Search a number
-
+
8313868 = 2219139787
BaseRepresentation
bin11111101101110000001100
3120122101111001
4133231300030
54112020433
6454110044
7130444453
oct37556014
916571431
108313868
114769372
12294b324
131951264
141165b9a
15ae357d
hex7edc0c

8313868 has 24 divisors (see below), whose sum is σ = 15444800. Its totient is φ = 3904848.

The previous prime is 8313847. The next prime is 8313869. The reversal of 8313868 is 8683138.

8313868 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×83138682 = 138240802242848, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (8313869) 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 7 ways as a sum of consecutive naturals, for example, 10171 + ... + 10957.

Almost surely, 28313868 is an apocalyptic number.

It is an amenable number.

8313868 is a deficient number, since it is larger than the sum of its proper divisors (7130932).

8313868 is a wasteful number, since it uses less digits than its factorization.

8313868 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 949 (or 947 counting only the distinct ones).

The product of its digits is 27648, while the sum is 37.

The square root of 8313868 is about 2883.3778801954. The cubic root of 8313868 is about 202.5820873315.

The spelling of 8313868 in words is "eight million, three hundred thirteen thousand, eight hundred sixty-eight".

Divisors: 1 2 4 19 38 76 139 278 556 787 1574 2641 3148 5282 10564 14953 29906 59812 109393 218786 437572 2078467 4156934 8313868