Base | Representation |
---|---|
bin | 1001001001100101010110… |
… | …10001001101011111101000 |
3 | 2122020111112020220102212200 |
4 | 10210302223101031133220 |
5 | 10114123241024330440 |
6 | 110443121420140200 |
7 | 4144441516050063 |
oct | 444625321153750 |
9 | 78214466812780 |
10 | 20120500230120 |
11 | 6458068926484 |
12 | 230b5a2997660 |
13 | b2c480003b54 |
14 | 4d7ba1bb98da |
15 | 24d5a8becc30 |
hex | 124cab44d7e8 |
20120500230120 has 96 divisors (see below), whose sum is σ = 67501033067520. Its totient is φ = 5192387153280.
The previous prime is 20120500230029. The next prime is 20120500230169. The reversal of 20120500230120 is 2103200502102.
20120500230120 is a `hidden beast` number, since 2 + 0 + 1 + 20 + 500 + 23 + 0 + 120 = 666.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a junction number, because it is equal to n+sod(n) for n = 20120500230093 and 20120500230102.
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, 901444944 + ... + 901467263.
It is an arithmetic number, because the mean of its divisors is an integer number (703135761120).
Almost surely, 220120500230120 is an apocalyptic number.
20120500230120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
20120500230120 is an abundant number, since it is smaller than the sum of its proper divisors (47380532837400).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20120500230120 is a wasteful number, since it uses less digits than its factorization.
20120500230120 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1802912255 (or 1802912248 counting only the distinct ones).
The product of its (nonzero) digits is 240, while the sum is 18.
Adding to 20120500230120 its reverse (2103200502102), we get a palindrome (22223700732222).
The spelling of 20120500230120 in words is "twenty trillion, one hundred twenty billion, five hundred million, two hundred thirty thousand, one hundred twenty".
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