19384449420

Names of 19384449420

• Cardinal: 19384449420 can be written as Nineteen billion, three hundred eighty-four million, four hundred forty-nine thousand, four hundred twenty.

Scientific notation

• Scientific notation: 1.938444942 × 10¹⁰

Factors of 19384449420

• Number of distinct prime factors ω(n): 8
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 811

Divisors of 19384449420

• Number of divisors d(n): 384
• Complete list of divisors:
  1 2 3 4 5 6 7 10 12 14 15 19 20 21 28 30 31 35 38 42 57 60 62 70 76 84 93 95 105 114 124 127 133 140 155 186 190 210 217 228 254 266 285 310 372 380 381 399 420 434 465 508 532 570 589 617 620 635 651 665 762 798 868 889 930 1085 1140 1178 1234 1270 1302 1330 1524 1596 1767 1778 1851 1860 1905 1995 2170 2356 2413 2468 2540 2604 2660 2667 2945 3085 3255 3534 3556 3702 3810 3937 3990 4123 4319 4340 4445 4826 5334 5890 6170 6510 7068 7239 7404 7620 7874 7980 8246 8638 8835 8890 9255 9652 10668 11723 11780 11811 12065 12340 12369 12957 13020 13335 14478 15748 16492 16891 17276 17670 17780 18510 19127 19685 20615 21595 23446 23622 24130 24738 25914 26670 27559 28956 33782 35169 35340 36195 37020 38254 39370 41230 43190 46892 47244 48260 49476 50673 51828 53340 55118 57381 58615 59055 61845 64785 67564 70338 72390 74803 76508 78359 78740 82061 82460 82677 84455 86380 95635 101346 110236 114762 117230 118110 123690 129570 133889 137795 140676 144780 149606 156718 164122 165354 168910 175845 191270 202692 224409 229524 234460 235077 236220 246183 247380 253365 259140 267778 275590 286905 299212 313436 328244 330708 337820 351690 363413 374015 382540 391795 401667 410305 413385 448818 470154 492366 506730 523621 535556 548513 551180 573810 669445 703380 726826 748030 783590 803334 820610 826770 897636 940308 984732 1013460 1047242 1090239 1097026 1122045 1147620 1175385 1230915 1338890 1453652 1488821 1496060 1567180 1570863 1606668 1641220 1645539 1653540 1817065 2008335 2094484 2180478 2194052 2244090 2350770 2429129 2461830 2543891 2618105 2677780 2742565 2977642 3141726 3291078 3634130 4016670 4360956 4466463 4488180 4701540 4858258 4923660 5087782 5236210 5451195 5485130 5955284 6283452 6582156 7268260 7287387 7444105 7631673 7854315 8033340 8227695 8932926 9716516 10175564 10421747 10472420 10902390 10970260 12145645 12719455 14574774 14888210 15263346 15708630 16455390 17003903 17865852 20843494 21804780 22332315 24291290 25438910 29149548 29776420 30526692 31265241 31417260 32910780 34007806 36436935 38158365 41686988 44664630 46153451 48582580 50877820 51011709 52108735 62530482 68015612 72873870 76316730 85019515 89329260 92306902 102023418 104217470 125060964 138460353 145747740 152633460 156326205 170039030 184613804 204046836 208434940 230767255 255058545 276920706 312652410 323074157 340078060 461534510 510117090 553841412 625304820 646148314 692301765 923069020 969222471 1020234180 1292296628 1384603530 1615370785 1938444942 2769207060 3230741570 3876889884 4846112355 6461483140 9692224710 19384449420
• Sum of all divisors σ(n): 68042096640
• Sum of proper divisors (its aliquot sum) s(n): 48657647220
• 19384449420 is an abundant number, because the sum of its proper divisors (48657647220) is greater than itself. Its abundance is 29273197800

Bases of 19384449420

• Binary: 10010000011011001110011100110001100₂
• Hexadecimal: 0x48367398C
• Base-36: 8WL00WC

Squares and roots of 19384449420

• 19384449420 squared (19384449420²) is 375756879316538336400
• 19384449420 cubed (19384449420³) is 7283840221328481551436744888000
• The square root of 19384449420 is 139228.0482517801
• The cube root of 19384449420 is 2686.2792457413

Scales and comparisons

• 19,384,449,420 seconds is equal to 616 years, 19 weeks, 1 hour, 17 minutes.
• To count from 1 to 19,384,449,420 would take you about one thousand, two hundred thirty-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 19384449420 cubic inches would be around 223.9 feet tall.

Recreational maths with 19384449420

• 19384449420 backwards is 02494448391
• The number of decimal digits it has is: 11
• The sum of 19384449420's digits is 48
• More coming soon!