Search a number
-
+
8130158 = 237181607
BaseRepresentation
bin11111000000111001101110
3120022001110222
4133000321232
54040131113
6450131342
7126051041
oct37007156
916261428
108130158
114653343
122880b52
1318b875a
141118c58
15aa8e08
hex7c0e6e

8130158 has 16 divisors (see below), whose sum is σ = 12614784. Its totient is φ = 3926880.

The previous prime is 8130149. The next prime is 8130169. The reversal of 8130158 is 8510318.

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 7 ways as a sum of consecutive naturals, for example, 13091 + ... + 13697.

It is an arithmetic number, because the mean of its divisors is an integer number (788424).

Almost surely, 28130158 is an apocalyptic number.

8130158 is a deficient number, since it is larger than the sum of its proper divisors (4484626).

8130158 is a wasteful number, since it uses less digits than its factorization.

8130158 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 827.

The product of its (nonzero) digits is 960, while the sum is 26.

The square root of 8130158 is about 2851.3431922517. The cubic root of 8130158 is about 201.0788202709.

The spelling of 8130158 in words is "eight million, one hundred thirty thousand, one hundred fifty-eight".

Divisors: 1 2 37 74 181 362 607 1214 6697 13394 22459 44918 109867 219734 4065079 8130158