Search a number
-
+
36172108 = 2271291861
BaseRepresentation
bin1000100111111…
…1000101001100
32112001201210201
42021333011030
533230001413
63331143244
7616313020
oct211770514
975051721
1036172108
1119466705
1210144b24
13765641b
144b38380
1532979dd
hex227f14c

36172108 has 12 divisors (see below), whose sum is σ = 72344272. Its totient is φ = 15502320.

The previous prime is 36172079. The next prime is 36172111. The reversal of 36172108 is 80127163.

36172108 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

36172108 is an admirable number.

It is a Harshad number since it is a multiple of its sum of digits (28), and also a Moran number because the ratio is a prime number: 1291861 = 36172108 / (3 + 6 + 1 + 7 + 2 + 1 + 0 + 8).

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, 645903 + ... + 645958.

Almost surely, 236172108 is an apocalyptic number.

It is an amenable number.

36172108 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

36172108 is a wasteful number, since it uses less digits than its factorization.

36172108 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1291872 (or 1291870 counting only the distinct ones).

The product of its (nonzero) digits is 2016, while the sum is 28.

The square root of 36172108 is about 6014.3252323099. The cubic root of 36172108 is about 330.7180812533.

The spelling of 36172108 in words is "thirty-six million, one hundred seventy-two thousand, one hundred eight".

Divisors: 1 2 4 7 14 28 1291861 2583722 5167444 9043027 18086054 36172108