19358638740

Names of 19358638740

• Cardinal: 19358638740 can be written as Nineteen billion, three hundred fifty-eight million, six hundred thirty-eight thousand, seven hundred forty.

Scientific notation

• Scientific notation: 1.935863874 × 10¹⁰

Factors of 19358638740

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 96

Divisors of 19358638740

• Number of divisors d(n): 504
• Complete list of divisors:
  1 2 3 4 5 6 7 9 10 12 14 15 18 20 21 27 28 30 35 36 42 45 49 54 60 63 70 79 81 84 90 98 105 108 126 135 140 147 158 162 180 189 196 210 237 243 245 252 270 294 315 316 324 343 378 395 405 420 441 474 486 490 540 553 567 588 630 686 711 729 735 756 790 810 882 945 948 972 980 1029 1106 1134 1185 1215 1260 1323 1372 1422 1458 1470 1580 1620 1659 1701 1715 1764 1890 2058 2133 2205 2212 2268 2370 2401 2430 2646 2765 2835 2844 2916 2940 3087 3318 3402 3430 3555 3645 3780 3871 3969 4116 4266 4410 4740 4802 4860 4977 5103 5145 5292 5530 5670 6174 6399 6615 6636 6804 6860 7110 7203 7290 7742 7938 8295 8505 8532 8820 9261 9604 9954 10206 10290 10665 11060 11340 11613 11907 12005 12348 12798 13230 14220 14406 14580 14931 15435 15484 15876 16590 16807 17010 18522 19197 19355 19845 19908 20412 20580 21330 21609 23226 23814 24010 24885 25515 25596 26460 27097 27783 28812 29862 30870 31995 33180 33614 34020 34839 35721 36015 37044 38394 38710 39690 42660 43218 44793 46305 46452 47628 48020 49770 50421 51030 54194 55566 57591 58065 59535 59724 61740 63990 64827 67228 69678 71442 72030 74655 76788 77420 79380 81291 83349 84035 86436 89586 92610 95985 99540 100842 102060 104517 108045 108388 111132 115182 116130 119070 127980 129654 134379 135485 138915 139356 142884 144060 149310 151263 162582 166698 168070 174195 178605 179172 185220 189679 191970 194481 201684 209034 216090 223965 230364 232260 238140 243873 250047 252105 259308 268758 270970 277830 287955 298620 302526 313551 324135 325164 333396 336140 348390 357210 379358 383940 388962 403137 406455 416745 418068 432180 447930 453789 487746 500094 504210 522585 537516 541940 555660 569037 575910 583443 605052 627102 648270 671895 696780 714420 731619 756315 758716 777924 806274 812910 833490 895860 907578 940653 948395 972405 975492 1000188 1008420 1045170 1138074 1151820 1166886 1219365 1250235 1254204 1296540 1327753 1343790 1361367 1463238 1512630 1567755 1612548 1625820 1666980 1707111 1750329 1815156 1881306 1896790 1944810 2015685 2090340 2194857 2268945 2276148 2333772 2438730 2500470 2655506 2687580 2722734 2821959 2845185 2917215 2926476 3025260 3135510 3414222 3500658 3658095 3762612 3793580 3889620 3983259 4031370 4084101 4389714 4537890 4703265 4877460 5000940 5121333 5311012 5445468 5643918 5690370 5834430 6271020 6584571 6638765 6806835 6828444 7001316 7316190 7966518 8062740 8168202 8535555 8751645 8779428 9075780 9406530 10242666 10974285 11287836 11380740 11668860 11949777 12252303 13169142 13277530 13613670 14109795 14632380 15363999 15933036 16336404 17071110 17503290 18813060 19753713 19916295 20420505 20485332 21948570 23899554 24504606 25606665 26338284 26555060 27227340 28219590 30727998 32922855 34142220 35006580 35849331 39507426 39832590 40841010 43897140 46091997 47799108 49009212 51213330 56439180 59748885 61261515 61455996 65845710 71698662 76819995 79014852 79665180 81682020 92183994 98768565 102426660 107547993 119497770 122523030 131691420 138275991 143397324 153639990 179246655 184367988 197537130 215095986 230459985 238995540 245046060 276551982 307279980 322643979 358493310 395074260 430191972 460919970 537739965 553103964 645287958 691379955 716986620 921839940 967931937 1075479930 1290575916 1382759910 1613219895 1935863874 2150959860 2765519820 3226439790 3871727748 4839659685 6452879580 9679319370 19358638740
• Sum of all divisors σ(n): 72009987840
• Sum of proper divisors (its aliquot sum) s(n): 52651349100
• 19358638740 is an abundant number, because the sum of its proper divisors (52651349100) is greater than itself. Its abundance is 33292710360

Bases of 19358638740

• Binary: 10010000001110111010110001010010100₂
• Hexadecimal: 0x481DD6294
• Base-36: 8W5MT90

Squares and roots of 19358638740

• 19358638740 squared (19358638740²) is 374756893865828787600
• 19358638740 cubed (19358638740³) is 7254783323673101529840591624000
• The square root of 19358638740 is 139135.3252772277
• The cube root of 19358638740 is 2685.0864427087

Scales and comparisons

• 19,358,638,740 seconds is equal to 615 years, 28 weeks, 2 days, 7 hours, 39 minutes.
• To count from 1 to 19,358,638,740 would take you about one thousand, two hundred thirty-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 19358638740 cubic inches would be around 223.8 feet tall.

Recreational maths with 19358638740

• 19358638740 backwards is 04783685391
• 19358638740 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 19358638740's digits is 54
• More coming soon!