Base | Representation |
---|---|
bin | 1110100111101… |
… | …01101110001101 |
3 | 22112202211020010 |
4 | 13103311232031 |
5 | 222344010133 |
6 | 20100343433 |
7 | 3016301535 |
oct | 723655615 |
9 | 275684203 |
10 | 122641293 |
11 | 63256245 |
12 | 350a4b79 |
13 | 1c540218 |
14 | 124064c5 |
15 | ab78263 |
hex | 74f5b8d |
122641293 has 16 divisors (see below), whose sum is σ = 167239296. Its totient is φ = 79919040.
The previous prime is 122641249. The next prime is 122641297. The reversal of 122641293 is 392146221.
It is not a de Polignac number, because 122641293 - 218 = 122379149 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 122641293.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (122641297) 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 15 ways as a sum of consecutive naturals, for example, 28555 + ... + 32567.
It is an arithmetic number, because the mean of its divisors is an integer number (10452456).
Almost surely, 2122641293 is an apocalyptic number.
It is an amenable number.
122641293 is a deficient number, since it is larger than the sum of its proper divisors (44598003).
122641293 is a wasteful number, since it uses less digits than its factorization.
122641293 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4244.
The product of its digits is 5184, while the sum is 30.
The square root of 122641293 is about 11074.3529382082. The cubic root of 122641293 is about 496.8350659888.
The spelling of 122641293 in words is "one hundred twenty-two million, six hundred forty-one thousand, two hundred ninety-three".
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