Base | Representation |
---|---|
bin | 1110100101000… |
… | …10111111011001 |
3 | 22112010121101110 |
4 | 13102202333121 |
5 | 222302134200 |
6 | 20045210533 |
7 | 3013360560 |
oct | 722427731 |
9 | 275117343 |
10 | 122302425 |
11 | 63044693 |
12 | 34b60a49 |
13 | 1c451bcb |
14 | 12358bd7 |
15 | ab0cb50 |
hex | 74a2fd9 |
122302425 has 72 divisors (see below), whose sum is σ = 240200896. Its totient is φ = 53786880.
The previous prime is 122302423. The next prime is 122302447. The reversal of 122302425 is 524203221.
It is not a de Polignac number, because 122302425 - 21 = 122302423 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (21).
It is a Duffinian number.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (122302421) by changing a digit.
It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 441387 + ... + 441663.
Almost surely, 2122302425 is an apocalyptic number.
122302425 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
122302425 is a deficient number, since it is larger than the sum of its proper divisors (117898471).
122302425 is a wasteful number, since it uses less digits than its factorization.
122302425 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 355 (or 321 counting only the distinct ones).
The product of its (nonzero) digits is 960, while the sum is 21.
The square root of 122302425 is about 11059.0426800876. The cubic root of 122302425 is about 496.3770451350.
Adding to 122302425 its reverse (524203221), we get a palindrome (646505646).
The spelling of 122302425 in words is "one hundred twenty-two million, three hundred two thousand, four hundred twenty-five".
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