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115107382 = 21317924733
BaseRepresentation
bin1101101110001…
…10011000110110
322000121001122101
412313012120312
5213431414012
615231052314
72565253015
oct667063066
9260531571
10115107382
1159a7a975
123267109a
131ab02ca0
1411404a7c
15a18ad57
hex6dc6636

115107382 has 16 divisors (see below), whose sum is σ = 186989040. Its totient is φ = 52827552.

The previous prime is 115107373. The next prime is 115107389. The reversal of 115107382 is 283701511.

It is a self number, because there is not a number n which added to its sum of digits gives 115107382.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (115107389) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7713 + ... + 17020.

It is an arithmetic number, because the mean of its divisors is an integer number (11686815).

Almost surely, 2115107382 is an apocalyptic number.

115107382 is a deficient number, since it is larger than the sum of its proper divisors (71881658).

115107382 is a wasteful number, since it uses less digits than its factorization.

115107382 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24927.

The product of its (nonzero) digits is 1680, while the sum is 28.

The square root of 115107382 is about 10728.8108381125. The cubic root of 115107382 is about 486.4457262159.

Adding to 115107382 its reverse (283701511), we get a palindrome (398808893).

The spelling of 115107382 in words is "one hundred fifteen million, one hundred seven thousand, three hundred eighty-two".

Divisors: 1 2 13 26 179 358 2327 4654 24733 49466 321529 643058 4427207 8854414 57553691 115107382