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80008044 = 2236667337
BaseRepresentation
bin1001100010011…
…01001101101100
312120112211101220
410301031031230
5130440224134
611534503340
71661025414
oct461151554
9176484356
1080008044
1141187256
1222964b50
1313763c4c
14a8a9644
157056149
hex4c4d36c

80008044 has 12 divisors (see below), whose sum is σ = 186685464. Its totient is φ = 26669344.

The previous prime is 80008009. The next prime is 80008051. The reversal of 80008044 is 44080008.

It is a tau number, because it is divible by the number of its divisors (12).

It is an unprimeable number.

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, 3333657 + ... + 3333680.

It is an arithmetic number, because the mean of its divisors is an integer number (15557122).

Almost surely, 280008044 is an apocalyptic number.

It is an amenable number.

80008044 is an abundant number, since it is smaller than the sum of its proper divisors (106677420).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

80008044 is a wasteful number, since it uses less digits than its factorization.

80008044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6667344 (or 6667342 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 24.

The square root of 80008044 is about 8944.7215719663. The cubic root of 80008044 is about 430.9013794162.

Subtracting from 80008044 its reverse (44080008), we obtain a square (35928036 = 59942).

The spelling of 80008044 in words is "eighty million, eight thousand, forty-four".

Divisors: 1 2 3 4 6 12 6667337 13334674 20002011 26669348 40004022 80008044