Base | Representation |
---|---|
bin | 10001111001010… |
… | …001111000011001 |
3 | 202220221011120001 |
4 | 101321101320121 |
5 | 1103324244441 |
6 | 45442533001 |
7 | 10303616434 |
oct | 2171217031 |
9 | 686834501 |
10 | 300228121 |
11 | 14451a916 |
12 | 84667161 |
13 | 4a27a89b |
14 | 2bc3281b |
15 | 1b556731 |
hex | 11e51e19 |
300228121 has 4 divisors (see below), whose sum is σ = 300320100. Its totient is φ = 300136144.
The previous prime is 300228119. The next prime is 300228161. The reversal of 300228121 is 121822003.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 271755225 + 28472896 = 16485^2 + 5336^2 .
It is a cyclic number.
It is not a de Polignac number, because 300228121 - 21 = 300228119 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (300228161) 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, 40906 + ... + 47683.
It is an arithmetic number, because the mean of its divisors is an integer number (75080025).
Almost surely, 2300228121 is an apocalyptic number.
It is an amenable number.
300228121 is a deficient number, since it is larger than the sum of its proper divisors (91979).
300228121 is an equidigital number, since it uses as much as digits as its factorization.
300228121 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 91978.
The product of its (nonzero) digits is 192, while the sum is 19.
The square root of 300228121 is about 17327.0921103340. The cubic root of 300228121 is about 669.6025867742.
The spelling of 300228121 in words is "three hundred million, two hundred twenty-eight thousand, one hundred twenty-one".
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