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386089 = 1135099
BaseRepresentation
bin1011110010000101001
3201121121121
41132100221
544323324
612135241
73165424
oct1362051
9647547
10386089
11244090
12167521
13106972
14a09bb
15795e4
hex5e429

386089 has 4 divisors (see below), whose sum is σ = 421200. Its totient is φ = 350980.

The previous prime is 386083. The next prime is 386093. The reversal of 386089 is 980683.

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, and also an emirpimes, since its reverse is a distinct semiprime: 980683 = 1189153.

It is a cyclic number.

It is not a de Polignac number, because 386089 - 215 = 353321 is a prime.

It is a Duffinian number.

386089 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (386083) 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, 17539 + ... + 17560.

It is an arithmetic number, because the mean of its divisors is an integer number (105300).

2386089 is an apocalyptic number.

It is an amenable number.

386089 is a deficient number, since it is larger than the sum of its proper divisors (35111).

386089 is a wasteful number, since it uses less digits than its factorization.

386089 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35110.

The product of its (nonzero) digits is 10368, while the sum is 34.

The square root of 386089 is about 621.3606038365. The cubic root of 386089 is about 72.8163897607.

The spelling of 386089 in words is "three hundred eighty-six thousand, eighty-nine".

Divisors: 1 11 35099 386089