Base | Representation |
---|---|
bin | 1110101000001… |
… | …10100000111011 |
3 | 22112220022120121 |
4 | 13110012200323 |
5 | 222403210300 |
6 | 20102034111 |
7 | 3020006215 |
oct | 724064073 |
9 | 275808517 |
10 | 122710075 |
11 | 632a2994 |
12 | 35118937 |
13 | 1c565617 |
14 | 124235b5 |
15 | ab8d81a |
hex | 750683b |
122710075 has 12 divisors (see below), whose sum is σ = 160169560. Its totient is φ = 93000960.
The previous prime is 122710073. The next prime is 122710079. The reversal of 122710075 is 570017221.
It is a happy number.
It is not a de Polignac number, because 122710075 - 21 = 122710073 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (25).
It is not an unprimeable number, because it can be changed into a prime (122710073) 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 11 ways as a sum of consecutive naturals, for example, 128694 + ... + 129643.
Almost surely, 2122710075 is an apocalyptic number.
122710075 is a deficient number, since it is larger than the sum of its proper divisors (37459485).
122710075 is a wasteful number, since it uses less digits than its factorization.
122710075 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 258366 (or 258361 counting only the distinct ones).
The product of its (nonzero) digits is 980, while the sum is 25.
The square root of 122710075 is about 11077.4579665192. The cubic root of 122710075 is about 496.9279300970.
Adding to 122710075 its reverse (570017221), we get a palindrome (692727296).
The spelling of 122710075 in words is "one hundred twenty-two million, seven hundred ten thousand, seventy-five".
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