Base | Representation |
---|---|
bin | 11011111110000000… |
… | …011001010011101100 |
3 | 2212111221020010202020 |
4 | 123332000121103230 |
5 | 443001004222200 |
6 | 21443551230140 |
7 | 2112130003452 |
oct | 337600312354 |
9 | 85457203666 |
10 | 30031320300 |
11 | 11810996483 |
12 | 59a1518350 |
13 | 2aa7a10017 |
14 | 164c67c9d2 |
15 | bab763ea0 |
hex | 6fe0194ec |
30031320300 has 72 divisors (see below), whose sum is σ = 87687877200. Its totient is φ = 7934872320.
The previous prime is 30031320283. The next prime is 30031320313. The reversal of 30031320300 is 302313003.
It is a super-2 number, since 2×300313203002 (a number of 22 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (15).
It is a self number, because there is not a number n which added to its sum of digits gives 30031320300.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 426495 + ... + 491894.
Almost surely, 230031320300 is an apocalyptic number.
30031320300 is a gapful number since it is divisible by the number (30) formed by its first and last digit.
It is an amenable number.
30031320300 is an abundant number, since it is smaller than the sum of its proper divisors (57656556900).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30031320300 is a wasteful number, since it uses less digits than its factorization.
30031320300 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 918515 (or 918508 counting only the distinct ones).
The product of its (nonzero) digits is 162, while the sum is 15.
Adding to 30031320300 its reverse (302313003), we get a palindrome (30333633303).
The spelling of 30031320300 in words is "thirty billion, thirty-one million, three hundred twenty thousand, three hundred".
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