Search a number
-
+
115704938 = 2389148721
BaseRepresentation
bin1101110010110…
…00010001101010
322001201102100002
412321120101222
5214110024223
615251543002
72603322116
oct671302152
9261642302
10115704938
115a348918
12328baa62
131ac81c7b
141151c746
15a257e28
hex6e5846a

115704938 has 8 divisors (see below), whose sum is σ = 174004740. Its totient is φ = 57703360.

The previous prime is 115704931. The next prime is 115704943. The reversal of 115704938 is 839407511.

It can be written as a sum of positive squares in 2 ways, for example, as 97752769 + 17952169 = 9887^2 + 4237^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (115704931) 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, 73583 + ... + 75138.

Almost surely, 2115704938 is an apocalyptic number.

115704938 is a deficient number, since it is larger than the sum of its proper divisors (58299802).

115704938 is a wasteful number, since it uses less digits than its factorization.

115704938 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 149112.

The product of its (nonzero) digits is 30240, while the sum is 38.

The square root of 115704938 is about 10756.6229830742. The cubic root of 115704938 is about 487.2860343523.

The spelling of 115704938 in words is "one hundred fifteen million, seven hundred four thousand, nine hundred thirty-eight".

Divisors: 1 2 389 778 148721 297442 57852469 115704938