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989159082 = 23164859847
BaseRepresentation
bin111010111101010…
…101111010101010
32112221021111011120
4322331111322222
54011211042312
6242053040110
733340466502
oct7275257252
92487244146
10989159082
1146839994a
12237326036
13129c12942
1495528a02
155bc8e28c
hex3af55eaa

989159082 has 8 divisors (see below), whose sum is σ = 1978318176. Its totient is φ = 329719692.

The previous prime is 989159081. The next prime is 989159113. The reversal of 989159082 is 280951989.

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

989159082 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (989159081) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 82429918 + ... + 82429929.

It is an arithmetic number, because the mean of its divisors is an integer number (247289772).

Almost surely, 2989159082 is an apocalyptic number.

989159082 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

989159082 is a wasteful number, since it uses less digits than its factorization.

989159082 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 164859852.

The product of its (nonzero) digits is 466560, while the sum is 51.

The square root of 989159082 is about 31450.8995419845. The cubic root of 989159082 is about 996.3732230573.

The spelling of 989159082 in words is "nine hundred eighty-nine million, one hundred fifty-nine thousand, eighty-two".

Divisors: 1 2 3 6 164859847 329719694 494579541 989159082