Base | Representation |
---|---|
bin | 1001000101100010011… |
… | …11100101111111100100 |
3 | 1002211212112122100122111 |
4 | 10202301033211333210 |
5 | 20103402043102244 |
6 | 355232231410404 |
7 | 31361613160120 |
oct | 4426117457744 |
9 | 1084775570574 |
10 | 312211300324 |
11 | 110454159a40 |
12 | 50612b23a04 |
13 | 235979a60c1 |
14 | 1117ac44580 |
15 | 81c476be34 |
hex | 48b13e5fe4 |
312211300324 has 96 divisors (see below), whose sum is σ = 716663243520. Its totient is φ = 115466342400.
The previous prime is 312211300279. The next prime is 312211300333. The reversal of 312211300324 is 423003112213.
It is a Harshad number since it is a multiple of its sum of digits (22).
It is a junction number, because it is equal to n+sod(n) for n = 312211300295 and 312211300304.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 133132 + ... + 801340.
It is an arithmetic number, because the mean of its divisors is an integer number (7465242120).
Almost surely, 2312211300324 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 312211300324, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (358331621760).
312211300324 is an abundant number, since it is smaller than the sum of its proper divisors (404451943196).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
312211300324 is a wasteful number, since it uses less digits than its factorization.
312211300324 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 668309 (or 668307 counting only the distinct ones).
The product of its (nonzero) digits is 864, while the sum is 22.
Adding to 312211300324 its reverse (423003112213), we get a palindrome (735214412537).
The spelling of 312211300324 in words is "three hundred twelve billion, two hundred eleven million, three hundred thousand, three hundred twenty-four".
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