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80463395 = 531815059
BaseRepresentation
bin1001100101111…
…00011000100011
312121101222000202
410302330120203
5131044312040
611552335415
71664633105
oct462743043
9177358022
1080463395
1141468381
1222b4456b
131389329c
14a987575
1570e6015
hex4cbc623

80463395 has 8 divisors (see below), whose sum is σ = 96605520. Its totient is φ = 64337760.

The previous prime is 80463391. The next prime is 80463403. The reversal of 80463395 is 59336408.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 80463395 - 22 = 80463391 is a prime.

It is not an unprimeable number, because it can be changed into a prime (80463391) 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 7 ways as a sum of consecutive naturals, for example, 13376 + ... + 18434.

It is an arithmetic number, because the mean of its divisors is an integer number (12075690).

Almost surely, 280463395 is an apocalyptic number.

80463395 is a deficient number, since it is larger than the sum of its proper divisors (16142125).

80463395 is a wasteful number, since it uses less digits than its factorization.

80463395 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8245.

The product of its (nonzero) digits is 77760, while the sum is 38.

The square root of 80463395 is about 8970.1390736153. The cubic root of 80463395 is about 431.7172986794.

The spelling of 80463395 in words is "eighty million, four hundred sixty-three thousand, three hundred ninety-five".

Divisors: 1 5 3181 5059 15905 25295 16092679 80463395