Base | Representation |
---|---|
bin | 11100001000001111… |
… | …101011111110110111 |
3 | 2212221220110111201111 |
4 | 130020033223332313 |
5 | 443323443213421 |
6 | 21513005135451 |
7 | 2116314060241 |
oct | 341017537667 |
9 | 85856414644 |
10 | 30203101111 |
11 | 11899954997 |
12 | 5a2ab5a587 |
13 | 2b04496a81 |
14 | 16673d7091 |
15 | bbb896ee1 |
hex | 7083ebfb7 |
30203101111 has 8 divisors (see below), whose sum is σ = 30611894544. Its totient is φ = 29796650880.
The previous prime is 30203101109. The next prime is 30203101121. The reversal of 30203101111 is 11110130203.
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 30203101111 - 21 = 30203101109 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 30203101091 and 30203101100.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30203101121) 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, 559840 + ... + 611413.
It is an arithmetic number, because the mean of its divisors is an integer number (3826486818).
Almost surely, 230203101111 is an apocalyptic number.
30203101111 is a deficient number, since it is larger than the sum of its proper divisors (408793433).
30203101111 is a wasteful number, since it uses less digits than its factorization.
30203101111 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1171601.
The product of its (nonzero) digits is 18, while the sum is 13.
Adding to 30203101111 its reverse (11110130203), we get a palindrome (41313231314).
The spelling of 30203101111 in words is "thirty billion, two hundred three million, one hundred one thousand, one hundred eleven".
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