Search a number
-
+
2247200 = 2552532
BaseRepresentation
bin1000100100101000100000
311020011120122
420210220200
51033402300
6120055412
725046414
oct10445040
94204518
102247200
1112a539a
12904568
13608b07
14426d44
152e5c85
hex224a20

2247200 has 54 divisors (see below), whose sum is σ = 5591439. Its totient is φ = 881920.

The previous prime is 2247173. The next prime is 2247209. The reversal of 2247200 is 27422.

It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.

It can be written as a sum of positive squares in 5 ways, for example, as 1317904 + 929296 = 1148^2 + 964^2 .

It is an ABA number since it can be written as A⋅BA, here for A=2, B=1060.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2247209) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 42374 + ... + 42426.

22247200 is an apocalyptic number.

2247200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2247200

2247200 is an abundant number, since it is smaller than the sum of its proper divisors (3344239).

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

2247200 is an equidigital number, since it uses as much as digits as its factorization.

2247200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 126 (or 60 counting only the distinct ones).

The product of its (nonzero) digits is 224, while the sum is 17.

The square root of 2247200 is about 1499.0663761155. The cubic root of 2247200 is about 130.9826910293.

The spelling of 2247200 in words is "two million, two hundred forty-seven thousand, two hundred".

Divisors: 1 2 4 5 8 10 16 20 25 32 40 50 53 80 100 106 160 200 212 265 400 424 530 800 848 1060 1325 1696 2120 2650 2809 4240 5300 5618 8480 10600 11236 14045 21200 22472 28090 42400 44944 56180 70225 89888 112360 140450 224720 280900 449440 561800 1123600 2247200