Base | Representation |
---|---|
bin | 100101011010100001… |
… | …1111110000010010000 |
3 | 21200101112022000000210 |
4 | 1022311003332002100 |
5 | 2304022331043302 |
6 | 100524433444120 |
7 | 5543035214310 |
oct | 1126503760220 |
9 | 250345260023 |
10 | 80347127952 |
11 | 3109094a493 |
12 | 136a4110640 |
13 | 7766023980 |
14 | 3c62cd9440 |
15 | 2153bdb66c |
hex | 12b50fe090 |
80347127952 has 640 divisors, whose sum is σ = 278982144000. Its totient is φ = 19339223040.
The previous prime is 80347127911. The next prime is 80347127981. The reversal of 80347127952 is 25972174308.
It is a happy number.
It is a Harshad number since it is a multiple of its sum of digits (48).
It is an unprimeable number.
It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 298688074 + ... + 298688342.
It is an arithmetic number, because the mean of its divisors is an integer number (435909600).
Almost surely, 280347127952 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 80347127952, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (139491072000).
80347127952 is an abundant number, since it is smaller than the sum of its proper divisors (198635016048).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
80347127952 is a wasteful number, since it uses less digits than its factorization.
80347127952 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 439 (or 433 counting only the distinct ones).
The product of its (nonzero) digits is 846720, while the sum is 48.
The spelling of 80347127952 in words is "eighty billion, three hundred forty-seven million, one hundred twenty-seven thousand, nine hundred fifty-two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.067 sec. • engine limits •