a38439b |
13 | 6a755a427438 |
14 | 302d99310767 |
15 | 16293885984e |
hex | b1ae9e2a927 |
12210221000999 has 8 divisors (see below), whose sum is σ = 13954565362848. Its totient is φ = 10465883408160.
The previous prime is 12210221000993. The next prime is 12210221001019. The reversal of 12210221000999 is 99900012201221.
It is a happy number.
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 12210221000999 - 28 = 12210221000743 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 (12210221000993) by changing a digit.
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 7 ways as a sum of consecutive naturals, for example, 3064529 + ... + 5814789.
It is an arithmetic number, because the mean of its divisors is an integer number (1744320670356).
Almost surely, 212210221000999 is an apocalyptic number.
12210221000999 is a deficient number, since it is larger than the sum of its proper divisors (1744344361849).
12210221000999 is an equidigital number, since it uses as much as digits as its factorization.
12210221000999 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3384505.
The product of its (nonzero) digits is 11664, while the sum is 38.
The spelling of 12210221000999 in words is "twelve trillion, two hundred ten billion, two hundred twenty-one million, nine hundred ninety-nine", and thus it is an aban number.
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