Base | Representation |
---|---|
bin | 1001000101010101100… |
… | …11001110110011100110 |
3 | 1002211121000020101122200 |
4 | 10202222303032303212 |
5 | 20103141404431042 |
6 | 355213410435330 |
7 | 31356131305533 |
oct | 4425263166346 |
9 | 1084530211580 |
10 | 312103202022 |
11 | 1103a91370a7 |
12 | 505a2892b46 |
13 | 2357b488501 |
14 | 1116a745d8a |
15 | 81ba017c4c |
hex | 48aaccece6 |
312103202022 has 24 divisors (see below), whose sum is σ = 676331923176. Its totient is φ = 104017736256.
The previous prime is 312103201999. The next prime is 312103202029. The reversal of 312103202022 is 220202301213.
312103202022 is a `hidden beast` number, since 312 + 10 + 320 + 2 + 0 + 22 = 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 = 312103201986 and 312103202004.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (312103202029) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1272948 + ... + 1498199.
It is an arithmetic number, because the mean of its divisors is an integer number (28180496799).
Almost surely, 2312103202022 is an apocalyptic number.
312103202022 is an abundant number, since it is smaller than the sum of its proper divisors (364228721154).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
312103202022 is a wasteful number, since it uses less digits than its factorization.
312103202022 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2777412 (or 2777409 counting only the distinct ones).
The product of its (nonzero) digits is 288, while the sum is 18.
Adding to 312103202022 its reverse (220202301213), we get a palindrome (532305503235).
The spelling of 312103202022 in words is "three hundred twelve billion, one hundred three million, two hundred two thousand, twenty-two".
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