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980089 = 11139641
BaseRepresentation
bin11101111010001111001
31211210102121
43233101321
5222330324
633001241
711221255
oct3572171
91753377
10980089
1160a3a0
123b3221
13284146
141b7265
151455e4
hexef479

980089 has 8 divisors (see below), whose sum is σ = 1078560. Its totient is φ = 883200.

The previous prime is 980081. The next prime is 980107.

980089 is nontrivially palindromic in base 10.

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

It is a cyclic number.

It is not a de Polignac number, because 980089 - 23 = 980081 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (980081) 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, 1209 + ... + 1849.

It is an arithmetic number, because the mean of its divisors is an integer number (134820).

2980089 is an apocalyptic number.

It is an amenable number.

980089 is a deficient number, since it is larger than the sum of its proper divisors (98471).

980089 is a wasteful number, since it uses less digits than its factorization.

980089 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 791.

The product of its (nonzero) digits is 5184, while the sum is 34.

The square root of 980089 is about 989.9944444289. The cubic root of 980089 is about 99.3318456403.

It can be divided in two parts, 9800 and 89, that added together give a palindrome (9889).

The spelling of 980089 in words is "nine hundred eighty thousand, eighty-nine".

Divisors: 1 11 139 641 1529 7051 89099 980089