Base | Representation |
---|---|
bin | 1010101001011111111… |
… | …0011000010001110100 |
3 | 122111012021202110210120 |
4 | 2222113332120101310 |
5 | 10444124203312140 |
6 | 220012443251540 |
7 | 16134245135265 |
oct | 2522776302164 |
9 | 574167673716 |
10 | 182938338420 |
11 | 70646a17342 |
12 | 2b555819bb0 |
13 | 14335619736 |
14 | 8bd615096c |
15 | 4b5a66c1d0 |
hex | 2a97f98474 |
182938338420 has 96 divisors (see below), whose sum is σ = 518236118400. Its totient is φ = 48213563904.
The previous prime is 182938338403. The next prime is 182938338421. The reversal of 182938338420 is 24833839281.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (182938338421) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2561151 + ... + 2631609.
It is an arithmetic number, because the mean of its divisors is an integer number (5398292900).
Almost surely, 2182938338420 is an apocalyptic number.
182938338420 is a gapful number since it is divisible by the number (10) 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 182938338420, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (259118059200).
182938338420 is an abundant number, since it is smaller than the sum of its proper divisors (335297779980).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
182938338420 is a wasteful number, since it uses less digits than its factorization.
182938338420 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 70977 (or 70975 counting only the distinct ones).
The product of its (nonzero) digits is 1990656, while the sum is 51.
The spelling of 182938338420 in words is "one hundred eighty-two billion, nine hundred thirty-eight million, three hundred thirty-eight thousand, four hundred twenty".
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