Base | Representation |
---|---|
bin | 1100101011010101011000… |
… | …11110011001010001000000 |
3 | 10122201001000012001211210212 |
4 | 12111222230132121101000 |
5 | 12123220032214300000 |
6 | 135142342345013252 |
7 | 5605030532116463 |
oct | 625525436312100 |
9 | 118631005054725 |
10 | 27877231400000 |
11 | 8978738404a84 |
12 | 3162964484228 |
13 | 1272a72238888 |
14 | 6c539d9c52da |
15 | 33523dc5ec35 |
hex | 195aac799440 |
27877231400000 has 168 divisors, whose sum is σ = 69366659124672. Its totient is φ = 11115012800000.
The previous prime is 27877231399993. The next prime is 27877231400027. The reversal of 27877231400000 is 413277872.
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, 61975907 + ... + 62424093.
It is an arithmetic number, because the mean of its divisors is an integer number (412896780504).
Almost surely, 227877231400000 is an apocalyptic number.
27877231400000 is a gapful number since it is divisible by the number (20) 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 27877231400000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (34683329562336).
27877231400000 is an abundant number, since it is smaller than the sum of its proper divisors (41489427724672).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
27877231400000 is an frugal number, since it uses more digits than its factorization.
27877231400000 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 448535 (or 448505 counting only the distinct ones).
The product of its (nonzero) digits is 131712, while the sum is 41.
Adding to 27877231400000 its reverse (413277872), we get a palindrome (27877644677872).
The spelling of 27877231400000 in words is "twenty-seven trillion, eight hundred seventy-seven billion, two hundred thirty-one million, four hundred thousand".
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