Base | Representation |
---|---|
bin | 10101100111100111… |
… | …101101111001010011 |
3 | 2012220202220220000011 |
4 | 111213213231321103 |
5 | 340020101120311 |
6 | 14355233335351 |
7 | 1451150543233 |
oct | 254747557123 |
9 | 65822826004 |
10 | 23213301331 |
11 | 9932337960 |
12 | 45ba107557 |
13 | 225c32287c |
14 | 11a2d73cc3 |
15 | 90cde5321 |
hex | 5679ede53 |
23213301331 has 16 divisors (see below), whose sum is σ = 25929383040. Its totient is φ = 20598822720.
The previous prime is 23213301299. The next prime is 23213301341. The reversal of 23213301331 is 13310331232.
It is a cyclic number.
It is not a de Polignac number, because 23213301331 - 25 = 23213301299 is a prime.
It is a super-2 number, since 2×232133013312 (a number of 22 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (23213301341) 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, 750631 + ... + 780943.
It is an arithmetic number, because the mean of its divisors is an integer number (1620586440).
Almost surely, 223213301331 is an apocalyptic number.
23213301331 is a deficient number, since it is larger than the sum of its proper divisors (2716081709).
23213301331 is a wasteful number, since it uses less digits than its factorization.
23213301331 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 31986.
The product of its (nonzero) digits is 972, while the sum is 22.
Adding to 23213301331 its reverse (13310331232), we get a palindrome (36523632563).
The spelling of 23213301331 in words is "twenty-three billion, two hundred thirteen million, three hundred one thousand, three hundred thirty-one".
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