Base | Representation |
---|---|
bin | 10001111001110101011… |
… | …110000001011101001100 |
3 | 11100121200220200110221101 |
4 | 101321311132001131030 |
5 | 130124204322414322 |
6 | 2341112332512444 |
7 | 154613521532653 |
oct | 21716536013514 |
9 | 4317626613841 |
10 | 1230331451212 |
11 | 434865036346 |
12 | 17a54361b724 |
13 | 8c034540286 |
14 | 437969b219a |
15 | 2200c987327 |
hex | 11e7578174c |
1230331451212 has 6 divisors (see below), whose sum is σ = 2153080039628. Its totient is φ = 615165725604.
The previous prime is 1230331451191. The next prime is 1230331451227. The reversal of 1230331451212 is 2121541330321.
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 153791431398 + ... + 153791431405.
Almost surely, 21230331451212 is an apocalyptic number.
It is an amenable number.
1230331451212 is a deficient number, since it is larger than the sum of its proper divisors (922748588416).
1230331451212 is a wasteful number, since it uses less digits than its factorization.
1230331451212 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 307582862807 (or 307582862805 counting only the distinct ones).
The product of its (nonzero) digits is 4320, while the sum is 28.
Adding to 1230331451212 its reverse (2121541330321), we get a palindrome (3351872781533).
The spelling of 1230331451212 in words is "one trillion, two hundred thirty billion, three hundred thirty-one million, four hundred fifty-one thousand, two hundred twelve".
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