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88828144 = 2431179089
BaseRepresentation
bin1010100101101…
…10100011110000
320012010221022021
411102312203300
5140220000034
612451521224
72126012116
oct522664360
9205127267
1088828144
1146160999
12258b9214
1315531742
14bb23ab6
157be96b4
hex54b68f0

88828144 has 20 divisors (see below), whose sum is σ = 177657280. Its totient is φ = 42981120.

The previous prime is 88828121. The next prime is 88828151. The reversal of 88828144 is 44182888.

It is a happy number.

88828144 is an admirable number.

It is a nude number because it is divisible by every one of its digits.

It is a self number, because there is not a number n which added to its sum of digits gives 88828144.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 89049 + ... + 90040.

It is an arithmetic number, because the mean of its divisors is an integer number (8882864).

Almost surely, 288828144 is an apocalyptic number.

It is an amenable number.

88828144 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

88828144 is a wasteful number, since it uses less digits than its factorization.

88828144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 179128 (or 179122 counting only the distinct ones).

The product of its digits is 131072, while the sum is 43.

The square root of 88828144 is about 9424.8683810438. The cubic root of 88828144 is about 446.1869486461.

The spelling of 88828144 in words is "eighty-eight million, eight hundred twenty-eight thousand, one hundred forty-four".

Divisors: 1 2 4 8 16 31 62 124 248 496 179089 358178 716356 1432712 2865424 5551759 11103518 22207036 44414072 88828144