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88248081 = 3149197423
BaseRepresentation
bin1010100001010…
…00111100010001
320011001110121110
411100220330101
5140042414311
612431243533
72121045015
oct520507421
9204043543
1088248081
11458a50a9
12256795a9
131538a6cc
14ba12545
157b328a6
hex5428f11

88248081 has 8 divisors (see below), whose sum is σ = 118454400. Its totient is φ = 58436912.

The previous prime is 88248077. The next prime is 88248107. The reversal of 88248081 is 18084288.

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 88248081 - 22 = 88248077 is a prime.

It is a super-2 number, since 2×882480812 = 15575447600365122, which contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (88248781) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 98265 + ... + 99158.

It is an arithmetic number, because the mean of its divisors is an integer number (14806800).

Almost surely, 288248081 is an apocalyptic number.

It is an amenable number.

88248081 is a deficient number, since it is larger than the sum of its proper divisors (30206319).

88248081 is a wasteful number, since it uses less digits than its factorization.

88248081 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 197575.

The product of its (nonzero) digits is 32768, while the sum is 39.

The square root of 88248081 is about 9394.0449754086. The cubic root of 88248081 is about 445.2136011115.

The spelling of 88248081 in words is "eighty-eight million, two hundred forty-eight thousand, eighty-one".

Divisors: 1 3 149 447 197423 592269 29416027 88248081