Base | Representation |
---|---|
bin | 100101100000011010… |
… | …0011000001110000000 |
3 | 21200220021102210210210 |
4 | 1023000310120032000 |
5 | 2304423324224423 |
6 | 101000201154120 |
7 | 5550651553554 |
oct | 1130064301600 |
9 | 250807383723 |
10 | 80544367488 |
11 | 31182217472 |
12 | 1373a18b940 |
13 | 7797b52660 |
14 | 3c8119d864 |
15 | 216619cb93 |
hex | 12c0d18380 |
80544367488 has 256 divisors, whose sum is σ = 238514955840. Its totient is φ = 23923261440.
The previous prime is 80544367451. The next prime is 80544367511. The reversal of 80544367488 is 88476344508.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 19851156 + ... + 19855212.
Almost surely, 280544367488 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 80544367488, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (119257477920).
80544367488 is an abundant number, since it is smaller than the sum of its proper divisors (157970588352).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
80544367488 is a wasteful number, since it uses less digits than its factorization.
80544367488 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4225 (or 4213 counting only the distinct ones).
The product of its (nonzero) digits is 20643840, while the sum is 57.
The spelling of 80544367488 in words is "eighty billion, five hundred forty-four million, three hundred sixty-seven thousand, four hundred eighty-eight".
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