Base | Representation |
---|---|
bin | 1111011011110101100110… |
… | …0101001001000000000000 |
3 | 2020002101220111120212100000 |
4 | 3312331121211021000000 |
5 | 4211022420141214122 |
6 | 100032155445200000 |
7 | 3401052120526500 |
oct | 366753145110000 |
9 | 66071814525300 |
10 | 16970918694912 |
11 | 5453365199426 |
12 | 1aa10b2400000 |
13 | 96147382c800 |
14 | 42957ad41a00 |
15 | 1e66bc4d90ac |
hex | f6f59949000 |
16970918694912 has 2808 divisors, whose sum is σ = 67176597983040. Its totient is φ = 4260640849920.
The previous prime is 16970918694907. The next prime is 16970918694913. The reversal of 16970918694912 is 21949681907961.
16970918694912 is a `hidden beast` number, since 1 + 6 + 9 + 70 + 9 + 1 + 8 + 69 + 491 + 2 = 666.
It is a tau number, because it is divible by the number of its divisors (2808).
It is a Harshad number since it is a multiple of its sum of digits (72).
It is not an unprimeable number, because it can be changed into a prime (16970918694913) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 215 ways as a sum of consecutive naturals, for example, 239027023837 + ... + 239027023907.
It is an arithmetic number, because the mean of its divisors is an integer number (23923289880).
Almost surely, 216970918694912 is an apocalyptic number.
16970918694912 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 16970918694912, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (33588298991520).
16970918694912 is an abundant number, since it is smaller than the sum of its proper divisors (50205679288128).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
16970918694912 is an equidigital number, since it uses as much as digits as its factorization.
16970918694912 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 179 (or 125 counting only the distinct ones).
The product of its (nonzero) digits is 105815808, while the sum is 72.
The spelling of 16970918694912 in words is "sixteen trillion, nine hundred seventy billion, nine hundred eighteen million, six hundred ninety-four thousand, nine hundred twelve".
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