Base | Representation |
---|---|
bin | 101111001101… |
… | …100000111001 |
3 | 212021202211212 |
4 | 233031200321 |
5 | 11132013441 |
6 | 1121132505 |
7 | 210123662 |
oct | 57154071 |
9 | 25252755 |
10 | 12376121 |
11 | 6a933aa |
12 | 418a135 |
13 | 2744264 |
14 | 1902369 |
15 | 1146eeb |
hex | bcd839 |
12376121 has 2 divisors, whose sum is σ = 12376122. Its totient is φ = 12376120.
The previous prime is 12376109. The next prime is 12376157. The reversal of 12376121 is 12167321.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 11806096 + 570025 = 3436^2 + 755^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-12376121 is a prime.
It is a Chen prime.
It is not a weakly prime, because it can be changed into another prime (12376321) 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 as a sum of consecutive naturals, namely, 6188060 + 6188061.
It is an arithmetic number, because the mean of its divisors is an integer number (6188061).
Almost surely, 212376121 is an apocalyptic number.
It is an amenable number.
12376121 is a deficient number, since it is larger than the sum of its proper divisors (1).
12376121 is an equidigital number, since it uses as much as digits as its factorization.
12376121 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 504, while the sum is 23.
The square root of 12376121 is about 3517.9711482615. The cubic root of 12376121 is about 231.3102345161.
The spelling of 12376121 in words is "twelve million, three hundred seventy-six thousand, one hundred twenty-one".
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