Base | Representation |
---|---|
bin | 100100101000010… |
… | …0100100110001101 |
3 | 10011122201210010112 |
4 | 1021100210212031 |
5 | 10004121042343 |
6 | 321543245405 |
7 | 42313005311 |
oct | 11120444615 |
9 | 3148653115 |
10 | 1229080973 |
11 | 5808697aa |
12 | 2a3749865 |
13 | 167837063 |
14 | b933db41 |
15 | 72d82218 |
hex | 4942498d |
1229080973 has 12 divisors (see below), whose sum is σ = 1271864640. Its totient is φ = 1187534712.
The previous prime is 1229080939. The next prime is 1229081017. The reversal of 1229080973 is 3790809221.
It is a happy number.
It is not a de Polignac number, because 1229080973 - 28 = 1229080717 is a prime.
It is a hoax number, since the sum of its digits (41) coincides with the sum of the digits of its distinct prime factors.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 1229080973.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1229080933) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 170990 + ... + 178032.
It is an arithmetic number, because the mean of its divisors is an integer number (105988720).
Almost surely, 21229080973 is an apocalyptic number.
It is an amenable number.
1229080973 is a deficient number, since it is larger than the sum of its proper divisors (42783667).
1229080973 is an frugal number, since it uses more digits than its factorization.
1229080973 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7216 (or 7169 counting only the distinct ones).
The product of its (nonzero) digits is 54432, while the sum is 41.
The square root of 1229080973 is about 35058.2511400669. The cubic root of 1229080973 is about 1071.1743513163.
The spelling of 1229080973 in words is "one billion, two hundred twenty-nine million, eighty thousand, nine hundred seventy-three".
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