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153285 = 3511929
BaseRepresentation
bin100101011011000101
321210021020
4211123011
514401120
63141353
71205616
oct453305
9253236
10153285
11a5190
1274859
1354a02
143dc0d
1530640
hex256c5

153285 has 16 divisors (see below), whose sum is σ = 267840. Its totient is φ = 74240.

The previous prime is 153281. The next prime is 153287. The reversal of 153285 is 582351.

153285 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 153285 - 22 = 153281 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (153281) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 300 + ... + 629.

It is an arithmetic number, because the mean of its divisors is an integer number (16740).

2153285 is an apocalyptic number.

153285 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

153285 is a deficient number, since it is larger than the sum of its proper divisors (114555).

153285 is a wasteful number, since it uses less digits than its factorization.

153285 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 948.

The product of its digits is 1200, while the sum is 24.

The square root of 153285 is about 391.5162831863. The cubic root of 153285 is about 53.5180013375.

The spelling of 153285 in words is "one hundred fifty-three thousand, two hundred eighty-five".

Divisors: 1 3 5 11 15 33 55 165 929 2787 4645 10219 13935 30657 51095 153285