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89486005 = 572365249
BaseRepresentation
bin1010101010101…
…11001010110101
320020101100201111
411111113022311
5140402023010
612513555021
72134422100
oct525271265
9206340644
1089486005
1146570184
1225b75a71
1315701ccb
14bc55737
157cc958a
hex55572b5

89486005 has 12 divisors (see below), whose sum is σ = 124915500. Its totient is φ = 61361664.

The previous prime is 89486003. The next prime is 89486027. The reversal of 89486005 is 50068498.

It can be written as a sum of positive squares in 2 ways, for example, as 22524516 + 66961489 = 4746^2 + 8183^2 .

It is not a de Polignac number, because 89486005 - 21 = 89486003 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (89486003) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 182380 + ... + 182869.

It is an arithmetic number, because the mean of its divisors is an integer number (10409625).

Almost surely, 289486005 is an apocalyptic number.

It is an amenable number.

89486005 is a deficient number, since it is larger than the sum of its proper divisors (35429495).

89486005 is a wasteful number, since it uses less digits than its factorization.

89486005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 365268 (or 365261 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 40.

The square root of 89486005 is about 9459.7042765617. The cubic root of 89486005 is about 447.2857270318.

The spelling of 89486005 in words is "eighty-nine million, four hundred eighty-six thousand, five".

Divisors: 1 5 7 35 49 245 365249 1826245 2556743 12783715 17897201 89486005