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80347483 = 499161017
BaseRepresentation
bin1001100101000…
…00000101011011
312121012002000201
410302200011123
5131032104413
611550043031
71663641136
oct462400533
9177162021
1080347483
1141399287
1222aa9477
13138525b8
14a95721d
1570c19dd
hex4ca015b

80347483 has 4 divisors (see below), whose sum is σ = 80509000. Its totient is φ = 80185968.

The previous prime is 80347481. The next prime is 80347493. The reversal of 80347483 is 38474308.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 80347483 - 21 = 80347481 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (80347481) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 80010 + ... + 81007.

It is an arithmetic number, because the mean of its divisors is an integer number (20127250).

Almost surely, 280347483 is an apocalyptic number.

80347483 is a deficient number, since it is larger than the sum of its proper divisors (161517).

80347483 is a wasteful number, since it uses less digits than its factorization.

80347483 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 161516.

The product of its (nonzero) digits is 64512, while the sum is 37.

The square root of 80347483 is about 8963.6757527256. The cubic root of 80347483 is about 431.5098947875.

The spelling of 80347483 in words is "eighty million, three hundred forty-seven thousand, four hundred eighty-three".

Divisors: 1 499 161017 80347483