Base | Representation |
---|---|
bin | 10101100001100110… |
… | …000101111010000101 |
3 | 2012122201201000122121 |
4 | 111201212011322011 |
5 | 334313211241401 |
6 | 14341222525541 |
7 | 1445512363366 |
oct | 254146057205 |
9 | 65581630577 |
10 | 23112212101 |
11 | 9890272040 |
12 | 45902968b1 |
13 | 22443ba364 |
14 | 119377bb6d |
15 | 9040c7ca1 |
hex | 561985e85 |
23112212101 has 8 divisors (see below), whose sum is σ = 26309553984. Its totient is φ = 20097575520.
The previous prime is 23112212077. The next prime is 23112212111. The reversal of 23112212101 is 10121221132.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 23112212101 - 219 = 23111687813 is a prime.
It is a super-2 number, since 2×231122121012 (a number of 22 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (23112212111) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 45676056 + ... + 45676561.
It is an arithmetic number, because the mean of its divisors is an integer number (3288694248).
Almost surely, 223112212101 is an apocalyptic number.
It is an amenable number.
23112212101 is a deficient number, since it is larger than the sum of its proper divisors (3197341883).
23112212101 is a wasteful number, since it uses less digits than its factorization.
23112212101 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 91352651.
The product of its (nonzero) digits is 48, while the sum is 16.
Adding to 23112212101 its reverse (10121221132), we get a palindrome (33233433233).
The spelling of 23112212101 in words is "twenty-three billion, one hundred twelve million, two hundred twelve thousand, one hundred one".
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