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255150 = 236527
BaseRepresentation
bin111110010010101110
3110222000000
4332102232
531131100
65245130
72111610
oct762256
9428000
10255150
11164775
121037a6
138c19c
1468db0
1550900
hex3e4ae

255150 has 84 divisors (see below), whose sum is σ = 813192. Its totient is φ = 58320.

The previous prime is 255149. The next prime is 255173. The reversal of 255150 is 51552.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 255150.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 41 ways as a sum of consecutive naturals, for example, 36447 + ... + 36453.

2255150 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 255150, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (406596).

255150 is an abundant number, since it is smaller than the sum of its proper divisors (558042).

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

255150 is an equidigital number, since it uses as much as digits as its factorization.

255150 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37 (or 17 counting only the distinct ones).

The product of its (nonzero) digits is 250, while the sum is 18.

The square root of 255150 is about 505.1237472145. The cubic root of 255150 is about 63.4256885886.

It can be divided in two parts, 2551 and 50, that added together give a square (2601 = 512).

The spelling of 255150 in words is "two hundred fifty-five thousand, one hundred fifty".

Divisors: 1 2 3 5 6 7 9 10 14 15 18 21 25 27 30 35 42 45 50 54 63 70 75 81 90 105 126 135 150 162 175 189 210 225 243 270 315 350 378 405 450 486 525 567 630 675 729 810 945 1050 1134 1215 1350 1458 1575 1701 1890 2025 2430 2835 3150 3402 3645 4050 4725 5103 5670 6075 7290 8505 9450 10206 12150 14175 17010 18225 25515 28350 36450 42525 51030 85050 127575 255150