Base | Representation |
---|---|
bin | 1001010110011011111… |
… | …1010011010000000000 |
3 | 120100122101121211220120 |
4 | 2111212333103100000 |
5 | 10112443231104104 |
6 | 201444152140240 |
7 | 14414564402535 |
oct | 2254677232000 |
9 | 510571554816 |
10 | 160641659904 |
11 | 62145035800 |
12 | 27172697680 |
13 | 121c119073b |
14 | 7abcc22d8c |
15 | 42a2e88cd9 |
hex | 2566fd3400 |
160641659904 has 132 divisors (see below), whose sum is σ = 470632680672. Its totient is φ = 48679178240.
The previous prime is 160641659897. The next prime is 160641659909. The reversal of 160641659904 is 409956146061.
It is a happy number.
It is a tau number, because it is divible by the number of its divisors (132).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (160641659909) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 155629 + ... + 587795.
It is an arithmetic number, because the mean of its divisors is an integer number (3565399096).
Almost surely, 2160641659904 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 160641659904, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (235316340336).
160641659904 is an abundant number, since it is smaller than the sum of its proper divisors (309991020768).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
160641659904 is a wasteful number, since it uses less digits than its factorization.
160641659904 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 432212 (or 432183 counting only the distinct ones).
The product of its (nonzero) digits is 1399680, while the sum is 51.
The spelling of 160641659904 in words is "one hundred sixty billion, six hundred forty-one million, six hundred fifty-nine thousand, nine hundred four".
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