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194085 = 32519227
BaseRepresentation
bin101111011000100101
3100212020100
4233120211
522202320
64054313
71435563
oct573045
9325210
10194085
11122901
1294399
136a458
1450a33
153c790
hex2f625

194085 has 24 divisors (see below), whose sum is σ = 355680. Its totient is φ = 97632.

The previous prime is 194083. The next prime is 194087. The reversal of 194085 is 580491.

194085 = T192 + T193 + ... + T201.

It is an interprime number because it is at equal distance from previous prime (194083) and next prime (194087).

It is not a de Polignac number, because 194085 - 21 = 194083 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (194083) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 742 + ... + 968.

It is an arithmetic number, because the mean of its divisors is an integer number (14820).

2194085 is an apocalyptic number.

194085 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

194085 is a deficient number, since it is larger than the sum of its proper divisors (161595).

194085 is a wasteful number, since it uses less digits than its factorization.

194085 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 257 (or 254 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 27.

The square root of 194085 is about 440.5507916234. The cubic root of 194085 is about 57.8980571533.

It can be divided in two parts, 1940 and 85, that added together give a square (2025 = 452).

The spelling of 194085 in words is "one hundred ninety-four thousand, eighty-five".

Divisors: 1 3 5 9 15 19 45 57 95 171 227 285 681 855 1135 2043 3405 4313 10215 12939 21565 38817 64695 194085