Base | Representation |
---|---|
bin | 11100001000001111… |
… | …011010101001100000 |
3 | 2212221220022220022220 |
4 | 130020033122221200 |
5 | 443323433430422 |
6 | 21513003431040 |
7 | 2116313343243 |
oct | 341017325140 |
9 | 85856286286 |
10 | 30203030112 |
11 | 11899906612 |
12 | 5a2ab25480 |
13 | 2b04470668 |
14 | 16673b925a |
15 | bbb880e5c |
hex | 7083daa60 |
30203030112 has 48 divisors (see below), whose sum is σ = 79693795440. Its totient is φ = 10015506432.
The previous prime is 30203030041. The next prime is 30203030141. The reversal of 30203030112 is 21103030203.
It is a tau number, because it is divible by the number of its divisors (48).
It is a junction number, because it is equal to n+sod(n) for n = 30203030091 and 30203030100.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 796537 + ... + 833592.
It is an arithmetic number, because the mean of its divisors is an integer number (1660287405).
Almost surely, 230203030112 is an apocalyptic number.
30203030112 is a gapful number since it is divisible by the number (32) formed by its first and last digit.
It is an amenable number.
30203030112 is an abundant number, since it is smaller than the sum of its proper divisors (49490765328).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30203030112 is a wasteful number, since it uses less digits than its factorization.
30203030112 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1630335 (or 1630327 counting only the distinct ones).
The product of its (nonzero) digits is 108, while the sum is 15.
Adding to 30203030112 its reverse (21103030203), we get a palindrome (51306060315).
Subtracting from 30203030112 its reverse (21103030203), we obtain a palindrome (9099999909).
The spelling of 30203030112 in words is "thirty billion, two hundred three million, thirty thousand, one hundred twelve".
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