Base | Representation |
---|---|
bin | 10101101110101101… |
… | …101101001111010101 |
3 | 2020020001212020222111 |
4 | 111232231231033111 |
5 | 340241032441041 |
6 | 14415124231021 |
7 | 1454124244204 |
oct | 255655551725 |
9 | 66201766874 |
10 | 23332312021 |
11 | 99935333a7 |
12 | 4631b3b471 |
13 | 227ab913b5 |
14 | 11b4ab323b |
15 | 9185a2981 |
hex | 56eb6d3d5 |
23332312021 has 8 divisors (see below), whose sum is σ = 24258132864. Its totient is φ = 22423478880.
The previous prime is 23332311991. The next prime is 23332312051. The reversal of 23332312021 is 12021323332.
It is an interprime number because it is at equal distance from previous prime (23332311991) and next prime (23332312051).
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-23332312021 is a prime.
It is a super-2 number, since 2×233323120212 (a number of 22 digits) contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 23332311983 and 23332312001.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (23332312051) 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, 4244125 + ... + 4249618.
It is an arithmetic number, because the mean of its divisors is an integer number (3032266608).
Almost surely, 223332312021 is an apocalyptic number.
It is an amenable number.
23332312021 is a deficient number, since it is larger than the sum of its proper divisors (925820843).
23332312021 is an equidigital number, since it uses as much as digits as its factorization.
23332312021 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8493851.
The product of its (nonzero) digits is 1296, while the sum is 22.
Adding to 23332312021 its reverse (12021323332), we get a palindrome (35353635353).
The spelling of 23332312021 in words is "twenty-three billion, three hundred thirty-two million, three hundred twelve thousand, twenty-one".
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