Base | Representation |
---|---|
bin | 10101100010101010… |
… | …110010100111010011 |
3 | 2012200222120222020021 |
4 | 111202222302213103 |
5 | 334332314033021 |
6 | 14343104524311 |
7 | 1446121430452 |
oct | 254252624723 |
9 | 65628528207 |
10 | 23130221011 |
11 | 989a452437 |
12 | 4596320697 |
13 | 2248054411 |
14 | 1195d08b99 |
15 | 905983c41 |
hex | 562ab29d3 |
23130221011 has 8 divisors (see below), whose sum is σ = 23585017248. Its totient is φ = 22677864000.
The previous prime is 23130220943. The next prime is 23130221021. The reversal of 23130221011 is 11012203132.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 23130221011 - 215 = 23130188243 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (23130221021) 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, 590650 + ... + 628591.
It is an arithmetic number, because the mean of its divisors is an integer number (2948127156).
Almost surely, 223130221011 is an apocalyptic number.
23130221011 is a deficient number, since it is larger than the sum of its proper divisors (454796237).
23130221011 is a wasteful number, since it uses less digits than its factorization.
23130221011 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1219613.
The product of its (nonzero) digits is 72, while the sum is 16.
Adding to 23130221011 its reverse (11012203132), we get a palindrome (34142424143).
The spelling of 23130221011 in words is "twenty-three billion, one hundred thirty million, two hundred twenty-one thousand, eleven".
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