389385330672

Names of 389385330672

• Cardinal: 389385330672 can be written as Three hundred eighty-nine billion, three hundred eighty-five million, three hundred thirty thousand, six hundred seventy-two.

Scientific notation

• Scientific notation: 3.89385330672 × 10¹¹

Factors of 389385330672

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 8346

Divisors of 389385330672

• Number of divisors d(n): 320
• Complete list of divisors:
  1 2 3 4 6 8 12 13 16 24 26 29 37 39 48 52 58 71 74 78 87 104 111 116 142 148 156 174 208 213 222 232 284 296 312 348 377 426 444 464 481 568 592 624 696 754 852 888 923 962 1073 1131 1136 1392 1443 1508 1704 1776 1846 1924 2059 2146 2262 2627 2769 2886 3016 3219 3408 3692 3848 4118 4292 4524 5254 5538 5772 6032 6177 6438 7384 7696 7881 8191 8236 8584 9048 10508 11076 11544 12354 12876 13949 14768 15762 16382 16472 17168 18096 21016 22152 23088 24573 24708 25752 26767 27898 31524 32764 32944 34151 41847 42032 44304 49146 49416 51504 53534 55796 63048 65528 68302 76183 80301 83694 98292 98832 102453 106483 107068 111592 126096 131056 136604 152366 160602 167388 196584 204906 212966 214136 223184 228549 237539 273208 303067 304732 319449 321204 334776 393168 409812 425932 428272 457098 475078 546416 581561 606134 609464 638898 642408 669552 712617 819624 851864 909201 914196 950156 990379 1163122 1212268 1218928 1277796 1284816 1425234 1639248 1703728 1744683 1818402 1828392 1900312 1980758 2326244 2424536 2555592 2850468 2971137 3088007 3489366 3636804 3656784 3800624 3939871 3961516 4652488 4849072 5111184 5700936 5942274 6176014 6978732 7273608 7560293 7879742 7923032 8788943 9264021 9304976 11401872 11819613 11884548 12352028 13957464 14547216 15120586 15759484 15846064 16865269 17577886 18528042 21517757 22680879 23639226 23769096 24704056 26366829 27914928 30241172 31518968 33730538 35155772 37056084 43035514 45361758 47278452 47538192 49408112 50595807 52733658 60482344 63037936 64553271 67461076 70311544 74112168 86071028 90723516 94556904 101191614 105467316 114256259 120964688 129106542 134922152 140623088 148224336 172142056 181447032 189113808 202383228 210934632 219248497 228512518 258213084 269844304 279730841 342768777 344284112 362894064 404766456 421869264 438496994 457025036 516426168 559461682 624014953 657745491 685537554 809532912 839192523 876993988 914050072 1032852336 1118923364 1248029906 1315490982 1371075108 1678385046 1753987976 1828100144 1872044859 2237846728 2496059812 2630981964 2742150216 3356770092 3507975952 3744089718 4475693456 4992119624 5261963928 5484300432 6713540184 7488179436 8112194389 9984239248 10523927856 13427080368 14976358872 16224388778 24336583167 29952717744 32448777556 48673166334 64897555112 97346332668 129795110224 194692665336 389385330672
• Sum of all divisors σ(n): 1167285288960
• Sum of proper divisors (its aliquot sum) s(n): 777899958288
• 389385330672 is an abundant number, because the sum of its proper divisors (777899958288) is greater than itself. Its abundance is 388514627616

Bases of 389385330672

• Binary: 101101010101001001011001001111111110000₂
• Hexadecimal: 0x5AA92C9FF0
• Base-36: 4YVPZ01C

Squares and roots of 389385330672

• 389385330672 squared (389385330672²) is 151620935742542783971584
• 389385330672 cubed (389385330672³) is 59038968200908085794882697291624448
• The square root of 389385330672 is 624007.4764552105
• The cube root of 389385330672 is 7302.3032118909

Scales and comparisons

• 389,385,330,672 seconds is equal to 12,381 years, 12 weeks, 6 days, 15 hours, 51 minutes, 12 seconds.
• To count from 1 to 389,385,330,672 would take you about twenty-four thousand, seven hundred sixty-two years!

  This is a very rough estimate, based on a speaking rate of half a second every third order of magnitude. If you speak quickly, you could probably say any randomly-chosen number between one and a thousand in around half a second. Very big numbers obviously take longer to say, so we add half a second for every extra x1000. (We do not count involuntary pauses, bathroom breaks or the necessity of sleep in our calculation!)

• A cube with a volume of 389385330672 cubic inches would be around 608.5 feet tall.

Recreational maths with 389385330672

• 389385330672 backwards is 276033583983
• The number of decimal digits it has is: 12
• The sum of 389385330672's digits is 57
• More coming soon!