Base | Representation |
---|---|
bin | 11100100010111010101… |
… | …00100011100000100001 |
3 | 10110202122220111200022200 |
4 | 32101131110203200201 |
5 | 112032203430303042 |
6 | 2030325350123413 |
7 | 130601406152325 |
oct | 16213524434041 |
9 | 3422586450280 |
10 | 980818212897 |
11 | 348a65347386 |
12 | 13a10a050569 |
13 | 7164c27c963 |
14 | 35686aab985 |
15 | 1a7a776dc4c |
hex | e45d523821 |
980818212897 has 12 divisors (see below), whose sum is σ = 1416792923520. Its totient is φ = 653853190968.
The previous prime is 980818212889. The next prime is 980818212989. The reversal of 980818212897 is 798212818089.
It is not a de Polignac number, because 980818212897 - 23 = 980818212889 is a prime.
It is a hoax number, since the sum of its digits (63) coincides with the sum of the digits of its distinct prime factors.
It is not an unprimeable number, because it can be changed into a prime (980818212397) 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 11 ways as a sum of consecutive naturals, for example, 1890853 + ... + 2353074.
It is an arithmetic number, because the mean of its divisors is an integer number (118066076960).
Almost surely, 2980818212897 is an apocalyptic number.
It is an amenable number.
980818212897 is a deficient number, since it is larger than the sum of its proper divisors (435974710623).
980818212897 is a wasteful number, since it uses less digits than its factorization.
980818212897 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4269612 (or 4269609 counting only the distinct ones).
The product of its (nonzero) digits is 9289728, while the sum is 63.
The spelling of 980818212897 in words is "nine hundred eighty billion, eight hundred eighteen million, two hundred twelve thousand, eight hundred ninety-seven".
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