Base | Representation |
---|---|
bin | 1111000011000110… |
… | …00001010010111101 |
3 | 202212001002210200002 |
4 | 13201203001102331 |
5 | 113021212134440 |
6 | 3413401244045 |
7 | 404130355541 |
oct | 74143012275 |
9 | 22761083602 |
10 | 8079021245 |
11 | 3476440269 |
12 | 1695793625 |
13 | 9b9a1cb59 |
14 | 568d97a21 |
15 | 324409115 |
hex | 1e18c14bd |
8079021245 has 16 divisors (see below), whose sum is σ = 9991692480. Its totient is φ = 6267469824.
The previous prime is 8079021241. The next prime is 8079021271. The reversal of 8079021245 is 5421209708.
It is a cyclic number.
It is not a de Polignac number, because 8079021245 - 22 = 8079021241 is a prime.
It is a super-2 number, since 2×80790212452 (a number of 21 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 8079021199 and 8079021208.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (8079021241) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 105284 + ... + 165053.
It is an arithmetic number, because the mean of its divisors is an integer number (624480780).
Almost surely, 28079021245 is an apocalyptic number.
It is an amenable number.
8079021245 is a deficient number, since it is larger than the sum of its proper divisors (1912671235).
8079021245 is a wasteful number, since it uses less digits than its factorization.
8079021245 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 270524.
The product of its (nonzero) digits is 40320, while the sum is 38.
The square root of 8079021245 is about 89883.3757988651. The cubic root of 8079021245 is about 2006.5635401572.
The spelling of 8079021245 in words is "eight billion, seventy-nine million, twenty-one thousand, two hundred forty-five".
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