Search a number
-
+
224080 = 2452801
BaseRepresentation
bin110110101101010000
3102101101021
4312231100
524132310
64445224
71622203
oct665520
9371337
10224080
1114339a
12a9814
137acbc
145b93a
15465da
hex36b50

224080 has 20 divisors (see below), whose sum is σ = 521172. Its totient is φ = 89600.

The previous prime is 224071. The next prime is 224101. The reversal of 224080 is 80422.

224080 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 97344 + 126736 = 312^2 + 356^2 .

It is a tau number, because it is divible by the number of its divisors (20).

It is a Harshad number since it is a multiple of its sum of digits (16).

It is a nialpdrome in base 8.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1321 + ... + 1480.

2224080 is an apocalyptic number.

224080 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

224080 is an abundant number, since it is smaller than the sum of its proper divisors (297092).

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

224080 is a wasteful number, since it uses less digits than its factorization.

224080 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2814 (or 2808 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 16.

The square root of 224080 is about 473.3708905288. The cubic root of 224080 is about 60.7390085507.

The spelling of 224080 in words is "two hundred twenty-four thousand, eighty".

Divisors: 1 2 4 5 8 10 16 20 40 80 2801 5602 11204 14005 22408 28010 44816 56020 112040 224080