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88016428 = 2271793923
BaseRepresentation
bin1010011111100…
…00011000101100
320010121200211201
411033300120230
5140013011203
612422255244
72116061443
oct517603054
9203550751
1088016428
1145757055
1225587524
1315309136
14b991d5a
157ad8e1d
hex53f062c

88016428 has 24 divisors (see below), whose sum is σ = 158215680. Its totient is φ = 42828240.

The previous prime is 88016419. The next prime is 88016431. The reversal of 88016428 is 82461088.

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 7 ways as a sum of consecutive naturals, for example, 20475 + ... + 24397.

It is an arithmetic number, because the mean of its divisors is an integer number (6592320).

Almost surely, 288016428 is an apocalyptic number.

It is an amenable number.

88016428 is a deficient number, since it is larger than the sum of its proper divisors (70199252).

88016428 is a wasteful number, since it uses less digits than its factorization.

88016428 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4077 (or 4075 counting only the distinct ones).

The product of its (nonzero) digits is 24576, while the sum is 37.

The square root of 88016428 is about 9381.7070941274. The cubic root of 88016428 is about 444.8236948348.

The spelling of 88016428 in words is "eighty-eight million, sixteen thousand, four hundred twenty-eight".

Divisors: 1 2 4 71 79 142 158 284 316 3923 5609 7846 11218 15692 22436 278533 309917 557066 619834 1114132 1239668 22004107 44008214 88016428