Base | Representation |
---|---|
bin | 11001011011010111… |
… | …010011111100000000 |
3 | 2121110202201220000001 |
4 | 121123113103330000 |
5 | 421403434011113 |
6 | 20313114205344 |
7 | 1654404423430 |
oct | 313327237400 |
9 | 77422656001 |
10 | 27302641408 |
11 | 106406a1659 |
12 | 535b723854 |
13 | 27615c4a23 |
14 | 14701022c0 |
15 | a9be167dd |
hex | 65b5d3f00 |
27302641408 has 144 divisors (see below), whose sum is σ = 65667538944. Its totient is φ = 11081687040.
The previous prime is 27302641369. The next prime is 27302641409. The reversal of 27302641408 is 80414620372.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (27302641409) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2605716 + ... + 2616172.
It is an arithmetic number, because the mean of its divisors is an integer number (456024576).
Almost surely, 227302641408 is an apocalyptic number.
27302641408 is a gapful number since it is divisible by the number (28) 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 27302641408, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (32833769472).
27302641408 is an abundant number, since it is smaller than the sum of its proper divisors (38364897536).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
27302641408 is a wasteful number, since it uses less digits than its factorization.
27302641408 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10558 (or 10544 counting only the distinct ones).
The product of its (nonzero) digits is 64512, while the sum is 37.
The spelling of 27302641408 in words is "twenty-seven billion, three hundred two million, six hundred forty-one thousand, four hundred eight".
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