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204444220424 = 23131195080363
BaseRepresentation
bin1011111001100111010…
…0110011110000001000
3201112201001212110210212
42332121310303300020
511322200210023144
6233530445100252
720525214125603
oct2763164636010
9645631773725
10204444220424
1179782483844
1233757b57688
1316381c959c2
149c7642b33a
1554b86e549e
hex2f99d33c08

204444220424 has 16 divisors (see below), whose sum is σ = 386259120720. Its totient is φ = 101441788240.

The previous prime is 204444220391. The next prime is 204444220429. The reversal of 204444220424 is 424022444402.

204444220424 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (204444220429) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 97539134 + ... + 97541229.

It is an arithmetic number, because the mean of its divisors is an integer number (24141195045).

Almost surely, 2204444220424 is an apocalyptic number.

It is an amenable number.

204444220424 is a deficient number, since it is larger than the sum of its proper divisors (181814900296).

204444220424 is a wasteful number, since it uses less digits than its factorization.

204444220424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 195080500 (or 195080496 counting only the distinct ones).

The product of its (nonzero) digits is 65536, while the sum is 32.

Adding to 204444220424 its reverse (424022444402), we get a palindrome (628466664826).

The spelling of 204444220424 in words is "two hundred four billion, four hundred forty-four million, two hundred twenty thousand, four hundred twenty-four".

Divisors: 1 2 4 8 131 262 524 1048 195080363 390160726 780321452 1560642904 25555527553 51111055106 102222110212 204444220424