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8525252088 = 2332118406279
BaseRepresentation
bin1111111000010010…
…10000010111111000
3211000010202200022100
413330021100113320
5114424431031323
63525541423400
7421156306233
oct77411202770
924003680270
108525252088
113685312091
12179b10ab60
13a5b2ca082
145ac35441a
1534d6a0943
hex1fc2505f8

8525252088 has 24 divisors (see below), whose sum is σ = 23089224600. Its totient is φ = 2841750672.

The previous prime is 8525252081. The next prime is 8525252159. The reversal of 8525252088 is 8802525258.

8525252088 is a `hidden beast` number, since 8 + 525 + 25 + 20 + 88 = 666.

It is a tau number, because it is divible by the number of its divisors (24).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8525252081) 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, 59203068 + ... + 59203211.

It is an arithmetic number, because the mean of its divisors is an integer number (962051025).

Almost surely, 28525252088 is an apocalyptic number.

It is an amenable number.

8525252088 is an abundant number, since it is smaller than the sum of its proper divisors (14563972512).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

8525252088 is a wasteful number, since it uses less digits than its factorization.

8525252088 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 118406291 (or 118406284 counting only the distinct ones).

The product of its (nonzero) digits is 512000, while the sum is 45.

The square root of 8525252088 is about 92332.2916860618. The cubic root of 8525252088 is about 2042.8465394623.

The spelling of 8525252088 in words is "eight billion, five hundred twenty-five million, two hundred fifty-two thousand, eighty-eight".

Divisors: 1 2 3 4 6 8 9 12 18 24 36 72 118406279 236812558 355218837 473625116 710437674 947250232 1065656511 1420875348 2131313022 2841750696 4262626044 8525252088