Base | Representation |
---|---|
bin | 1101110001111010001001… |
… | …11010110001100010001100 |
3 | 10222021212010222020002110101 |
4 | 12320331010322301202030 |
5 | 12432432301013444322 |
6 | 144240341001420444 |
7 | 6245154352465060 |
oct | 670750472614214 |
9 | 128255128202411 |
10 | 30302150531212 |
11 | 9723084aaa27a |
12 | 3494914a9a724 |
13 | 13ba63296bb21 |
14 | 76a8bbd6daa0 |
15 | 378366182327 |
hex | 1b8f44eb188c |
30302150531212 has 24 divisors (see below), whose sum is σ = 61170696405504. Its totient is φ = 12865265511312.
The previous prime is 30302150531207. The next prime is 30302150531267. The reversal of 30302150531212 is 21213505120303.
It is a Harshad number since it is a multiple of its sum of digits (28).
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, 5057098228 + ... + 5057104219.
It is an arithmetic number, because the mean of its divisors is an integer number (2548779016896).
Almost surely, 230302150531212 is an apocalyptic number.
It is an amenable number.
30302150531212 is an abundant number, since it is smaller than the sum of its proper divisors (30868545874292).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30302150531212 is a wasteful number, since it uses less digits than its factorization.
30302150531212 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10114202565 (or 10114202563 counting only the distinct ones).
The product of its (nonzero) digits is 5400, while the sum is 28.
Adding to 30302150531212 its reverse (21213505120303), we get a palindrome (51515655651515).
The spelling of 30302150531212 in words is "thirty trillion, three hundred two billion, one hundred fifty million, five hundred thirty-one thousand, two hundred twelve".
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