Base | Representation |
---|---|
bin | 11100001000010100… |
… | …011011100001111000 |
3 | 2212221222210200020201 |
4 | 130020110123201320 |
5 | 443324303010230 |
6 | 21513051531544 |
7 | 2116330456144 |
oct | 341024334170 |
9 | 85858720221 |
10 | 30204344440 |
11 | 1189a624036 |
12 | 5a2b459bb4 |
13 | 2b0481097a |
14 | 166763c224 |
15 | bbba405ca |
hex | 70851b878 |
30204344440 has 32 divisors (see below), whose sum is σ = 67965786000. Its totient is φ = 12080669184.
The previous prime is 30204344413. The next prime is 30204344449. The reversal of 30204344440 is 4444340203.
It is a junction number, because it is equal to n+sod(n) for n = 30204344399 and 30204344408.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30204344449) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 550576 + ... + 602944.
Almost surely, 230204344440 is an apocalyptic number.
It is an amenable number.
30204344440 is an abundant number, since it is smaller than the sum of its proper divisors (37761441560).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30204344440 is a wasteful number, since it uses less digits than its factorization.
30204344440 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 66799 (or 66795 counting only the distinct ones).
The product of its (nonzero) digits is 18432, while the sum is 28.
Adding to 30204344440 its reverse (4444340203), we get a palindrome (34648684643).
The spelling of 30204344440 in words is "thirty billion, two hundred four million, three hundred forty-four thousand, four hundred forty".
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