Base | Representation |
---|---|
bin | 10000110110000… |
… | …00011001011111 |
3 | 100211212122101101 |
4 | 20123000121133 |
5 | 242133002442 |
6 | 22004253531 |
7 | 3334002220 |
oct | 1033003137 |
9 | 324778341 |
10 | 141297247 |
11 | 72838793 |
12 | 3b3a12a7 |
13 | 23372950 |
14 | 14aa1247 |
15 | c610cb7 |
hex | 86c065f |
141297247 has 16 divisors (see below), whose sum is σ = 174207040. Its totient is φ = 111601152.
The previous prime is 141297241. The next prime is 141297293. The reversal of 141297247 is 742792141.
It is a de Polignac number, because none of the positive numbers 2k-141297247 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (141297241) 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, 74503 + ... + 76375.
It is an arithmetic number, because the mean of its divisors is an integer number (10887940).
Almost surely, 2141297247 is an apocalyptic number.
141297247 is a deficient number, since it is larger than the sum of its proper divisors (32909793).
141297247 is a wasteful number, since it uses less digits than its factorization.
141297247 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2722.
The product of its digits is 28224, while the sum is 37.
The square root of 141297247 is about 11886.8518540445. The cubic root of 141297247 is about 520.8482789069.
The spelling of 141297247 in words is "one hundred forty-one million, two hundred ninety-seven thousand, two hundred forty-seven".
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