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444111066 = 23371174897
BaseRepresentation
bin11010011110001…
…001100011011010
31010221200011212000
4122132021203122
51402143023231
6112022501430
714001611310
oct3236114332
91127604760
10444111066
11208764243
12104894876
1371017419
1442da80b0
1528ec86e6
hex1a7898da

444111066 has 32 divisors (see below), whose sum is σ = 1127902080. Its totient is φ = 126888768.

The previous prime is 444111029. The next prime is 444111079. The reversal of 444111066 is 660111444.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 587071 + ... + 587826.

It is an arithmetic number, because the mean of its divisors is an integer number (35246940).

Almost surely, 2444111066 is an apocalyptic number.

444111066 is an abundant number, since it is smaller than the sum of its proper divisors (683791014).

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

444111066 is a wasteful number, since it uses less digits than its factorization.

444111066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1174915 (or 1174909 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 27.

The square root of 444111066 is about 21073.9428204596. The cubic root of 444111066 is about 762.9519691129.

The spelling of 444111066 in words is "four hundred forty-four million, one hundred eleven thousand, sixty-six".

Divisors: 1 2 3 6 7 9 14 18 21 27 42 54 63 126 189 378 1174897 2349794 3524691 7049382 8224279 10574073 16448558 21148146 24672837 31722219 49345674 63444438 74018511 148037022 222055533 444111066