Base | Representation |
---|---|
bin | 110110110011100… |
… | …1001000010010000 |
3 | 11202011100201102111 |
4 | 1231213021002100 |
5 | 12231234232133 |
6 | 502251355104 |
7 | 63400022320 |
oct | 15547110220 |
9 | 4664321374 |
10 | 1838977168 |
11 | 864066846 |
12 | 433a52a94 |
13 | 233cb9192 |
14 | 136341280 |
15 | ab6a71cd |
hex | 6d9c9090 |
1838977168 has 80 divisors (see below), whose sum is σ = 4340992000. Its totient is φ = 737133696.
The previous prime is 1838977163. The next prime is 1838977169. The reversal of 1838977168 is 8617798381.
It is not an unprimeable number, because it can be changed into a prime (1838977163) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 162643 + ... + 173581.
It is an arithmetic number, because the mean of its divisors is an integer number (54262400).
Almost surely, 21838977168 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 1838977168, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2170496000).
1838977168 is an abundant number, since it is smaller than the sum of its proper divisors (2502014832).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1838977168 is a wasteful number, since it uses less digits than its factorization.
1838977168 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 11052 (or 11046 counting only the distinct ones).
The product of its digits is 4064256, while the sum is 58.
The square root of 1838977168 is about 42883.2970747353. The cubic root of 1838977168 is about 1225.1580344220.
The spelling of 1838977168 in words is "one billion, eight hundred thirty-eight million, nine hundred seventy-seven thousand, one hundred sixty-eight".
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