Base | Representation |
---|---|
bin | 1111001010000… |
… | …01010101001101 |
3 | 22212020122112221 |
4 | 13211001111031 |
5 | 230022122133 |
6 | 20341055341 |
7 | 3102500662 |
oct | 745012515 |
9 | 285218487 |
10 | 127145293 |
11 | 65852160 |
12 | 366b7551 |
13 | 20459302 |
14 | 12c59a69 |
15 | b267a2d |
hex | 794154d |
127145293 has 16 divisors (see below), whose sum is σ = 143410176. Its totient is φ = 111726640.
The previous prime is 127145273. The next prime is 127145327. The reversal of 127145293 is 392541721.
It is a happy number.
It is a cyclic number.
It is not a de Polignac number, because 127145293 - 29 = 127144781 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (127145203) 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 15 ways as a sum of consecutive naturals, for example, 41430 + ... + 44392.
It is an arithmetic number, because the mean of its divisors is an integer number (8963136).
Almost surely, 2127145293 is an apocalyptic number.
It is an amenable number.
127145293 is a deficient number, since it is larger than the sum of its proper divisors (16264883).
127145293 is a wasteful number, since it uses less digits than its factorization.
127145293 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3104.
The product of its digits is 15120, while the sum is 34.
The square root of 127145293 is about 11275.8721613896. The cubic root of 127145293 is about 502.8441812558.
It can be divided in two parts, 1271 and 45293, that added together give a palindrome (46564).
The spelling of 127145293 in words is "one hundred twenty-seven million, one hundred forty-five thousand, two hundred ninety-three".
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