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80320084 = 22131918087
BaseRepresentation
bin1001100100110…
…01011001010100
312121010200102221
410302121121110
5131030220314
611545312124
71663465225
oct462313124
9177120387
1080320084
114137a739
1222a95644
1313842ca0
14a94b24c
1570b8824
hex4c99654

80320084 has 24 divisors (see below), whose sum is σ = 152183808. Its totient is φ = 36872160.

The previous prime is 80320067. The next prime is 80320127. The reversal of 80320084 is 48002308.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5889 + ... + 13975.

It is an arithmetic number, because the mean of its divisors is an integer number (6340992).

Almost surely, 280320084 is an apocalyptic number.

It is an amenable number.

80320084 is a deficient number, since it is larger than the sum of its proper divisors (71863724).

80320084 is a wasteful number, since it uses less digits than its factorization.

80320084 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8295 (or 8293 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 25.

The square root of 80320084 is about 8962.1472873414. The cubic root of 80320084 is about 431.4608400098.

The spelling of 80320084 in words is "eighty million, three hundred twenty thousand, eighty-four".

Divisors: 1 2 4 13 26 52 191 382 764 2483 4966 8087 9932 16174 32348 105131 210262 420524 1544617 3089234 6178468 20080021 40160042 80320084