Search a number
-
+
88071225 = 35211106753
BaseRepresentation
bin1010011111111…
…01110000111001
320010201111000020
411033331300321
5140021234400
612423401053
72116410264
oct517756071
9203644006
1088071225
1145794240
12255b3189
1315328068
14b9a7cdb
157aea2a0
hex53fdc39

88071225 has 24 divisors (see below), whose sum is σ = 158849952. Its totient is φ = 42700800.

The previous prime is 88071199. The next prime is 88071227. The reversal of 88071225 is 52217088.

It is not a de Polignac number, because 88071225 - 27 = 88071097 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is not an unprimeable number, because it can be changed into a prime (88071227) 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 23 ways as a sum of consecutive naturals, for example, 52552 + ... + 54201.

It is an arithmetic number, because the mean of its divisors is an integer number (6618748).

Almost surely, 288071225 is an apocalyptic number.

It is an amenable number.

88071225 is a deficient number, since it is larger than the sum of its proper divisors (70778727).

88071225 is a wasteful number, since it uses less digits than its factorization.

88071225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 106777 (or 106772 counting only the distinct ones).

The product of its (nonzero) digits is 8960, while the sum is 33.

The square root of 88071225 is about 9384.6270570545. The cubic root of 88071225 is about 444.9159880119.

The spelling of 88071225 in words is "eighty-eight million, seventy-one thousand, two hundred twenty-five".

Divisors: 1 3 5 11 15 25 33 55 75 165 275 825 106753 320259 533765 1174283 1601295 2668825 3522849 5871415 8006475 17614245 29357075 88071225