Base | Representation |
---|---|
bin | 1110101000000… |
… | …00011100001101 |
3 | 22112212001110012 |
4 | 13110000130031 |
5 | 222401411242 |
6 | 20101323005 |
7 | 3016543535 |
oct | 724003415 |
9 | 275761405 |
10 | 122685197 |
11 | 63286228 |
12 | 35106465 |
13 | 1c5571bb |
14 | 124184c5 |
15 | ab86282 |
hex | 750070d |
122685197 has 8 divisors (see below), whose sum is σ = 132149760. Its totient is φ = 113564880.
The previous prime is 122685191. The next prime is 122685203. The reversal of 122685197 is 791586221.
It is an interprime number because it is at equal distance from previous prime (122685191) and next prime (122685203).
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 122685197 - 26 = 122685133 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 (122685191) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 85322 + ... + 86747.
It is an arithmetic number, because the mean of its divisors is an integer number (16518720).
Almost surely, 2122685197 is an apocalyptic number.
It is an amenable number.
122685197 is a deficient number, since it is larger than the sum of its proper divisors (9464563).
122685197 is a wasteful number, since it uses less digits than its factorization.
122685197 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 172123.
The product of its digits is 60480, while the sum is 41.
The square root of 122685197 is about 11076.3349985453. The cubic root of 122685197 is about 496.8943457626.
The spelling of 122685197 in words is "one hundred twenty-two million, six hundred eighty-five thousand, one hundred ninety-seven".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.063 sec. • engine limits •