19389915216

Names of 19389915216

• Cardinal: 19389915216 can be written as Nineteen billion, three hundred eighty-nine million, nine hundred fifteen thousand, two hundred sixteen.

Scientific notation

• Scientific notation: 1.9389915216 × 10¹⁰

Factors of 19389915216

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 83

Divisors of 19389915216

• Number of divisors d(n): 640
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 14 16 17 18 21 23 24 27 28 31 34 36 42 46 48 51 54 56 62 63 68 69 72 84 92 93 102 108 112 119 124 126 136 138 144 153 161 168 184 186 189 204 207 216 217 238 248 252 272 276 279 306 322 336 357 368 372 378 391 408 414 432 434 459 476 483 496 504 527 529 552 558 612 621 644 651 713 714 744 756 782 816 828 837 868 918 952 966 1008 1054 1058 1071 1104 1116 1173 1224 1242 1288 1302 1426 1428 1449 1488 1512 1564 1581 1587 1656 1674 1736 1836 1904 1932 1953 2108 2116 2139 2142 2232 2346 2448 2484 2576 2604 2737 2852 2856 2898 3024 3128 3162 3174 3213 3312 3348 3472 3519 3672 3689 3703 3864 3906 4216 4232 4278 4284 4347 4464 4692 4743 4761 4968 4991 5208 5474 5704 5712 5796 5859 6256 6324 6348 6417 6426 6696 7038 7344 7378 7406 7728 7812 8211 8432 8464 8556 8568 8694 8993 9384 9486 9522 9936 9982 10416 10557 10948 11067 11109 11408 11592 11718 12121 12167 12648 12696 12834 12852 13392 14076 14229 14283 14756 14812 14973 15624 16399 16422 17112 17136 17388 17986 18768 18972 19044 19251 19964 21114 21896 22134 22218 23184 23436 24242 24334 24633 25296 25392 25668 25704 26979 28152 28458 28566 29512 29624 29946 31248 32798 32844 33201 33327 34224 34776 35972 36363 36501 37944 38088 38502 39928 42228 43792 44268 44436 44919 46872 48484 48668 49197 49266 51336 51408 53958 56304 56916 57132 59024 59248 59892 62951 65596 65688 66402 66654 69552 71944 72726 73002 73899 75888 76176 77004 79856 80937 84456 84847 85169 88536 88872 89838 93744 96968 97336 98394 98532 99603 99981 102672 107916 109089 109503 113832 114264 114793 119784 125902 131192 131376 132804 133308 134757 143888 145452 146004 147591 147798 154008 161874 168912 169694 170338 177072 177744 179676 188853 193936 194672 196788 197064 199206 199962 206839 215832 218178 219006 227664 228528 229586 239568 242811 251804 254541 255507 262384 265608 266616 269514 278783 290904 292008 295182 295596 308016 323748 327267 328509 339388 340676 344379 359352 377177 377706 393576 394128 398412 399924 413678 431664 436356 438012 442773 459172 485622 503608 509082 511014 531216 533232 539028 557566 566559 581808 584016 590364 591192 620517 647496 654534 657018 678776 681352 688758 718704 754354 755412 763623 766521 787152 796824 799848 827356 836349 872712 876024 885546 918344 971244 1007216 1018164 1022028 1033137 1078056 1115132 1131531 1133118 1180728 1182384 1241034 1294992 1309068 1314036 1357552 1362704 1377516 1447873 1508708 1510824 1527246 1533042 1593648 1599696 1654712 1672698 1699677 1745424 1752048 1771092 1836688 1861551 1942488 1951481 2036328 2044056 2066274 2156112 2230264 2263062 2266236 2290869 2299563 2361456 2482068 2509047 2618136 2628072 2640239 2755032 2895746 3017416 3021648 3054492 3066084 3099411 3309424 3345396 3394593 3399354 3542184 3723102 3884976 3902962 4072656 4088112 4132548 4343619 4460528 4526124 4532472 4581738 4599126 4964136 5018094 5236272 5256144 5280478 5510064 5584653 5791492 5854443 6034832 6108984 6132168 6198822 6412009 6690792 6789186 6798708 7084368 7446204 7527141 7805924 7920717 8265096 8687238 9052248 9064944 9163476 9198252 9928272 10036188 10183779 10560956 11169306 11582984 11708886 12217968 12264336 12397644 12824018 13030857 13381584 13578372 13597416 14892408 15054282 15611848 15841434 16530192 17374476 17563329 18104496 18326952 18396504 19236027 20072376 20367558 21121912 22338612 23165968 23417772 23762151 24795288 25648036 26061714 27156744 27194832 29784816 30108564 31223696 31682868 34748952 35126658 36653904 36793008 38472054 39092571 40144752 40735116 42243824 44677224 44884063 46835544 47524302 49590576 51296072 52123428 52689987 54313488 57708081 60217128 63365736 69497904 70253316 71286453 76944108 78185142 81470232 89354448 89768126 93671088 95048604 102592144 104246856 105379974 115416162 120434256 126731472 134652189 140506632 142572906 153888216 156370284 162940464 173124243 179536252 190097208 208493712 210759948 230832324 269304378 281013264 285145812 307776432 312740568 346248486 359072504 380194416 403956567 421519896 461664648 538608756 570291624 625481136 692496972 718145008 807913134 843039792 923329296 1077217512 1140583248 1211869701 1384993944 1615826268 2154435024 2423739402 2769987888 3231652536 4847478804 6463305072 9694957608 19389915216
• Sum of all divisors σ(n): 72681062400
• Sum of proper divisors (its aliquot sum) s(n): 53291147184
• 19389915216 is an abundant number, because the sum of its proper divisors (53291147184) is greater than itself. Its abundance is 33901231968

Bases of 19389915216

• Binary: 10010000011101110101010000001010000₂
• Hexadecimal: 0x483BAA050
• Base-36: 8WO96C0

Squares and roots of 19389915216

• 19389915216 squared (19389915216²) is 375968812083668326656
• 19389915216 cubed (19389915216³) is 7290003390162565152124432797696
• The square root of 19389915216 is 139247.6758010703
• The cube root of 19389915216 is 2686.5317036823

Scales and comparisons

• 19,389,915,216 seconds is equal to 616 years, 28 weeks, 7 hours, 33 minutes, 36 seconds.
• To count from 1 to 19,389,915,216 would take you about one thousand, two hundred thirty-three 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 19389915216 cubic inches would be around 223.9 feet tall.

Recreational maths with 19389915216

• 19389915216 backwards is 61251998391
• 19389915216 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 19389915216's digits is 54
• More coming soon!