Base | Representation |
---|---|
bin | 1111111111111… |
… | …10100110101111 |
3 | 100100112200021101 |
4 | 13333332212233 |
5 | 233324241030 |
6 | 21152343531 |
7 | 3216532450 |
oct | 777764657 |
9 | 310480241 |
10 | 134212015 |
11 | 69839523 |
12 | 38b44ba7 |
13 | 21a619c2 |
14 | 13b79127 |
15 | bbb17ca |
hex | 7ffe9af |
134212015 has 16 divisors (see below), whose sum is σ = 192066048. Its totient is φ = 88029216.
The previous prime is 134212003. The next prime is 134212019. The reversal of 134212015 is 510212431.
It is a cyclic number.
It is not a de Polignac number, because 134212015 - 217 = 134080943 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 134211983 and 134212001.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (134212019) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 82557 + ... + 84166.
It is an arithmetic number, because the mean of its divisors is an integer number (12004128).
Almost surely, 2134212015 is an apocalyptic number.
134212015 is a deficient number, since it is larger than the sum of its proper divisors (57854033).
134212015 is a wasteful number, since it uses less digits than its factorization.
134212015 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 166758.
The product of its (nonzero) digits is 240, while the sum is 19.
The square root of 134212015 is about 11584.9909365523. The cubic root of 134212015 is about 511.9927354418.
Adding to 134212015 its reverse (510212431), we get a palindrome (644424446).
The spelling of 134212015 in words is "one hundred thirty-four million, two hundred twelve thousand, fifteen".
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