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89741 = 432087
BaseRepresentation
bin10101111010001101
311120002202
4111322031
510332431
61531245
7522431
oct257215
9146082
1089741
1161473
1243b25
1331b02
14249c1
151b8cb
hex15e8d

89741 has 4 divisors (see below), whose sum is σ = 91872. Its totient is φ = 87612.

The previous prime is 89689. The next prime is 89753. The reversal of 89741 is 14798.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-89741 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 89741.

It is not an unprimeable number, because it can be changed into a prime (89041) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1001 + ... + 1086.

It is an arithmetic number, because the mean of its divisors is an integer number (22968).

289741 is an apocalyptic number.

It is an amenable number.

89741 is a deficient number, since it is larger than the sum of its proper divisors (2131).

89741 is a wasteful number, since it uses less digits than its factorization.

89741 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2130.

The product of its digits is 2016, while the sum is 29.

The square root of 89741 is about 299.5680223255. The cubic root of 89741 is about 44.7710178726.

The spelling of 89741 in words is "eighty-nine thousand, seven hundred forty-one".

Divisors: 1 43 2087 89741