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223480484 = 2277372277
BaseRepresentation
bin11010101001000…
…00101010100100
3120120111222120222
431110200222210
5424202333414
634101543512
75352360413
oct1524405244
9516458528
10223480484
11105170217
1262a14b98
13373b8996
142197547a
151494668e
hexd520aa4

223480484 has 12 divisors (see below), whose sum is σ = 391602204. Its totient is φ = 111594144.

The previous prime is 223480483. The next prime is 223480501. The reversal of 223480484 is 484084322.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 107702884 + 115777600 = 10378^2 + 10760^2 .

It is not an unprimeable number, because it can be changed into a prime (223480483) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 33047 + ... + 39230.

It is an arithmetic number, because the mean of its divisors is an integer number (32633517).

Almost surely, 2223480484 is an apocalyptic number.

It is an amenable number.

223480484 is a deficient number, since it is larger than the sum of its proper divisors (168121720).

223480484 is a wasteful number, since it uses less digits than its factorization.

223480484 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73054 (or 73052 counting only the distinct ones).

The product of its (nonzero) digits is 49152, while the sum is 35.

The square root of 223480484 is about 14949.2636607961. The cubic root of 223480484 is about 606.8479200530.

The spelling of 223480484 in words is "two hundred twenty-three million, four hundred eighty thousand, four hundred eighty-four".

Divisors: 1 2 4 773 1546 3092 72277 144554 289108 55870121 111740242 223480484