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88814109 = 3236121101
BaseRepresentation
bin1010100101100…
…11001000011101
320012010020001110
411102303020131
5140214022414
612451332233
72125623156
oct522631035
9205106043
1088814109
114615139a
12258b1079
1315528237
14bb1c92d
157be5459
hex54b321d

88814109 has 16 divisors (see below), whose sum is σ = 125599104. Its totient is φ = 55704000.

The previous prime is 88814093. The next prime is 88814111. The reversal of 88814109 is 90141888.

It is a happy number.

It is not a de Polignac number, because 88814109 - 24 = 88814093 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (88814129) 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 15 ways as a sum of consecutive naturals, for example, 6342 + ... + 14759.

It is an arithmetic number, because the mean of its divisors is an integer number (7849944).

Almost surely, 288814109 is an apocalyptic number.

It is an amenable number.

88814109 is a deficient number, since it is larger than the sum of its proper divisors (36784995).

88814109 is a wasteful number, since it uses less digits than its factorization.

88814109 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21188.

The product of its (nonzero) digits is 18432, while the sum is 39.

The square root of 88814109 is about 9424.1237788985. The cubic root of 88814109 is about 446.1634479724.

The spelling of 88814109 in words is "eighty-eight million, eight hundred fourteen thousand, one hundred nine".

Divisors: 1 3 23 61 69 183 1403 4209 21101 63303 485323 1287161 1455969 3861483 29604703 88814109