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88216255 = 5148311897
BaseRepresentation
bin1010100001000…
…01001010111111
320010222211221201
411100201022333
5140040410010
612430440331
72120553151
oct520411277
9203884851
1088216255
11458831a6
12256630a7
131537908a
14ba04ad1
157b2823a
hex54212bf

88216255 has 8 divisors (see below), whose sum is σ = 105939792. Its totient is φ = 70519488.

The previous prime is 88216243. The next prime is 88216273. The reversal of 88216255 is 55261288.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 88216255 - 25 = 88216223 is a prime.

It is a Duffinian number.

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 7 ways as a sum of consecutive naturals, for example, 1467 + ... + 13363.

It is an arithmetic number, because the mean of its divisors is an integer number (13242474).

Almost surely, 288216255 is an apocalyptic number.

88216255 is a deficient number, since it is larger than the sum of its proper divisors (17723537).

88216255 is a wasteful number, since it uses less digits than its factorization.

88216255 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13385.

The product of its digits is 38400, while the sum is 37.

The square root of 88216255 is about 9392.3508771766. The cubic root of 88216255 is about 445.1600737085.

The spelling of 88216255 in words is "eighty-eight million, two hundred sixteen thousand, two hundred fifty-five".

Divisors: 1 5 1483 7415 11897 59485 17643251 88216255