Base | Representation |
---|---|
bin | 1111111110111… |
… | …01111101100001 |
3 | 100100021212212011 |
4 | 13333131331201 |
5 | 233311001210 |
6 | 21145432521 |
7 | 3215434564 |
oct | 777357541 |
9 | 310255764 |
10 | 134078305 |
11 | 69758019 |
12 | 38a9b741 |
13 | 21a15b9a |
14 | 13b424db |
15 | bb86d8a |
hex | 7fddf61 |
134078305 has 8 divisors (see below), whose sum is σ = 163531944. Its totient is φ = 105504000.
The previous prime is 134078299. The next prime is 134078309. The reversal of 134078305 is 503870431.
It can be written as a sum of positive squares in 4 ways, for example, as 74529 + 134003776 = 273^2 + 11576^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 134078305 - 27 = 134078177 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (134078309) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 219496 + ... + 220105.
It is an arithmetic number, because the mean of its divisors is an integer number (20441493).
Almost surely, 2134078305 is an apocalyptic number.
It is an amenable number.
134078305 is a deficient number, since it is larger than the sum of its proper divisors (29453639).
134078305 is an equidigital number, since it uses as much as digits as its factorization.
134078305 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 439667.
The product of its (nonzero) digits is 10080, while the sum is 31.
The square root of 134078305 is about 11579.2186696685. The cubic root of 134078305 is about 511.8226530652.
It can be divided in two parts, 13407 and 8305, that added together give a palindrome (21712).
The spelling of 134078305 in words is "one hundred thirty-four million, seventy-eight thousand, three hundred five".
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