Search a number
-
+
108061741 = 176356573
BaseRepresentation
bin1100111000011…
…10010000101101
321112100002211201
412130032100231
5210130433431
614420045501
72451336544
oct634162055
9245302751
10108061741
1155aa8427
1230233891
1319507078
14104cd15b
159748461
hex670e42d

108061741 has 4 divisors (see below), whose sum is σ = 114418332. Its totient is φ = 101705152.

The previous prime is 108061739. The next prime is 108061747. The reversal of 108061741 is 147160801.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 147160801 = 163902827.

It can be written as a sum of positive squares in 2 ways, for example, as 89965225 + 18096516 = 9485^2 + 4254^2 .

It is not a de Polignac number, because 108061741 - 21 = 108061739 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (108061747) 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, 3178270 + ... + 3178303.

It is an arithmetic number, because the mean of its divisors is an integer number (28604583).

Almost surely, 2108061741 is an apocalyptic number.

It is an amenable number.

108061741 is a deficient number, since it is larger than the sum of its proper divisors (6356591).

108061741 is an equidigital number, since it uses as much as digits as its factorization.

108061741 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6356590.

The product of its (nonzero) digits is 1344, while the sum is 28.

The square root of 108061741 is about 10395.2749362391. The cubic root of 108061741 is about 476.3110461998.

The spelling of 108061741 in words is "one hundred eight million, sixty-one thousand, seven hundred forty-one".

Divisors: 1 17 6356573 108061741