Base | Representation |
---|---|
bin | 10101101000101001… |
… | …010010000100110001 |
3 | 2012221222021002220002 |
4 | 111220221102010301 |
5 | 340034001121011 |
6 | 14401045555345 |
7 | 1451446616555 |
oct | 255051220461 |
9 | 65858232802 |
10 | 23230488881 |
11 | 9941007146 |
12 | 4603a15b55 |
13 | 2262a5cb12 |
14 | 11a5369865 |
15 | 90e68cc3b |
hex | 568a52131 |
23230488881 has 8 divisors (see below), whose sum is σ = 23719587840. Its totient is φ = 22746458592.
The previous prime is 23230488779. The next prime is 23230488893. The reversal of 23230488881 is 18888403232.
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 23230488881 - 222 = 23226294577 is a prime.
It is a super-2 number, since 2×232304888812 (a number of 22 digits) contains 22 as substring.
It is a Duffinian number.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (23230488181) 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, 1257905 + ... + 1276238.
It is an arithmetic number, because the mean of its divisors is an integer number (2964948480).
Almost surely, 223230488881 is an apocalyptic number.
It is an amenable number.
23230488881 is a deficient number, since it is larger than the sum of its proper divisors (489098959).
23230488881 is a wasteful number, since it uses less digits than its factorization.
23230488881 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2534335.
The product of its (nonzero) digits is 589824, while the sum is 47.
The spelling of 23230488881 in words is "twenty-three billion, two hundred thirty million, four hundred eighty-eight thousand, eight hundred eighty-one".
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