Base | Representation |
---|---|
bin | 1110001011100001… |
… | …1011100101100000 |
3 | 100211021111101100200 |
4 | 3202320123211200 |
5 | 30243422200442 |
6 | 1425413145200 |
7 | 163220145000 |
oct | 34270334540 |
9 | 10737441320 |
10 | 3806443872 |
11 | 1683702690 |
12 | 8a292b200 |
13 | 4887b246a |
14 | 28176c000 |
15 | 17429034c |
hex | e2e1b960 |
3806443872 has 576 divisors, whose sum is σ = 14341017600. Its totient is φ = 948326400.
The previous prime is 3806443829. The next prime is 3806443897. The reversal of 3806443872 is 2783446083.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 33685288 + ... + 33685400.
It is an arithmetic number, because the mean of its divisors is an integer number (24897600).
Almost surely, 23806443872 is an apocalyptic number.
3806443872 is a gapful number since it is divisible by the number (32) 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 3806443872, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7170508800).
3806443872 is an abundant number, since it is smaller than the sum of its proper divisors (10534573728).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
3806443872 is a wasteful number, since it uses less digits than its factorization.
3806443872 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 192 (or 167 counting only the distinct ones).
The product of its (nonzero) digits is 774144, while the sum is 45.
The square root of 3806443872 is about 61696.3845942370. The cubic root of 3806443872 is about 1561.3723229934.
The spelling of 3806443872 in words is "three billion, eight hundred six million, four hundred forty-three thousand, eight hundred seventy-two".
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