[go: up one dir, main page]

Search a number
-
+
8225169 = 34363761
BaseRepresentation
bin11111011000000110010001
3120110212210220
4133120012101
54101201134
6452143253
7126625041
oct37300621
916425726
108225169
114708767
122907b29
13191ca84
141141721
15ac7149
hex7d8191

8225169 has 8 divisors (see below), whose sum is σ = 11222112. Its totient is φ = 5355840.

The previous prime is 8225153. The next prime is 8225171. The reversal of 8225169 is 9615228.

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

It is not a de Polignac number, because 8225169 - 24 = 8225153 is a prime.

It is a super-2 number, since 2×82251692 = 135306810157122, which contains 22 as substring.

It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (8225149) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 31752 + ... + 32009.

It is an arithmetic number, because the mean of its divisors is an integer number (1402764).

Almost surely, 28225169 is an apocalyptic number.

It is an amenable number.

8225169 is a deficient number, since it is larger than the sum of its proper divisors (2996943).

8225169 is a wasteful number, since it uses less digits than its factorization.

8225169 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63807.

The product of its digits is 8640, while the sum is 33.

The square root of 8225169 is about 2867.9555435885. The cubic root of 8225169 is about 201.8590740087.

The spelling of 8225169 in words is "eight million, two hundred twenty-five thousand, one hundred sixty-nine".

Divisors: 1 3 43 129 63761 191283 2741723 8225169