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4440412223 = 1317236114321
BaseRepresentation
bin1000010001010101…
…10101000000111111
3102110110102022102222
410020222311000333
533043221142343
62012341235555
7215015611142
oct41052650077
912413368388
104440412223
111979551475
12a3b102bbb
13559c42370
14301a38059
151aec6ca68
hex108ab503f

4440412223 has 32 divisors (see below), whose sum is σ = 5370406272. Its totient is φ = 3629260800.

The previous prime is 4440412211. The next prime is 4440412231. The reversal of 4440412223 is 3222140444.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 4440412223 - 26 = 4440412159 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4440412192 and 4440412201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4440412523) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 302903 + ... + 317223.

It is an arithmetic number, because the mean of its divisors is an integer number (167825196).

Almost surely, 24440412223 is an apocalyptic number.

4440412223 is a deficient number, since it is larger than the sum of its proper divisors (929994049).

4440412223 is a wasteful number, since it uses less digits than its factorization.

4440412223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14435.

The product of its (nonzero) digits is 6144, while the sum is 26.

The square root of 4440412223 is about 66636.4181435347. The cubic root of 4440412223 is about 1643.6440167842.

Adding to 4440412223 its reverse (3222140444), we get a palindrome (7662552667).

The spelling of 4440412223 in words is "four billion, four hundred forty million, four hundred twelve thousand, two hundred twenty-three".

Divisors: 1 13 17 23 61 221 299 391 793 1037 1403 5083 13481 14321 18239 23851 186173 243457 310063 329383 873581 3164941 4281979 5599511 11356553 14850877 20092363 72793643 193061401 261200719 341570171 4440412223