Base | Representation |
---|---|
bin | 10001111000111… |
… | …101001100111111 |
3 | 202220202212101002 |
4 | 101320331030333 |
5 | 1103314042143 |
6 | 45441040515 |
7 | 10303114466 |
oct | 2170751477 |
9 | 686685332 |
10 | 300143423 |
11 | 144472218 |
12 | 8462613b |
13 | 4a24b178 |
14 | 2bc0d9dd |
15 | 1b53b5b8 |
hex | 11e3d33f |
300143423 has 4 divisors (see below), whose sum is σ = 300877680. Its totient is φ = 299409168.
The previous prime is 300143413. The next prime is 300143461. The reversal of 300143423 is 324341003.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 300143423 - 28 = 300143167 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 300143395 and 300143404.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (300143413) 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, 366515 + ... + 367332.
It is an arithmetic number, because the mean of its divisors is an integer number (75219420).
Almost surely, 2300143423 is an apocalyptic number.
300143423 is a deficient number, since it is larger than the sum of its proper divisors (734257).
300143423 is an equidigital number, since it uses as much as digits as its factorization.
300143423 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 734256.
The product of its (nonzero) digits is 864, while the sum is 20.
The square root of 300143423 is about 17324.6478463489. The cubic root of 300143423 is about 669.5396131774.
Adding to 300143423 its reverse (324341003), we get a palindrome (624484426).
The spelling of 300143423 in words is "three hundred million, one hundred forty-three thousand, four hundred twenty-three".
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