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89086 = 244543
BaseRepresentation
bin10101101111111110
311112012111
4111233332
510322321
61524234
7520504
oct255776
9145174
1089086
1160a28
124367a
133171a
1424674
151b5e1
hex15bfe

89086 has 4 divisors (see below), whose sum is σ = 133632. Its totient is φ = 44542.

The previous prime is 89083. The next prime is 89087. The reversal of 89086 is 68098.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (89083) 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 as a sum of consecutive naturals, namely, 22270 + ... + 22273.

It is an arithmetic number, because the mean of its divisors is an integer number (33408).

289086 is an apocalyptic number.

89086 is a deficient number, since it is larger than the sum of its proper divisors (44546).

89086 is a wasteful number, since it uses less digits than its factorization.

89086 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44545.

The product of its (nonzero) digits is 3456, while the sum is 31.

The square root of 89086 is about 298.4727793284. The cubic root of 89086 is about 44.6618271532.

The spelling of 89086 in words is "eighty-nine thousand, eighty-six".

Divisors: 1 2 44543 89086