Base | Representation |
---|---|
bin | 111101100100… |
… | …011101110001 |
3 | 1010101000010011 |
4 | 331210131301 |
5 | 13112441040 |
6 | 1333534521 |
7 | 254121550 |
oct | 75443561 |
9 | 33330104 |
10 | 16140145 |
11 | 912436a |
12 | 54a4441 |
13 | 34615a8 |
14 | 2201d97 |
15 | 163c3ea |
hex | f64771 |
16140145 has 8 divisors (see below), whose sum is σ = 22135104. Its totient is φ = 11067504.
The previous prime is 16140133. The next prime is 16140151. The reversal of 16140145 is 54104161.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 16140145 - 27 = 16140017 is a prime.
It is a Duffinian number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 230539 + ... + 230608.
It is an arithmetic number, because the mean of its divisors is an integer number (2766888).
Almost surely, 216140145 is an apocalyptic number.
It is an amenable number.
16140145 is a deficient number, since it is larger than the sum of its proper divisors (5994959).
16140145 is an equidigital number, since it uses as much as digits as its factorization.
16140145 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 461159.
The product of its (nonzero) digits is 480, while the sum is 22.
The square root of 16140145 is about 4017.4799314993. The cubic root of 16140145 is about 252.7177874608.
The spelling of 16140145 in words is "sixteen million, one hundred forty thousand, one hundred forty-five".
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