Base | Representation |
---|---|
bin | 1111010000001… |
… | …11010010100101 |
3 | 22220202211211001 |
4 | 13220013102211 |
5 | 230224044013 |
6 | 20410313301 |
7 | 3112415644 |
oct | 750072245 |
9 | 286684731 |
10 | 127956133 |
11 | 66256378 |
12 | 36a28831 |
13 | 206813b6 |
14 | 12dcb35b |
15 | b377ddd |
hex | 7a074a5 |
127956133 has 2 divisors, whose sum is σ = 127956134. Its totient is φ = 127956132.
The previous prime is 127956119. The next prime is 127956167. The reversal of 127956133 is 331659721.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 96786244 + 31169889 = 9838^2 + 5583^2 .
It is an emirp because it is prime and its reverse (331659721) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 127956133 - 221 = 125858981 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 127956092 and 127956101.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (127956113) 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, 63978066 + 63978067.
It is an arithmetic number, because the mean of its divisors is an integer number (63978067).
Almost surely, 2127956133 is an apocalyptic number.
It is an amenable number.
127956133 is a deficient number, since it is larger than the sum of its proper divisors (1).
127956133 is an equidigital number, since it uses as much as digits as its factorization.
127956133 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 34020, while the sum is 37.
The square root of 127956133 is about 11311.7696670327. The cubic root of 127956133 is about 503.9108415500.
The spelling of 127956133 in words is "one hundred twenty-seven million, nine hundred fifty-six thousand, one hundred thirty-three".
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