Base | Representation |
---|---|
bin | 1111111111111… |
… | …11111111011001 |
3 | 100100112222001112 |
4 | 13333333333121 |
5 | 233324431224 |
6 | 21152430105 |
7 | 3216555134 |
oct | 777777731 |
9 | 310488045 |
10 | 134217689 |
11 | 69842811 |
12 | 38b48335 |
13 | 21a64468 |
14 | 13b7b21b |
15 | bbb330e |
hex | 7ffffd9 |
134217689 has 2 divisors, whose sum is σ = 134217690. Its totient is φ = 134217688.
The previous prime is 134217649. The next prime is 134217757. The reversal of 134217689 is 986712431.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 124657225 + 9560464 = 11165^2 + 3092^2 .
It is a cyclic number.
It is not a de Polignac number, because 134217689 - 224 = 117440473 is a prime.
It is a Chen prime.
It is a nialpdrome in base 8.
It is not a weakly prime, because it can be changed into another prime (134217649) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67108844 + 67108845.
It is an arithmetic number, because the mean of its divisors is an integer number (67108845).
Almost surely, 2134217689 is an apocalyptic number.
It is an amenable number.
134217689 is a deficient number, since it is larger than the sum of its proper divisors (1).
134217689 is an equidigital number, since it uses as much as digits as its factorization.
134217689 is an evil number, because the sum of its binary digits is even.
The product of its digits is 72576, while the sum is 41.
The square root of 134217689 is about 11585.2358197837. The cubic root of 134217689 is about 511.9999504089. Note that the first 4 decimals are identical.
The spelling of 134217689 in words is "one hundred thirty-four million, two hundred seventeen thousand, six hundred eighty-nine".
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