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80804008 = 2310100501
BaseRepresentation
bin1001101000011…
…11100010101000
312122001021021001
410310033202220
5131141212013
612003524344
72000552125
oct464174250
9178037231
1080804008
114168027a
12230896b4
131398232c
14aa3574c
157161ddd
hex4d0f8a8

80804008 has 8 divisors (see below), whose sum is σ = 151507530. Its totient is φ = 40402000.

The previous prime is 80803999. The next prime is 80804029. The reversal of 80804008 is 80040808.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 54199044 + 26604964 = 7362^2 + 5158^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5050243 + ... + 5050258.

Almost surely, 280804008 is an apocalyptic number.

It is an amenable number.

80804008 is a deficient number, since it is larger than the sum of its proper divisors (70703522).

80804008 is a wasteful number, since it uses less digits than its factorization.

80804008 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10100507 (or 10100503 counting only the distinct ones).

The product of its (nonzero) digits is 2048, while the sum is 28.

The square root of 80804008 is about 8989.1049610070. The cubic root of 80804008 is about 432.3256147069.

The spelling of 80804008 in words is "eighty million, eight hundred four thousand, eight".

Divisors: 1 2 4 8 10100501 20201002 40402004 80804008