Base | Representation |
---|---|
bin | 1111000001111111… |
… | …01001010100001100 |
3 | 202211101122200010211 |
4 | 13200333221110030 |
5 | 113011323413410 |
6 | 3412430412204 |
7 | 403655504020 |
oct | 74077512414 |
9 | 22741580124 |
10 | 8069747980 |
11 | 3471187108 |
12 | 1692661064 |
13 | 9b7b24008 |
14 | 567a62380 |
15 | 3236c668a |
hex | 1e0fe950c |
8069747980 has 24 divisors (see below), whose sum is σ = 19367395488. Its totient is φ = 2766770688.
The previous prime is 8069747953. The next prime is 8069747993. The reversal of 8069747980 is 897479608.
It is a happy number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28820389 + ... + 28820668.
It is an arithmetic number, because the mean of its divisors is an integer number (806974812).
Almost surely, 28069747980 is an apocalyptic number.
It is an amenable number.
8069747980 is an abundant number, since it is smaller than the sum of its proper divisors (11297647508).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
8069747980 is a wasteful number, since it uses less digits than its factorization.
8069747980 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 57641073 (or 57641071 counting only the distinct ones).
The product of its (nonzero) digits is 6096384, while the sum is 58.
The square root of 8069747980 is about 89831.7760038173. The cubic root of 8069747980 is about 2005.7955214108.
The spelling of 8069747980 in words is "eight billion, sixty-nine million, seven hundred forty-seven thousand, nine hundred eighty".
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