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444000444 = 223371019901
BaseRepresentation
bin11010011101101…
…110100010111100
31010221110120002220
4122131232202330
51402131003234
6112020245340
714000640636
oct3235564274
91127416086
10444000444
11208699118
12104840850
1370ca8c74
1442d79a56
1528ea5a49
hex1a76e8bc

444000444 has 48 divisors (see below), whose sum is σ = 1074644256. Its totient is φ = 142560000.

The previous prime is 444000437. The next prime is 444000463.

444000444 is nontrivially palindromic in base 10.

It is a zygodrome in base 10.

It is a congruent number.

It is an unprimeable number.

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, 39894 + ... + 49794.

It is an arithmetic number, because the mean of its divisors is an integer number (22388422).

Almost surely, 2444000444 is an apocalyptic number.

It is an amenable number.

444000444 is an abundant number, since it is smaller than the sum of its proper divisors (630643812).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

444000444 is a wasteful number, since it uses less digits than its factorization.

444000444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10046 (or 10044 counting only the distinct ones).

The product of its (nonzero) digits is 4096, while the sum is 24.

The square root of 444000444 is about 21071.3180413566. The cubic root of 444000444 is about 762.8886168813. Note that the first 3 decimals are identical.

It can be divided in two parts, 444000 and 444, that added together give a palindrome (444444).

The spelling of 444000444 in words is "four hundred forty-four million, four hundred forty-four", and thus it is an aban number.

Divisors: 1 2 3 4 6 12 37 74 101 111 148 202 222 303 404 444 606 1212 3737 7474 9901 11211 14948 19802 22422 29703 39604 44844 59406 118812 366337 732674 1000001 1099011 1465348 2000002 2198022 3000003 4000004 4396044 6000006 12000012 37000037 74000074 111000111 148000148 222000222 444000444