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7385 = 57211
BaseRepresentation
bin1110011011001
3101010112
41303121
5214020
654105
730350
oct16331
911115
107385
115604
124335
133491
142997
1522c5
hex1cd9

7385 has 8 divisors (see below), whose sum is σ = 10176. Its totient is φ = 5040.

The previous prime is 7369. The next prime is 7393. The reversal of 7385 is 5837.

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

It is not a de Polignac number, because 7385 - 24 = 7369 is a prime.

7385 is a repfigit number.

It is a Duffinian number.

It is a Curzon number.

It is a plaindrome in base 9.

It is a self number, because there is not a number n which added to its sum of digits gives 7385.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 71 + ... + 140.

It is an arithmetic number, because the mean of its divisors is an integer number (1272).

27385 is an apocalyptic number.

It is an amenable number.

7385 is a deficient number, since it is larger than the sum of its proper divisors (2791).

7385 is a wasteful number, since it uses less digits than its factorization.

7385 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 223.

The product of its digits is 840, while the sum is 23.

The square root of 7385 is about 85.9360227146. The cubic root of 7385 is about 19.4737758380.

The spelling of 7385 in words is "seven thousand, three hundred eighty-five".

Divisors: 1 5 7 35 211 1055 1477 7385