Base | Representation |
---|---|
bin | 1110011101101… |
… | …00010001010001 |
3 | 22110021221002122 |
4 | 13032310101101 |
5 | 222024342000 |
6 | 20012224025 |
7 | 3002146052 |
oct | 716642121 |
9 | 273257078 |
10 | 121324625 |
11 | 62536a94 |
12 | 3476b015 |
13 | 1c19bb26 |
14 | 12182729 |
15 | a9b8085 |
hex | 73b4451 |
121324625 has 32 divisors (see below), whose sum is σ = 156888576. Its totient is φ = 93619200.
The previous prime is 121324583. The next prime is 121324639. The reversal of 121324625 is 526423121.
It is a happy number.
It is not a de Polignac number, because 121324625 - 218 = 121062481 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 121324594 and 121324603.
It is an unprimeable number.
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 31 ways as a sum of consecutive naturals, for example, 628529 + ... + 628721.
It is an arithmetic number, because the mean of its divisors is an integer number (4902768).
Almost surely, 2121324625 is an apocalyptic number.
It is an amenable number.
121324625 is a deficient number, since it is larger than the sum of its proper divisors (35563951).
121324625 is a wasteful number, since it uses less digits than its factorization.
121324625 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 362 (or 352 counting only the distinct ones).
The product of its digits is 2880, while the sum is 26.
The square root of 121324625 is about 11014.7457982470. The cubic root of 121324625 is about 495.0506699143.
Adding to 121324625 its reverse (526423121), we get a palindrome (647747746).
The spelling of 121324625 in words is "one hundred twenty-one million, three hundred twenty-four thousand, six hundred twenty-five".
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