Base | Representation |
---|---|
bin | 10001100011000010… |
… | …00000000000000001 |
3 | 220022112122120022001 |
4 | 20301201000000001 |
5 | 123243142401204 |
6 | 4154445344001 |
7 | 452311236040 |
oct | 106141000001 |
9 | 26275576261 |
10 | 9420668929 |
11 | 3aa47a4001 |
12 | 19aab68001 |
13 | b7197a619 |
14 | 65523a557 |
15 | 3a20c44a4 |
hex | 231840001 |
9420668929 has 8 divisors (see below), whose sum is σ = 10771591040. Its totient is φ = 8071024896.
The previous prime is 9420668911. The next prime is 9420668951. The reversal of 9420668929 is 9298660249.
It is a Cunningham number, because it is equal to 21123+1.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 9420668929 - 219 = 9420144641 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 9420668929.
It is not an unprimeable number, because it can be changed into a prime (9420663929) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (7) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 303669 + ... + 333250.
It is an arithmetic number, because the mean of its divisors is an integer number (1346448880).
It is a Proth number, since it is equal to 35937 ⋅ 218 + 1 and 35937 < 218.
Almost surely, 29420668929 is an apocalyptic number.
It is an amenable number.
9420668929 is a deficient number, since it is larger than the sum of its proper divisors (1350922111).
9420668929 is a wasteful number, since it uses less digits than its factorization.
9420668929 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 639039.
The product of its (nonzero) digits is 3359232, while the sum is 55.
The square root of 9420668929 is about 97060.1304810580. The cubic root of 9420668929 is about 2112.0000000747. Note that the first 7 decimals are identical.
The spelling of 9420668929 in words is "nine billion, four hundred twenty million, six hundred sixty-eight thousand, nine hundred twenty-nine".
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