163396981720

Names of 163396981720

• Cardinal: 163396981720 can be written as One hundred sixty-three billion, three hundred ninety-six million, nine hundred eighty-one thousand, seven hundred twenty.

Scientific notation

• Scientific notation: 1.6339698172 × 10¹¹

Factors of 163396981720

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 60

Divisors of 163396981720

• Number of divisors d(n): 432
• Complete list of divisors:
  1 2 4 5 7 8 10 14 17 20 28 29 34 35 40 49 56 58 68 70 85 98 116 119 136 140 145 170 196 203 232 238 245 280 289 290 340 343 392 406 476 490 493 578 580 595 680 686 812 833 841 952 980 986 1015 1156 1160 1190 1372 1421 1445 1624 1666 1682 1715 1960 1972 2023 2030 2312 2380 2401 2465 2744 2842 2890 3332 3364 3430 3451 3944 4046 4060 4165 4205 4760 4802 4930 5684 5780 5831 5887 6664 6728 6860 6902 7105 8092 8120 8330 8381 8410 9604 9860 9947 10115 11368 11560 11662 11774 12005 13720 13804 14161 14210 14297 16184 16660 16762 16807 16820 17255 19208 19720 19894 20230 23324 23548 24010 24157 27608 28322 28420 28594 29155 29435 33320 33524 33614 33640 34510 39788 40460 40817 41209 41905 46648 47096 48020 48314 49735 56644 56840 57188 58310 58667 58870 67048 67228 69020 69629 70805 71485 79576 80920 81634 82418 83810 84035 96040 96628 99127 99470 100079 113288 114376 116620 117334 117740 120785 134456 138040 139258 141610 142970 163268 164836 167620 168070 169099 193256 198254 198940 200158 204085 206045 233240 234668 235480 241570 243049 278516 283220 285719 285940 288463 293335 326536 329672 335240 336140 338198 348145 396508 397880 400316 408170 410669 412090 469336 483140 486098 487403 495635 500395 557032 566440 571438 571880 576926 586670 672280 676396 693889 696290 700553 793016 800632 816340 821338 824180 845495 966280 972196 974806 991270 1000790 1142876 1153852 1173340 1183693 1215245 1352792 1387778 1392580 1401106 1428595 1442315 1632680 1642676 1648360 1690990 1701343 1944392 1949612 1982540 2001580 2019241 2053345 2285752 2307704 2346680 2367386 2430490 2437015 2775556 2785160 2802212 2857190 2874683 2884630 3285352 3381980 3402686 3469445 3502765 3899224 3965080 4003160 4038482 4106690 4734772 4857223 4860980 4874030 4903871 5551112 5604424 5714380 5749366 5769260 5918465 6763960 6805372 6938890 7005530 8076964 8213380 8285851 8506715 9469544 9714446 9721960 9748060 9807742 10096205 11428760 11498732 11538520 11836930 11909401 13610744 13877780 14011060 14134687 14373415 16153928 16426760 16571702 17013430 19428892 19496120 19615484 20122781 20192410 22997464 23673860 23818802 24286115 24519355 27755560 28022120 28269374 28746830 33143404 34026860 34327097 38857784 39230968 40245562 40384820 41429255 47347720 47637604 48572230 49038710 56538748 57493660 59547005 66286808 68053720 68654194 70673435 80491124 80769640 82858510 83365807 95275208 97144460 98077420 100613905 113077496 114987320 119094010 137308388 140859467 141346870 160982248 165717020 166731614 171635485 194288920 196154840 201227810 238188020 240289679 274616776 281718934 282693740 331434040 333463228 343270970 402455620 416829035 476376040 480579358 563437868 565387480 583560649 666926456 686541940 704297335 804911240 833658070 961158716 1126875736 1167121298 1201448395 1373083880 1408594670 1667316140 1922317432 2334242596 2402896790 2817189340 2917803245 3334632280 4084924543 4668485192 4805793580 5634378680 5835606490 8169849086 9611587160 11671212980 16339698172 20424622715 23342425960 32679396344 40849245430 81698490860 163396981720
• Sum of all divisors σ(n): 471880833840
• Sum of proper divisors (its aliquot sum) s(n): 308483852120
• 163396981720 is an abundant number, because the sum of its proper divisors (308483852120) is greater than itself. Its abundance is 145086870400

Bases of 163396981720

• Binary: 10011000001011001110000001001111011000₂
• Hexadecimal: 0x260B3813D8
• Base-36: 232ACDZS

Squares and roots of 163396981720

• 163396981720 squared (163396981720²) is 26698573635206014158400
• 163396981720 cubed (163396981720³) is 4362466348221831043874145984448000
• The square root of 163396981720 is 404223.9252196733
• The cube root of 163396981720 is 5466.9866073077

Scales and comparisons

• 163,396,981,720 seconds is equal to 5,195 years, 26 weeks, 6 days, 18 hours, 28 minutes, 40 seconds.
• To count from 1 to 163,396,981,720 would take you about ten thousand, three hundred ninety-one 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 163396981720 cubic inches would be around 455.6 feet tall.

Recreational maths with 163396981720

• 163396981720 backwards is 027189693361
• The number of decimal digits it has is: 12
• The sum of 163396981720's digits is 55
• More coming soon!