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4444444444 = 2211412719091
BaseRepresentation
bin1000010001110100…
…01101011100011100
3102110202000011121111
410020322031130130
533100234210234
62013003511404
7215065103656
oct41072153434
912422004544
104444444444
111980855990
12a40528564
1355aa247ab
143023a76d6
151b02b7664
hex108e8d71c

4444444444 has 48 divisors (see below), whose sum is σ = 8724828672. Its totient is φ = 1963440000.

The previous prime is 4444444429. The next prime is 4444444447.

It can be divided in two parts, 44444 and 44444, that added together give a palindrome (88888).

4444444444 is nontrivially palindromic in base 10.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors.

It is a nude number because it is divisible by every one of its digits.

4444444444 is a modest number, since divided by 444444 gives 4444 as remainder.

4444444444 is a nontrivial repdigit in base 10.

It is a plaindrome in base 10.

It is a nialpdrome in base 10.

It is a zygodrome in base 10.

It is a junction number, because it is equal to n+sod(n) for n = 4444444397 and 4444444406.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4444444447) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 484339 + ... + 493429.

It is an arithmetic number, because the mean of its divisors is an integer number (181767264).

Almost surely, 24444444444 is an apocalyptic number.

4444444444 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

4444444444 is a deficient number, since it is larger than the sum of its proper divisors (4280384228).

4444444444 is a wasteful number, since it uses less digits than its factorization.

4444444444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9418 (or 9416 counting only the distinct ones).

The product of its digits is 1048576, while the sum is 40.

The square root of 4444444444 is about 66666.6666633333. Note that the first 5 decimals coincide. The cubic root of 4444444444 is about 1644.1413828322.

The spelling of 4444444444 in words is "four billion, four hundred forty-four million, four hundred forty-four thousand, four hundred forty-four".

Divisors: 1 2 4 11 22 41 44 82 164 271 451 542 902 1084 1804 2981 5962 9091 11111 11924 18182 22222 36364 44444 100001 122221 200002 244442 372731 400004 488884 745462 1490924 2463661 4100041 4927322 8200082 9854644 16400164 27100271 54200542 101010101 108401084 202020202 404040404 1111111111 2222222222 4444444444