Base | Representation |
---|---|
bin | 10101100111100111… |
… | …010101011110100001 |
3 | 2012220202201210210210 |
4 | 111213213111132201 |
5 | 340020034420223 |
6 | 14355231244333 |
7 | 1451146645521 |
oct | 254747253641 |
9 | 65822653723 |
10 | 23213201313 |
11 | 99322797a5 |
12 | 45ba0796a9 |
13 | 225c2b91a3 |
14 | 11a2d49681 |
15 | 90cdc5893 |
hex | 5679d57a1 |
23213201313 has 16 divisors (see below), whose sum is σ = 31684847040. Its totient is φ = 15108832704.
The previous prime is 23213201309. The next prime is 23213201321. The reversal of 23213201313 is 31310231232.
It is not a de Polignac number, because 23213201313 - 22 = 23213201309 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 23213201313.
It is not an unprimeable number, because it can be changed into a prime (23213201353) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 258895 + ... + 336827.
It is an arithmetic number, because the mean of its divisors is an integer number (1980302940).
Almost surely, 223213201313 is an apocalyptic number.
It is an amenable number.
23213201313 is a deficient number, since it is larger than the sum of its proper divisors (8471645727).
23213201313 is a wasteful number, since it uses less digits than its factorization.
23213201313 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 80288.
The product of its (nonzero) digits is 648, while the sum is 21.
Adding to 23213201313 its reverse (31310231232), we get a palindrome (54523432545).
The spelling of 23213201313 in words is "twenty-three billion, two hundred thirteen million, two hundred one thousand, three hundred thirteen".
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