Base | Representation |
---|---|
bin | 10001111000111… |
… | …101000010000011 |
3 | 202220202211102011 |
4 | 101320331002003 |
5 | 1103314031343 |
6 | 45441033351 |
7 | 10303112446 |
oct | 2170750203 |
9 | 686684364 |
10 | 300142723 |
11 | 144471741 |
12 | 84625857 |
13 | 4a24aa5a |
14 | 2bc0d65d |
15 | 1b53b29d |
hex | 11e3d083 |
300142723 has 4 divisors (see below), whose sum is σ = 300189888. Its totient is φ = 300095560.
The previous prime is 300142681. The next prime is 300142757. The reversal of 300142723 is 327241003.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 327241003 = 1879 ⋅174157.
It is a cyclic number.
It is not a de Polignac number, because 300142723 - 29 = 300142211 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 300142694 and 300142703.
It is not an unprimeable number, because it can be changed into a prime (300142793) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12208 + ... + 27373.
It is an arithmetic number, because the mean of its divisors is an integer number (75047472).
Almost surely, 2300142723 is an apocalyptic number.
300142723 is a deficient number, since it is larger than the sum of its proper divisors (47165).
300142723 is an equidigital number, since it uses as much as digits as its factorization.
300142723 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 47164.
The product of its (nonzero) digits is 1008, while the sum is 22.
The square root of 300142723 is about 17324.6276439062. The cubic root of 300142723 is about 669.5390926728.
Adding to 300142723 its reverse (327241003), we get a palindrome (627383726).
The spelling of 300142723 in words is "three hundred million, one hundred forty-two thousand, seven hundred twenty-three".
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