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88275901 = 721801549
BaseRepresentation
bin1010100001011…
…11101110111101
320011002212202211
411100233232331
5140044312101
612432020421
72121222100
oct520575675
9204085684
1088275901
1145913a9a
1225691711
131539a27c
14ba1c737
157b3ac51
hex542fbbd

88275901 has 6 divisors (see below), whose sum is σ = 102688350. Its totient is φ = 75665016.

The previous prime is 88275893. The next prime is 88275937. The reversal of 88275901 is 10957288.

It can be written as a sum of positive squares in only one way, i.e., 47251876 + 41024025 = 6874^2 + 6405^2 .

It is not a de Polignac number, because 88275901 - 23 = 88275893 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (88275991) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 900726 + ... + 900823.

It is an arithmetic number, because the mean of its divisors is an integer number (17114725).

Almost surely, 288275901 is an apocalyptic number.

It is an amenable number.

88275901 is a deficient number, since it is larger than the sum of its proper divisors (14412449).

88275901 is a wasteful number, since it uses less digits than its factorization.

88275901 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1801563 (or 1801556 counting only the distinct ones).

The product of its (nonzero) digits is 40320, while the sum is 40.

The square root of 88275901 is about 9395.5255840214. The cubic root of 88275901 is about 445.2603803764.

The spelling of 88275901 in words is "eighty-eight million, two hundred seventy-five thousand, nine hundred one".

Divisors: 1 7 49 1801549 12610843 88275901