Base | Representation |
---|---|
bin | 10001111010000… |
… | …000110111000001 |
3 | 202221021221111212 |
4 | 101322000313001 |
5 | 1103401424140 |
6 | 45451015505 |
7 | 10305350435 |
oct | 2172006701 |
9 | 687257455 |
10 | 300420545 |
11 | 144641447 |
12 | 8473a595 |
13 | 4a317349 |
14 | 2bc829c5 |
15 | 1b593765 |
hex | 11e80dc1 |
300420545 has 8 divisors (see below), whose sum is σ = 361846440. Its totient is φ = 239441920.
The previous prime is 300420529. The next prime is 300420551. The reversal of 300420545 is 545024003.
It can be written as a sum of positive squares in 4 ways, for example, as 10195249 + 290225296 = 3193^2 + 17036^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 300420545 - 24 = 300420529 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 300420545.
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, 110336 + ... + 113025.
It is an arithmetic number, because the mean of its divisors is an integer number (45230805).
Almost surely, 2300420545 is an apocalyptic number.
It is an amenable number.
300420545 is a deficient number, since it is larger than the sum of its proper divisors (61425895).
300420545 is a wasteful number, since it uses less digits than its factorization.
300420545 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 223635.
The product of its (nonzero) digits is 2400, while the sum is 23.
The square root of 300420545 is about 17332.6439125714. The cubic root of 300420545 is about 669.7456114519.
Adding to 300420545 its reverse (545024003), we get a palindrome (845444548).
The spelling of 300420545 in words is "three hundred million, four hundred twenty thousand, five hundred forty-five".
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