Search a number
-
+
36107845 = 57221569
BaseRepresentation
bin1000100110111…
…1011001000101
32111221110122121
42021233121011
533220422340
63325525541
7615624454
oct211573105
974843577
1036107845
11194223a4
12101138b1
1376330b7
144b1cb9b
15328394a
hex226f645

36107845 has 4 divisors (see below), whose sum is σ = 43329420. Its totient is φ = 28886272.

The previous prime is 36107837. The next prime is 36107867. The reversal of 36107845 is 54870163.

36107845 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 54870163 = 439712479.

It can be written as a sum of positive squares in 2 ways, for example, as 28451556 + 7656289 = 5334^2 + 2767^2 .

It is a cyclic number.

It is not a de Polignac number, because 36107845 - 23 = 36107837 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 36107845.

It is a congruent number.

It is an unprimeable number.

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, 3610780 + ... + 3610789.

It is an arithmetic number, because the mean of its divisors is an integer number (10832355).

Almost surely, 236107845 is an apocalyptic number.

It is an amenable number.

36107845 is a deficient number, since it is larger than the sum of its proper divisors (7221575).

36107845 is an equidigital number, since it uses as much as digits as its factorization.

36107845 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7221574.

The product of its (nonzero) digits is 20160, while the sum is 34.

The square root of 36107845 is about 6008.9803627571. The cubic root of 36107845 is about 330.5221150279.

The spelling of 36107845 in words is "thirty-six million, one hundred seven thousand, eight hundred forty-five".

Divisors: 1 5 7221569 36107845