Base | Representation |
---|---|
bin | 1010000010001110… |
… | …01110100110111010 |
3 | 111220110022022122020 |
4 | 11001013032212322 |
5 | 42013132144203 |
6 | 2250330135310 |
7 | 250334661444 |
oct | 50107164672 |
9 | 14813268566 |
10 | 5387381178 |
11 | 2315044243 |
12 | 1064281536 |
13 | 67b1a261a |
14 | 3916dd494 |
15 | 217e76153 |
hex | 1411ce9ba |
5387381178 has 16 divisors (see below), whose sum is σ = 10821816480. Its totient is φ = 1787951376.
The previous prime is 5387381177. The next prime is 5387381183. The reversal of 5387381178 is 8711837835.
It is a self number, because there is not a number n which added to its sum of digits gives 5387381178.
It is not an unprimeable number, because it can be changed into a prime (5387381173) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1959100 + ... + 1961847.
It is an arithmetic number, because the mean of its divisors is an integer number (676363530).
Almost surely, 25387381178 is an apocalyptic number.
5387381178 is an abundant number, since it is smaller than the sum of its proper divisors (5434435302).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
5387381178 is a wasteful number, since it uses less digits than its factorization.
5387381178 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3921181.
The product of its digits is 1128960, while the sum is 51.
The square root of 5387381178 is about 73398.7818563769. The cubic root of 5387381178 is about 1753.0429970839.
The spelling of 5387381178 in words is "five billion, three hundred eighty-seven million, three hundred eighty-one thousand, one hundred seventy-eight".
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