Base | Representation |
---|---|
bin | 1101011100010011… |
… | …00110000100000010 |
3 | 200121221112021002220 |
4 | 12232021212010002 |
5 | 104234434434312 |
6 | 3152035151510 |
7 | 343560043260 |
oct | 65611460402 |
9 | 20557467086 |
10 | 7216718082 |
11 | 3073716122 |
12 | 1494a45596 |
13 | 8b01948b2 |
14 | 4c6651430 |
15 | 2c3876c8c |
hex | 1ae266102 |
7216718082 has 16 divisors (see below), whose sum is σ = 16495355712. Its totient is φ = 2061919440.
The previous prime is 7216717999. The next prime is 7216718083. The reversal of 7216718082 is 2808176127.
It is a Harshad number since it is a multiple of its sum of digits (42), and also a Moran number because the ratio is a prime number: 171826621 = 7216718082 / (7 + 2 + 1 + 6 + 7 + 1 + 8 + 0 + 8 + 2).
It is not an unprimeable number, because it can be changed into a prime (7216718083) 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, 85913269 + ... + 85913352.
It is an arithmetic number, because the mean of its divisors is an integer number (1030959732).
Almost surely, 27216718082 is an apocalyptic number.
7216718082 is an abundant number, since it is smaller than the sum of its proper divisors (9278637630).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
7216718082 is a wasteful number, since it uses less digits than its factorization.
7216718082 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 171826633.
The product of its (nonzero) digits is 75264, while the sum is 42.
The square root of 7216718082 is about 84951.2688663330. The cubic root of 7216718082 is about 1932.4721630812.
The spelling of 7216718082 in words is "seven billion, two hundred sixteen million, seven hundred eighteen thousand, eighty-two".
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