Base | Representation |
---|---|
bin | 1001010100011100011… |
… | …00000111010111000110 |
3 | 1010121112012110221022000 |
4 | 10222032030013113012 |
5 | 20221244024323304 |
6 | 403034234250130 |
7 | 32064115420563 |
oct | 4521614072706 |
9 | 1117465427260 |
10 | 320213120454 |
11 | 11388aa5a927 |
12 | 52086886946 |
13 | 24271705806 |
14 | 116d986386a |
15 | 84e1ec6939 |
hex | 4a8e3075c6 |
320213120454 has 64 divisors (see below), whose sum is σ = 715030130880. Its totient is φ = 106221404160.
The previous prime is 320213120411. The next prime is 320213120459. The reversal of 320213120454 is 454021312023.
320213120454 is a `hidden beast` number, since 3 + 202 + 1 + 3 + 1 + 2 + 0 + 454 = 666.
320213120454 is digitally balanced in base 7, because in such base it contains all the possibile digits an equal number of times.
It is a super-2 number, since 2×3202131204542 (a number of 24 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (320213120459) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 27183814 + ... + 27195590.
It is an arithmetic number, because the mean of its divisors is an integer number (11172345795).
Almost surely, 2320213120454 is an apocalyptic number.
320213120454 is an abundant number, since it is smaller than the sum of its proper divisors (394817010426).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
320213120454 is a wasteful number, since it uses less digits than its factorization.
320213120454 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 14182 (or 14176 counting only the distinct ones).
The product of its (nonzero) digits is 5760, while the sum is 27.
Adding to 320213120454 its reverse (454021312023), we get a palindrome (774234432477).
The spelling of 320213120454 in words is "three hundred twenty billion, two hundred thirteen million, one hundred twenty thousand, four hundred fifty-four".
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