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4444302031 = 131075875443
BaseRepresentation
bin1000010001110011…
…01010101011001111
3102110201201221020221
410020321222223033
533100220131111
62013000452211
7215063641531
oct41071525317
912421657227
104444302031
111980768994
12a4047a067
1355a9a4a20
1430236b851
151b028a371
hex108e6aacf

4444302031 has 16 divisors (see below), whose sum is σ = 4840020864. Its totient is φ = 4056423264.

The previous prime is 4444302019. The next prime is 4444302047. The reversal of 4444302031 is 1302034444.

It is a cyclic number.

It is not a de Polignac number, because 4444302031 - 229 = 3907431119 is a prime.

It is a super-2 number, since 2×44443020312 = 39503641085501449922, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4444301987 and 4444302005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4444302001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 813796 + ... + 819238.

It is an arithmetic number, because the mean of its divisors is an integer number (302501304).

Almost surely, 24444302031 is an apocalyptic number.

4444302031 is a deficient number, since it is larger than the sum of its proper divisors (395718833).

4444302031 is a wasteful number, since it uses less digits than its factorization.

4444302031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6150.

The product of its (nonzero) digits is 4608, while the sum is 25.

The square root of 4444302031 is about 66665.5985572769. The cubic root of 4444302031 is about 1644.1238216116.

Adding to 4444302031 its reverse (1302034444), we get a palindrome (5746336475).

The spelling of 4444302031 in words is "four billion, four hundred forty-four million, three hundred two thousand, thirty-one".

Divisors: 1 13 107 587 1391 5443 7631 62809 70759 582401 816517 3195041 7571213 41535533 341869387 4444302031