Search a number
-
+
8282942973 = 321948438263
BaseRepresentation
bin1111011011011001…
…11010110111111101
3210101020211002200200
413231230322313331
5113430413133343
63445524114113
7412154565534
oct75554726775
923336732620
108282942973
113570561718
121731b35939
13a2004b1b6
145880bb31b
1533728a4d3
hex1edb3adfd

8282942973 has 12 divisors (see below), whose sum is σ = 12593948640. Its totient is φ = 5231332296.

The previous prime is 8282942947. The next prime is 8282943073. The reversal of 8282942973 is 3792492828.

It is a happy number.

It is not a de Polignac number, because 8282942973 - 29 = 8282942461 is a prime.

It is a Smith number, since the sum of its digits (54) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8282942933) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 24218961 + ... + 24219302.

It is an arithmetic number, because the mean of its divisors is an integer number (1049495720).

Almost surely, 28282942973 is an apocalyptic number.

It is an amenable number.

8282942973 is a deficient number, since it is larger than the sum of its proper divisors (4311005667).

8282942973 is a wasteful number, since it uses less digits than its factorization.

8282942973 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48438288 (or 48438285 counting only the distinct ones).

The product of its digits is 3483648, while the sum is 54.

The square root of 8282942973 is about 91010.6750496885. The cubic root of 8282942973 is about 2023.3059426830.

The spelling of 8282942973 in words is "eight billion, two hundred eighty-two million, nine hundred forty-two thousand, nine hundred seventy-three".

Divisors: 1 3 9 19 57 171 48438263 145314789 435944367 920326997 2760980991 8282942973