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115117088 = 253597409
BaseRepresentation
bin1101101110010…
…00110000100000
322000121112221212
412313020300200
5213432221323
615231205252
72565323222
oct667106040
9260545855
10115117088
1159a87199
1232676828
131ab07528
1411408412
15a18db78
hex6dc8c20

115117088 has 12 divisors (see below), whose sum is σ = 226636830. Its totient is φ = 57558528.

The previous prime is 115117087. The next prime is 115117097. The reversal of 115117088 is 880711511.

It can be written as a sum of positive squares in only one way, i.e., 75829264 + 39287824 = 8708^2 + 6268^2 .

It is a Harshad number since it is a multiple of its sum of digits (32), and also a Moran number because the ratio is a prime number: 3597409 = 115117088 / (1 + 1 + 5 + 1 + 1 + 7 + 0 + 8 + 8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (115117087) 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 as a sum of consecutive naturals, namely, 1798673 + ... + 1798736.

Almost surely, 2115117088 is an apocalyptic number.

It is an amenable number.

115117088 is a deficient number, since it is larger than the sum of its proper divisors (111519742).

115117088 is an equidigital number, since it uses as much as digits as its factorization.

115117088 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3597419 (or 3597411 counting only the distinct ones).

The product of its (nonzero) digits is 2240, while the sum is 32.

The square root of 115117088 is about 10729.2631620256. The cubic root of 115117088 is about 486.4593984045.

Adding to 115117088 its reverse (880711511), we get a palindrome (995828599).

The spelling of 115117088 in words is "one hundred fifteen million, one hundred seventeen thousand, eighty-eight".

Divisors: 1 2 4 8 16 32 3597409 7194818 14389636 28779272 57558544 115117088