Base | Representation |
---|---|
bin | 1111100110010111… |
… | …01111010000010000 |
3 | 210121122212101212211 |
4 | 13303023233100100 |
5 | 114122434023140 |
6 | 3503011201504 |
7 | 414352354111 |
oct | 76313572020 |
9 | 23548771784 |
10 | 8374907920 |
11 | 3608465305 |
12 | 17588a6294 |
13 | a3610a622 |
14 | 5963ba208 |
15 | 3403a42ea |
hex | 1f32ef410 |
8374907920 has 40 divisors (see below), whose sum is σ = 20099784960. Its totient is φ = 3241898880.
The previous prime is 8374907911. The next prime is 8374907923. The reversal of 8374907920 is 297094738.
It is a tau number, because it is divible by the number of its divisors (40).
It is not an unprimeable number, because it can be changed into a prime (8374907923) by changing a digit.
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, 1686010 + ... + 1690969.
It is an arithmetic number, because the mean of its divisors is an integer number (502494624).
Almost surely, 28374907920 is an apocalyptic number.
8374907920 is a gapful number since it is divisible by the number (80) formed by its first and last digit.
It is an amenable number.
8374907920 is an abundant number, since it is smaller than the sum of its proper divisors (11724877040).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
8374907920 is a wasteful number, since it uses less digits than its factorization.
8374907920 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3377023 (or 3377017 counting only the distinct ones).
The product of its (nonzero) digits is 762048, while the sum is 49.
The square root of 8374907920 is about 91514.5230004506. The cubic root of 8374907920 is about 2030.7666076613.
The spelling of 8374907920 in words is "eight billion, three hundred seventy-four million, nine hundred seven thousand, nine hundred twenty".
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