Base | Representation |
---|---|
bin | 1101110001110110010111… |
… | …11101100000001001111000 |
3 | 10222021122220112200112221002 |
4 | 12320323023331200021320 |
5 | 12432414122012001240 |
6 | 144235403350104132 |
7 | 6245053151464163 |
oct | 670731375401170 |
9 | 128248815615832 |
10 | 30300121203320 |
11 | 9722233551191 |
12 | 349444934b048 |
13 | 13ba39b3c66a7 |
14 | 76a76863cada |
15 | 378297e29d15 |
hex | 1b8ecbf60278 |
30300121203320 has 32 divisors (see below), whose sum is σ = 68175498409200. Its totient is φ = 12120008356608.
The previous prime is 30300121203181. The next prime is 30300121203329. The reversal of 30300121203320 is 2330212100303.
It is a Harshad number since it is a multiple of its sum of digits (20).
It is a junction number, because it is equal to n+sod(n) for n = 30300121203292 and 30300121203301.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30300121203329) 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, 12972092 + ... + 15128628.
Almost surely, 230300121203320 is an apocalyptic number.
It is an amenable number.
30300121203320 is an abundant number, since it is smaller than the sum of its proper divisors (37875377205880).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30300121203320 is a wasteful number, since it uses less digits than its factorization.
30300121203320 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2507807 (or 2507803 counting only the distinct ones).
The product of its (nonzero) digits is 648, while the sum is 20.
Adding to 30300121203320 its reverse (2330212100303), we get a palindrome (32630333303623).
The spelling of 30300121203320 in words is "thirty trillion, three hundred billion, one hundred twenty-one million, two hundred three thousand, three hundred twenty".
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