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8108144 = 2411232003
BaseRepresentation
bin11110111011100001110000
3120020221021122
4132323201300
54033430034
6445441412
7125626622
oct36734160
916227248
108108144
114638850
122870268
1318ab725
141110c12
15aa262e
hex7bb870

8108144 has 40 divisors (see below), whose sum is σ = 17891712. Its totient is φ = 3523520.

The previous prime is 8108137. The next prime is 8108147. The reversal of 8108144 is 4418018.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8108147) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3047 + ... + 5049.

Almost surely, 28108144 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 8108144, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8945856).

8108144 is an abundant number, since it is smaller than the sum of its proper divisors (9783568).

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

8108144 is a wasteful number, since it uses less digits than its factorization.

8108144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2045 (or 2039 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 26.

The square root of 8108144 is about 2847.4802896596. The cubic root of 8108144 is about 200.8971694173.

The spelling of 8108144 in words is "eight million, one hundred eight thousand, one hundred forty-four".

Divisors: 1 2 4 8 11 16 22 23 44 46 88 92 176 184 253 368 506 1012 2003 2024 4006 4048 8012 16024 22033 32048 44066 46069 88132 92138 176264 184276 352528 368552 506759 737104 1013518 2027036 4054072 8108144