Base | Representation |
---|---|
bin | 1110100011001… |
… | …01010100010101 |
3 | 22111122202212110 |
4 | 13101211110111 |
5 | 222221043223 |
6 | 20035541233 |
7 | 3011256234 |
oct | 721452425 |
9 | 274582773 |
10 | 122049813 |
11 | 62991916 |
12 | 34a5a819 |
13 | 1c393c32 |
14 | 122d0b1b |
15 | aaacd93 |
hex | 7465515 |
122049813 has 8 divisors (see below), whose sum is σ = 165162208. Its totient is φ = 80151984.
The previous prime is 122049797. The next prime is 122049833. The reversal of 122049813 is 318940221.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 122049813 - 24 = 122049797 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 (122049833) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 303406 + ... + 303807.
It is an arithmetic number, because the mean of its divisors is an integer number (20645276).
Almost surely, 2122049813 is an apocalyptic number.
It is an amenable number.
122049813 is a deficient number, since it is larger than the sum of its proper divisors (43112395).
122049813 is an equidigital number, since it uses as much as digits as its factorization.
122049813 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 607283.
The product of its (nonzero) digits is 3456, while the sum is 30.
The square root of 122049813 is about 11047.6157156194. The cubic root of 122049813 is about 496.0350589271.
The spelling of 122049813 in words is "one hundred twenty-two million, forty-nine thousand, eight hundred thirteen".
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