Base | Representation |
---|---|
bin | 10101100000111111… |
… | …111110111101111001 |
3 | 2012122000220111002022 |
4 | 111200333332331321 |
5 | 334303132102301 |
6 | 14340224444225 |
7 | 1445331435332 |
oct | 254077767571 |
9 | 65560814068 |
10 | 23102222201 |
11 | 9885669523 |
12 | 4588a79675 |
13 | 2242300286 |
14 | 11922db289 |
15 | 9032a2d1b |
hex | 560ffef79 |
23102222201 has 4 divisors (see below), whose sum is σ = 23102642304. Its totient is φ = 23101802100.
The previous prime is 23102222191. The next prime is 23102222203. The reversal of 23102222201 is 10222220132.
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.
It is a cyclic number.
It is not a de Polignac number, because 23102222201 - 26 = 23102222137 is a prime.
It is a super-4 number, since 4×231022222014 (a number of 43 digits) contains 4444 as substring.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 23102222201.
It is not an unprimeable number, because it can be changed into a prime (23102222203) 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, 112445 + ... + 242586.
It is an arithmetic number, because the mean of its divisors is an integer number (5775660576).
Almost surely, 223102222201 is an apocalyptic number.
It is an amenable number.
23102222201 is a deficient number, since it is larger than the sum of its proper divisors (420103).
23102222201 is an equidigital number, since it uses as much as digits as its factorization.
23102222201 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 420102.
The product of its (nonzero) digits is 192, while the sum is 17.
Adding to 23102222201 its reverse (10222220132), we get a palindrome (33324442333).
The spelling of 23102222201 in words is "twenty-three billion, one hundred two million, two hundred twenty-two thousand, two hundred one".
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