Base | Representation |
---|---|
bin | 1000011100011… |
… | …11111110100011 |
3 | 11221022021010211 |
4 | 10032033332203 |
5 | 121114004243 |
6 | 11010234551 |
7 | 1520111134 |
oct | 416177643 |
9 | 157267124 |
10 | 70844323 |
11 | 36a98430 |
12 | 1b885a57 |
13 | 118a5c24 |
14 | 95a1c8b |
15 | 6345d9d |
hex | 438ffa3 |
70844323 has 4 divisors (see below), whose sum is σ = 77284728. Its totient is φ = 64403920.
The previous prime is 70844311. The next prime is 70844339. The reversal of 70844323 is 32344807.
It is a happy number.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 32344807 = 11 ⋅2940437.
It is a cyclic number.
It is not a de Polignac number, because 70844323 - 213 = 70836131 is a prime.
It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (70844353) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3220186 + ... + 3220207.
It is an arithmetic number, because the mean of its divisors is an integer number (19321182).
Almost surely, 270844323 is an apocalyptic number.
70844323 is a deficient number, since it is larger than the sum of its proper divisors (6440405).
70844323 is a wasteful number, since it uses less digits than its factorization.
70844323 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6440404.
The product of its (nonzero) digits is 16128, while the sum is 31.
The square root of 70844323 is about 8416.9069734672. The cubic root of 70844323 is about 413.7789102449.
The spelling of 70844323 in words is "seventy million, eight hundred forty-four thousand, three hundred twenty-three".
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