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80463433 = 591363787
BaseRepresentation
bin1001100101111…
…00011001001001
312121101222002011
410302330121021
5131044312213
611552335521
71664633161
oct462743111
9177358064
1080463433
1141468406
1222b445a1
13138932cb
14a9875a1
1570e603d
hex4cbc649

80463433 has 4 divisors (see below), whose sum is σ = 81827280. Its totient is φ = 79099588.

The previous prime is 80463421. The next prime is 80463463. The reversal of 80463433 is 33436408.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 80463433 - 213 = 80455241 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 80463395 and 80463404.

It is not an unprimeable number, because it can be changed into a prime (80463403) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 681835 + ... + 681952.

It is an arithmetic number, because the mean of its divisors is an integer number (20456820).

Almost surely, 280463433 is an apocalyptic number.

It is an amenable number.

80463433 is a deficient number, since it is larger than the sum of its proper divisors (1363847).

80463433 is a wasteful number, since it uses less digits than its factorization.

80463433 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1363846.

The product of its (nonzero) digits is 20736, while the sum is 31.

The square root of 80463433 is about 8970.1411917539. The cubic root of 80463433 is about 431.7173666410.

The spelling of 80463433 in words is "eighty million, four hundred sixty-three thousand, four hundred thirty-three".

Divisors: 1 59 1363787 80463433