Base | Representation |
---|---|
bin | 1111011011000101… |
… | …1001101100101010 |
3 | 101200112102011212101 |
4 | 3312301121230222 |
5 | 31434334123300 |
6 | 1522453404014 |
7 | 204411440620 |
oct | 36661315452 |
9 | 11615364771 |
10 | 4140145450 |
11 | 1835005611 |
12 | 97663960a |
13 | 50c98000c |
14 | 2b3bd5510 |
15 | 193709b6a |
hex | f6c59b2a |
4140145450 has 48 divisors (see below), whose sum is σ = 8806114944. Its totient is φ = 1418616000.
The previous prime is 4140145423. The next prime is 4140145453. The reversal of 4140145450 is 545410414.
It is not an unprimeable number, because it can be changed into a prime (4140145453) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 890532 + ... + 895168.
It is an arithmetic number, because the mean of its divisors is an integer number (183460728).
Almost surely, 24140145450 is an apocalyptic number.
4140145450 is an abundant number, since it is smaller than the sum of its proper divisors (4665969494).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
4140145450 is a wasteful number, since it uses less digits than its factorization.
4140145450 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7207 (or 7202 counting only the distinct ones).
The product of its (nonzero) digits is 6400, while the sum is 28.
The square root of 4140145450 is about 64343.9620321907. The cubic root of 4140145450 is about 1605.7275777863.
Adding to 4140145450 its reverse (545410414), we get a palindrome (4685555864).
The spelling of 4140145450 in words is "four billion, one hundred forty million, one hundred forty-five thousand, four hundred fifty".
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