Base | Representation |
---|---|
bin | 10101101101100101… |
… | …001110000101000100 |
3 | 2020011202002212010200 |
4 | 111231211032011010 |
5 | 340221201410040 |
6 | 14413205050500 |
7 | 1453503602610 |
oct | 255545160504 |
9 | 66152085120 |
10 | 23313310020 |
11 | 9983834970 |
12 | 46276b6a30 |
13 | 2276c6a300 |
14 | 11b2368340 |
15 | 916a9c630 |
hex | 56d94e144 |
23313310020 has 864 divisors, whose sum is σ = 98415233280. Its totient is φ = 4334653440.
The previous prime is 23313309991. The next prime is 23313310073. The reversal of 23313310020 is 2001331332.
23313310020 is a `hidden beast` number, since 2 + 331 + 3 + 310 + 0 + 20 = 666.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a junction number, because it is equal to n+sod(n) for n = 23313309975 and 23313310002.
It is an unprimeable number.
It is a polite number, since it can be written in 287 ways as a sum of consecutive naturals, for example, 86666446 + ... + 86666714.
It is an arithmetic number, because the mean of its divisors is an integer number (113906520).
Almost surely, 223313310020 is an apocalyptic number.
23313310020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 23313310020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (49207616640).
23313310020 is an abundant number, since it is smaller than the sum of its proper divisors (75101923260).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
23313310020 is a wasteful number, since it uses less digits than its factorization.
23313310020 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 365 (or 347 counting only the distinct ones).
The product of its (nonzero) digits is 324, while the sum is 18.
Adding to 23313310020 its reverse (2001331332), we get a palindrome (25314641352).
It can be divided in two parts, 23313 and 310020, that added together give a palindrome (333333).
The spelling of 23313310020 in words is "twenty-three billion, three hundred thirteen million, three hundred ten thousand, twenty".
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