Base | Representation |
---|---|
bin | 10101111001111011… |
… | …110011000101010000 |
3 | 2020201012002000021102 |
4 | 111321323303011100 |
5 | 341132230232334 |
6 | 14445531043532 |
7 | 1461601264436 |
oct | 257173630520 |
9 | 66635060242 |
10 | 23520555344 |
11 | 9a7a8163a0 |
12 | 4684ba05a8 |
13 | 22aab90390 |
14 | 11d1ab4d56 |
15 | 929d8867e |
hex | 579ef3150 |
23520555344 has 160 divisors (see below), whose sum is σ = 54570257280. Its totient is φ = 9680486400.
The previous prime is 23520555329. The next prime is 23520555347. The reversal of 23520555344 is 44355502532.
It is a junction number, because it is equal to n+sod(n) for n = 23520555298 and 23520555307.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (23520555347) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 29073212 + ... + 29074020.
It is an arithmetic number, because the mean of its divisors is an integer number (341064108).
Almost surely, 223520555344 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 23520555344, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (27285128640).
23520555344 is an abundant number, since it is smaller than the sum of its proper divisors (31049701936).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
23520555344 is a wasteful number, since it uses less digits than its factorization.
23520555344 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1069 (or 1063 counting only the distinct ones).
The product of its (nonzero) digits is 360000, while the sum is 38.
The spelling of 23520555344 in words is "twenty-three billion, five hundred twenty million, five hundred fifty-five thousand, three hundred forty-four".
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