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224250 = 23531323
BaseRepresentation
bin110110101111111010
3102101121120
4312233322
524134000
64450110
71622535
oct665772
9371546
10224250
11143534
12a9936
137b0c0
145ba1c
15466a0
hex36bfa

224250 has 64 divisors (see below), whose sum is σ = 628992. Its totient is φ = 52800.

The previous prime is 224239. The next prime is 224251. The reversal of 224250 is 52422.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (224251) by changing a digit.

224250 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 9739 + ... + 9761.

It is an arithmetic number, because the mean of its divisors is an integer number (9828).

2224250 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 224250, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (314496).

224250 is an abundant number, since it is smaller than the sum of its proper divisors (404742).

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

224250 is a wasteful number, since it uses less digits than its factorization.

224250 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56 (or 46 counting only the distinct ones).

The product of its (nonzero) digits is 160, while the sum is 15.

The square root of 224250 is about 473.5504197021. The cubic root of 224250 is about 60.7543647053.

Adding to 224250 its reverse (52422), we get a palindrome (276672).

It can be divided in two parts, 224 and 250, that added together give a palindrome (474).

The spelling of 224250 in words is "two hundred twenty-four thousand, two hundred fifty".

Divisors: 1 2 3 5 6 10 13 15 23 25 26 30 39 46 50 65 69 75 78 115 125 130 138 150 195 230 250 299 325 345 375 390 575 598 650 690 750 897 975 1150 1495 1625 1725 1794 1950 2875 2990 3250 3450 4485 4875 5750 7475 8625 8970 9750 14950 17250 22425 37375 44850 74750 112125 224250