Search a number
-
+
385086 = 23134937
BaseRepresentation
bin1011110000000111110
3201120020110
41132000332
544310321
612130450
73162462
oct1360076
9646213
10385086
11243359
12166a26
13106380
14a04a2
1579176
hex5e03e

385086 has 16 divisors (see below), whose sum is σ = 829584. Its totient is φ = 118464.

The previous prime is 385081. The next prime is 385087. The reversal of 385086 is 680583.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (385081) by changing a digit.

385086 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2391 + ... + 2546.

It is an arithmetic number, because the mean of its divisors is an integer number (51849).

2385086 is an apocalyptic number.

385086 is an abundant number, since it is smaller than the sum of its proper divisors (444498).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

385086 is a wasteful number, since it uses less digits than its factorization.

385086 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4955.

The product of its (nonzero) digits is 5760, while the sum is 30.

The square root of 385086 is about 620.5529792048. The cubic root of 385086 is about 72.7532798087.

The spelling of 385086 in words is "three hundred eighty-five thousand, eighty-six".

Divisors: 1 2 3 6 13 26 39 78 4937 9874 14811 29622 64181 128362 192543 385086