Base | Representation |
---|---|
bin | 1001000101100010100… |
… | …00000100010010111101 |
3 | 1002211212112212122220120 |
4 | 10202301100010102331 |
5 | 20103402111040240 |
6 | 355232234205153 |
7 | 31361614215024 |
oct | 4426120042275 |
9 | 1084775778816 |
10 | 312211424445 |
11 | 110454234218 |
12 | 50612b837b9 |
13 | 23597a1a74b |
14 | 1117ac778bb |
15 | 81c4793ad0 |
hex | 48b14044bd |
312211424445 has 16 divisors (see below), whose sum is σ = 500676190080. Its totient is φ = 166133456064.
The previous prime is 312211424387. The next prime is 312211424477. The reversal of 312211424445 is 544424112213.
It is not a de Polignac number, because 312211424445 - 224 = 312194647229 is a prime.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 23699674 + ... + 23712843.
It is an arithmetic number, because the mean of its divisors is an integer number (31292261880).
Almost surely, 2312211424445 is an apocalyptic number.
It is an amenable number.
312211424445 is a deficient number, since it is larger than the sum of its proper divisors (188464765635).
312211424445 is a wasteful number, since it uses less digits than its factorization.
312211424445 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 47412964.
The product of its digits is 30720, while the sum is 33.
Adding to 312211424445 its reverse (544424112213), we get a palindrome (856635536658).
The spelling of 312211424445 in words is "three hundred twelve billion, two hundred eleven million, four hundred twenty-four thousand, four hundred forty-five".
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