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980808 = 23340867
BaseRepresentation
bin11101111011101001000
31211211102020
43233131020
5222341213
633004440
711223333
oct3573510
91754366
10980808
1160a994
123b3720
1328457a
141b761a
15145923
hexef748

980808 has 16 divisors (see below), whose sum is σ = 2452080. Its totient is φ = 326928.

The previous prime is 980803. The next prime is 980827. The reversal of 980808 is 808089.

It is a plaindrome in base 7.

It is a zygodrome in base 7.

It is not an unprimeable number, because it can be changed into a prime (980801) by changing a digit.

980808 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20410 + ... + 20457.

It is an arithmetic number, because the mean of its divisors is an integer number (153255).

2980808 is an apocalyptic number.

It is an amenable number.

980808 is an abundant number, since it is smaller than the sum of its proper divisors (1471272).

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

980808 is a wasteful number, since it uses less digits than its factorization.

980808 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40876 (or 40872 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 33.

The square root of 980808 is about 990.3575112049. The cubic root of 980808 is about 99.3561298769.

The spelling of 980808 in words is "nine hundred eighty thousand, eight hundred eight".

Divisors: 1 2 3 4 6 8 12 24 40867 81734 122601 163468 245202 326936 490404 980808