Base | Representation |
---|---|
bin | 1000101111001110010… |
… | …11001000110111011101 |
3 | 1001200221121222012211021 |
4 | 10113213023020313131 |
5 | 14404333141401341 |
6 | 345531352324141 |
7 | 30456003044431 |
oct | 4274713106735 |
9 | 1050847865737 |
10 | 300231200221 |
11 | 10636675a467 |
12 | 4a22a9a3651 |
13 | 224089bb284 |
14 | 10761b269c1 |
15 | 7c22b2c9d1 |
hex | 45e72c8ddd |
300231200221 has 4 divisors (see below), whose sum is σ = 300323327200. Its totient is φ = 300139073244.
The previous prime is 300231200201. The next prime is 300231200239. The reversal of 300231200221 is 122002132003.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 122002132003 = 37 ⋅3297354919.
It is a cyclic number.
It is not a de Polignac number, because 300231200221 - 229 = 299694329309 is a prime.
It is a super-2 number, since 2×3002312002212 (a number of 24 digits) contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 300231200195 and 300231200204.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (300231200201) 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, 46058601 + ... + 46065118.
It is an arithmetic number, because the mean of its divisors is an integer number (75080831800).
Almost surely, 2300231200221 is an apocalyptic number.
It is an amenable number.
300231200221 is a deficient number, since it is larger than the sum of its proper divisors (92126979).
300231200221 is an equidigital number, since it uses as much as digits as its factorization.
300231200221 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 92126978.
The product of its (nonzero) digits is 144, while the sum is 16.
Adding to 300231200221 its reverse (122002132003), we get a palindrome (422233332224).
The spelling of 300231200221 in words is "three hundred billion, two hundred thirty-one million, two hundred thousand, two hundred twenty-one".
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