Base | Representation |
---|---|
bin | 1111111111001… |
… | …01101010101000 |
3 | 100100100111011000 |
4 | 13333211222220 |
5 | 233313003424 |
6 | 21150235000 |
7 | 3215625600 |
oct | 777455250 |
9 | 310314130 |
10 | 134109864 |
11 | 697797a9 |
12 | 38ab5a60 |
13 | 21a27365 |
14 | 13b4dc00 |
15 | bb913c9 |
hex | 7fe5aa8 |
134109864 has 96 divisors (see below), whose sum is σ = 433382400. Its totient is φ = 38314080.
The previous prime is 134109863. The next prime is 134109901. The reversal of 134109864 is 468901431.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (134109863) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4249 + ... + 16919.
It is an arithmetic number, because the mean of its divisors is an integer number (4514400).
Almost surely, 2134109864 is an apocalyptic number.
134109864 is a gapful number since it is divisible by the number (14) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 134109864, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (216691200).
134109864 is an abundant number, since it is smaller than the sum of its proper divisors (299272536).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
134109864 is a wasteful number, since it uses less digits than its factorization.
134109864 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 12700 (or 12683 counting only the distinct ones).
The product of its (nonzero) digits is 20736, while the sum is 36.
The square root of 134109864 is about 11580.5813325584. The cubic root of 134109864 is about 511.8628070731.
The spelling of 134109864 in words is "one hundred thirty-four million, one hundred nine thousand, eight hundred sixty-four".
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