Base | Representation |
---|---|
bin | 111010011010011… |
… | …000110100001000 |
3 | 2112022000221122220 |
4 | 322122120310020 |
5 | 4001334332122 |
6 | 241124414040 |
7 | 33166553640 |
oct | 7232306410 |
9 | 2468027586 |
10 | 979995912 |
11 | 463200485 |
12 | 234247320 |
13 | 128054c4c |
14 | 94221520 |
15 | 5b07e25c |
hex | 3a698d08 |
979995912 has 96 divisors (see below), whose sum is σ = 2878384320. Its totient is φ = 272367360.
The previous prime is 979995911. The next prime is 979995977. The reversal of 979995912 is 219599979.
It is not an unprimeable number, because it can be changed into a prime (979995911) 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 23 ways as a sum of consecutive naturals, for example, 227862 + ... + 232122.
It is an arithmetic number, because the mean of its divisors is an integer number (29983170).
Almost surely, 2979995912 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 979995912, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1439192160).
979995912 is an abundant number, since it is smaller than the sum of its proper divisors (1898388408).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
979995912 is a wasteful number, since it uses less digits than its factorization.
979995912 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4351 (or 4310 counting only the distinct ones).
The product of its digits is 4133430, while the sum is 60.
The square root of 979995912 is about 31304.8863917440. The cubic root of 979995912 is about 993.2870072335.
The spelling of 979995912 in words is "nine hundred seventy-nine million, nine hundred ninety-five thousand, nine hundred twelve".
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