Base | Representation |
---|---|
bin | 1110100101111… |
… | …00000111110001 |
3 | 22112022211120220 |
4 | 13102330013301 |
5 | 222313432421 |
6 | 20051323253 |
7 | 3014266641 |
oct | 722740761 |
9 | 275284526 |
10 | 122405361 |
11 | 63104a61 |
12 | 34bb0529 |
13 | 1c489a10 |
14 | 12384521 |
15 | ab2d3c6 |
hex | 74bc1f1 |
122405361 has 16 divisors (see below), whose sum is σ = 180513984. Its totient is φ = 73289664.
The previous prime is 122405351. The next prime is 122405363. The reversal of 122405361 is 163504221.
It is not a de Polignac number, because 122405361 - 213 = 122397169 is a prime.
It is not an unprimeable number, because it can be changed into a prime (122405363) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 40971 + ... + 43856.
It is an arithmetic number, because the mean of its divisors is an integer number (11282124).
Almost surely, 2122405361 is an apocalyptic number.
It is an amenable number.
122405361 is a deficient number, since it is larger than the sum of its proper divisors (58108623).
122405361 is a wasteful number, since it uses less digits than its factorization.
122405361 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 84880.
The product of its (nonzero) digits is 1440, while the sum is 24.
The square root of 122405361 is about 11063.6956303036. The cubic root of 122405361 is about 496.5162648860.
Adding to 122405361 its reverse (163504221), we get a palindrome (285909582).
The spelling of 122405361 in words is "one hundred twenty-two million, four hundred five thousand, three hundred sixty-one".
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