Base | Representation |
---|---|
bin | 10101100111100110… |
… | …100100010101000001 |
3 | 2012220202100120122210 |
4 | 111213212210111001 |
5 | 340020012000001 |
6 | 14355223052333 |
7 | 1451145146562 |
oct | 254746442501 |
9 | 65822316583 |
10 | 23213000001 |
11 | 9932151524 |
12 | 45b9ba10a9 |
13 | 225c248679 |
14 | 11a2cd6169 |
15 | 90cd85dd6 |
hex | 5679a4541 |
23213000001 has 4 divisors (see below), whose sum is σ = 30950666672. Its totient is φ = 15475333332.
The previous prime is 23212999993. The next prime is 23213000003. The reversal of 23213000001 is 10000031232.
It is a happy number.
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 not a de Polignac number, because 23213000001 - 23 = 23212999993 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (23213000003) 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, 3868833331 + ... + 3868833336.
It is an arithmetic number, because the mean of its divisors is an integer number (7737666668).
Almost surely, 223213000001 is an apocalyptic number.
It is an amenable number.
23213000001 is a deficient number, since it is larger than the sum of its proper divisors (7737666671).
23213000001 is an equidigital number, since it uses as much as digits as its factorization.
23213000001 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7737666670.
The product of its (nonzero) digits is 36, while the sum is 12.
Adding to 23213000001 its reverse (10000031232), we get a palindrome (33213031233).
The spelling of 23213000001 in words is "twenty-three billion, two hundred thirteen million, one", and thus it is an aban number.
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