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89995 = 541439
BaseRepresentation
bin10101111110001011
311120110011
4111332023
510334440
61532351
7523243
oct257613
9146404
1089995
1161684
12440b7
1331c69
1424b23
151b9ea
hex15f8b

89995 has 8 divisors (see below), whose sum is σ = 110880. Its totient is φ = 70080.

The previous prime is 89989. The next prime is 90001. The reversal of 89995 is 59998.

89995 is nontrivially palindromic in base 6.

It is an interprime number because it is at equal distance from previous prime (89989) and next prime (90001).

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

It is not a de Polignac number, because 89995 - 25 = 89963 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15 + ... + 424.

It is an arithmetic number, because the mean of its divisors is an integer number (13860).

289995 is an apocalyptic number.

89995 is a deficient number, since it is larger than the sum of its proper divisors (20885).

89995 is a wasteful number, since it uses less digits than its factorization.

89995 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 485.

The product of its digits is 29160, while the sum is 40.

The square root of 89995 is about 299.9916665509. The cubic root of 89995 is about 44.8132175604.

The spelling of 89995 in words is "eighty-nine thousand, nine hundred ninety-five".

Divisors: 1 5 41 205 439 2195 17999 89995