Base | Representation |
---|---|
bin | 11011111101011010… |
… | …100100011101010011 |
3 | 2212111020120100211100 |
4 | 123331122210131103 |
5 | 442440434420444 |
6 | 21442554515443 |
7 | 2111646504432 |
oct | 337532443523 |
9 | 85436510740 |
10 | 30021404499 |
11 | 118063335a9 |
12 | 599a135b83 |
13 | 2aa594a898 |
14 | 164b21b119 |
15 | baa955e69 |
hex | 6fd6a4753 |
30021404499 has 12 divisors (see below), whose sum is σ = 45646580200. Its totient is φ = 18960886944.
The previous prime is 30021404477. The next prime is 30021404513. The reversal of 30021404499 is 99440412003.
It is not a de Polignac number, because 30021404499 - 229 = 29484533587 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (30021404449) 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, 87781714 + ... + 87782055.
Almost surely, 230021404499 is an apocalyptic number.
30021404499 is a deficient number, since it is larger than the sum of its proper divisors (15625175701).
30021404499 is a wasteful number, since it uses less digits than its factorization.
30021404499 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 175563794 (or 175563791 counting only the distinct ones).
The product of its (nonzero) digits is 31104, while the sum is 36.
The spelling of 30021404499 in words is "thirty billion, twenty-one million, four hundred four thousand, four hundred ninety-nine".
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