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115288208 = 2471029359
BaseRepresentation
bin1101101111100…
…10100010010000
322000221020200122
412313302202100
5214003210313
615235005412
72566635140
oct667624220
9260836618
10115288208
115a093812
1232739868
131ab67399
1411450920
15a1c4708
hex6df2890

115288208 has 20 divisors (see below), whose sum is σ = 255281280. Its totient is φ = 49409184.

The previous prime is 115288207. The next prime is 115288211. The reversal of 115288208 is 802882511.

It is not an unprimeable number, because it can be changed into a prime (115288207) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 514568 + ... + 514791.

It is an arithmetic number, because the mean of its divisors is an integer number (12764064).

Almost surely, 2115288208 is an apocalyptic number.

It is an amenable number.

115288208 is an abundant number, since it is smaller than the sum of its proper divisors (139993072).

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

115288208 is a wasteful number, since it uses less digits than its factorization.

115288208 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1029374 (or 1029368 counting only the distinct ones).

The product of its (nonzero) digits is 10240, while the sum is 35.

The square root of 115288208 is about 10737.2346532988. The cubic root of 115288208 is about 486.7003175163.

The spelling of 115288208 in words is "one hundred fifteen million, two hundred eighty-eight thousand, two hundred eight".

Divisors: 1 2 4 7 8 14 16 28 56 112 1029359 2058718 4117436 7205513 8234872 14411026 16469744 28822052 57644104 115288208