Search a number
-
+
108430585 = 545174801
BaseRepresentation
bin1100111011010…
…00010011111001
321120000211210121
412131220103321
5210224234320
614432013241
72454434104
oct635502371
9246024717
10108430585
115622a55a
1230391221
1319605c13
141058773b
1597bc8aa
hex67684f9

108430585 has 8 divisors (see below), whose sum is σ = 130172616. Its totient is φ = 86707200.

The previous prime is 108430583. The next prime is 108430627. The reversal of 108430585 is 585034801.

It can be written as a sum of positive squares in 4 ways, for example, as 16 + 108430569 = 4^2 + 10413^2 .

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

It is not a de Polignac number, because 108430585 - 21 = 108430583 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 108430585.

It is not an unprimeable number, because it can be changed into a prime (108430583) 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, 20185 + ... + 24985.

It is an arithmetic number, because the mean of its divisors is an integer number (16271577).

Almost surely, 2108430585 is an apocalyptic number.

It is an amenable number.

108430585 is a deficient number, since it is larger than the sum of its proper divisors (21742031).

108430585 is an equidigital number, since it uses as much as digits as its factorization.

108430585 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9323.

The product of its (nonzero) digits is 19200, while the sum is 34.

The square root of 108430585 is about 10413.0007682704. Note that the first 3 decimals coincide. The cubic root of 108430585 is about 476.8523570030.

The spelling of 108430585 in words is "one hundred eight million, four hundred thirty thousand, five hundred eighty-five".

Divisors: 1 5 4517 4801 22585 24005 21686117 108430585