Base | Representation |
---|---|
bin | 1011111111111001… |
… | …11010001010010100 |
3 | 121121221002020200100 |
4 | 11333330322022110 |
5 | 101143024444341 |
6 | 2543110414100 |
7 | 315426020166 |
oct | 57774721224 |
9 | 17557066610 |
10 | 6441640596 |
11 | 2806157a16 |
12 | 12b9361330 |
13 | 7b8729871 |
14 | 451732936 |
15 | 27a7c43b6 |
hex | 17ff3a294 |
6441640596 has 72 divisors (see below), whose sum is σ = 16533316800. Its totient is φ = 2114308224.
The previous prime is 6441640577. The next prime is 6441640607. The reversal of 6441640596 is 6950461446.
It is a happy number.
6441640596 is a `hidden beast` number, since 6 + 4 + 4 + 16 + 40 + 596 = 666.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1950955 + ... + 1954253.
It is an arithmetic number, because the mean of its divisors is an integer number (229629400).
Almost surely, 26441640596 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 6441640596, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8266658400).
6441640596 is an abundant number, since it is smaller than the sum of its proper divisors (10091676204).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
6441640596 is a wasteful number, since it uses less digits than its factorization.
6441640596 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4125 (or 4120 counting only the distinct ones).
The product of its (nonzero) digits is 622080, while the sum is 45.
The square root of 6441640596 is about 80259.8317715655. The cubic root of 6441640596 is about 1860.6534679296.
The spelling of 6441640596 in words is "six billion, four hundred forty-one million, six hundred forty thousand, five hundred ninety-six".
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