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444059941 = 13172009321
BaseRepresentation
bin11010011101111…
…101000100100101
31010221120120201111
4122131331010211
51402134404231
6112021425021
714001306253
oct3235750445
91127516644
10444059941
11208729896
1210486b171
1370cca080
1442d935d3
1528eb84b1
hex1a77d125

444059941 has 8 divisors (see below), whose sum is σ = 506349144. Its totient is φ = 385789440.

The previous prime is 444059939. The next prime is 444059947. The reversal of 444059941 is 149950444.

It can be written as a sum of positive squares in 4 ways, for example, as 72900 + 443987041 = 270^2 + 21071^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 444059941 - 21 = 444059939 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 444059894 and 444059903.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (444059947) 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, 1004440 + ... + 1004881.

It is an arithmetic number, because the mean of its divisors is an integer number (63293643).

Almost surely, 2444059941 is an apocalyptic number.

It is an amenable number.

444059941 is a deficient number, since it is larger than the sum of its proper divisors (62289203).

444059941 is a wasteful number, since it uses less digits than its factorization.

444059941 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2009351.

The product of its (nonzero) digits is 103680, while the sum is 40.

The square root of 444059941 is about 21072.7297946896. The cubic root of 444059941 is about 762.9226915896.

The spelling of 444059941 in words is "four hundred forty-four million, fifty-nine thousand, nine hundred forty-one".

Divisors: 1 13 17 221 2009321 26121173 34158457 444059941