Base | Representation |
---|---|
bin | 1001100110011… |
… | …11111000101000 |
3 | 12121120000121011 |
4 | 10303033320220 |
5 | 131104341042 |
6 | 11554153304 |
7 | 1665415015 |
oct | 463177050 |
9 | 177500534 |
10 | 80543272 |
11 | 41512397 |
12 | 22b82834 |
13 | 138c0754 |
14 | a9a870c |
15 | 710ea17 |
hex | 4ccfe28 |
80543272 has 16 divisors (see below), whose sum is σ = 152107200. Its totient is φ = 39981360.
The previous prime is 80543251. The next prime is 80543279. The reversal of 80543272 is 27234508.
It is not an unprimeable number, because it can be changed into a prime (80543279) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 35104 + ... + 37327.
It is an arithmetic number, because the mean of its divisors is an integer number (9506700).
Almost surely, 280543272 is an apocalyptic number.
It is an amenable number.
80543272 is a deficient number, since it is larger than the sum of its proper divisors (71563928).
80543272 is a wasteful number, since it uses less digits than its factorization.
80543272 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 72576 (or 72572 counting only the distinct ones).
The product of its (nonzero) digits is 13440, while the sum is 31.
The square root of 80543272 is about 8974.5903527682. The cubic root of 80543272 is about 431.8601084542.
The spelling of 80543272 in words is "eighty million, five hundred forty-three thousand, two hundred seventy-two".
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