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223460452 = 22972692141
BaseRepresentation
bin11010101000110…
…11110001100100
3120120110222010001
431110123301210
5424201213302
634101311044
75352245125
oct1524336144
9516428101
10223460452
11105157166
1262a05484
13373ac827
142196c04c
1514940787
hexd51bc64

223460452 has 24 divisors (see below), whose sum is σ = 396741240. Its totient is φ = 110115840.

The previous prime is 223460443. The next prime is 223460453. The reversal of 223460452 is 254064322.

223460452 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 4 ways, for example, as 32080896 + 191379556 = 5664^2 + 13834^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 223460452.

It is not an unprimeable number, because it can be changed into a prime (223460453) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 103302 + ... + 105442.

It is an arithmetic number, because the mean of its divisors is an integer number (16530885).

Almost surely, 2223460452 is an apocalyptic number.

It is an amenable number.

223460452 is a deficient number, since it is larger than the sum of its proper divisors (173280788).

223460452 is a wasteful number, since it uses less digits than its factorization.

223460452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2511 (or 2509 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 28.

The square root of 223460452 is about 14948.5936462264. The cubic root of 223460452 is about 606.8297876110.

The spelling of 223460452 in words is "two hundred twenty-three million, four hundred sixty thousand, four hundred fifty-two".

Divisors: 1 2 4 97 194 269 388 538 1076 2141 4282 8564 26093 52186 104372 207677 415354 575929 830708 1151858 2303716 55865113 111730226 223460452