19394310720

Names of 19394310720

• Cardinal: 19394310720 can be written as Nineteen billion, three hundred ninety-four million, three hundred ten thousand, seven hundred twenty.

Scientific notation

• Scientific notation: 1.939431072 × 10¹⁰

Factors of 19394310720

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 9059

Divisors of 19394310720

• Number of divisors d(n): 224
• Complete list of divisors:
  1 2 3 4 5 6 8 10 12 15 16 20 24 30 32 37 40 48 60 61 64 74 80 96 111 120 122 148 160 183 185 192 222 240 244 296 305 320 366 370 444 480 488 555 592 610 732 740 888 915 960 976 1110 1184 1220 1464 1480 1776 1830 1952 2220 2257 2368 2440 2928 2960 3552 3660 3904 4440 4514 4880 5856 5920 6771 7104 7320 8880 8951 9028 9760 11285 11712 11840 13542 14640 17760 17902 18056 19520 22570 26853 27084 29280 33855 35520 35804 36112 44755 45140 53706 54168 58560 67710 71608 72224 89510 90280 107412 108336 134265 135420 143216 144448 179020 180560 214824 216672 268530 270840 286432 331187 358040 361120 429648 433344 537060 541680 546011 572864 662374 716080 722240 859296 993561 1074120 1083360 1092022 1324748 1432160 1638033 1655935 1718592 1987122 2148240 2166720 2184044 2649496 2730055 2864320 3276066 3311870 3974244 4296480 4368088 4967805 5298992 5460110 6552132 6623740 7948488 8190165 8592960 8736176 9935610 10597984 10920220 13104264 13247480 15896976 16380330 17472352 19871220 20202407 21195968 21840440 26208528 26494960 31793952 32760660 34944704 39742440 40404814 43680880 52417056 52989920 60607221 63587904 65521320 79484880 80809628 87361760 101012035 104834112 105979840 121214442 131042640 158969760 161619256 174723520 202024070 242428884 262085280 303036105 317939520 323238512 404048140 484857768 524170560 606072210 646477024 808096280 969715536 1212144420 1292954048 1616192560 1939431072 2424288840 3232385120 3878862144 4848577680 6464770240 9697155360 19394310720
• Sum of all divisors σ(n): 64285099776
• Sum of proper divisors (its aliquot sum) s(n): 44890789056
• 19394310720 is an abundant number, because the sum of its proper divisors (44890789056) is greater than itself. Its abundance is 25496478336

Bases of 19394310720

• Binary: 10010000011111111011011001001000000₂
• Hexadecimal: 0x483FDB240
• Base-36: 8WQVDXC

Squares and roots of 19394310720

• 19394310720 squared (19394310720²) is 376139288303906918400
• 19394310720 cubed (19394310720³) is 7294962231365632565407285248000
• The square root of 19394310720 is 139263.4579493129
• The cube root of 19394310720 is 2686.7346918257

Scales and comparisons

• 19,394,310,720 seconds is equal to 616 years, 35 weeks, 2 days, 4 hours, 32 minutes.
• To count from 1 to 19,394,310,720 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 19394310720 cubic inches would be around 223.9 feet tall.

Recreational maths with 19394310720

• 19394310720 backwards is 02701349391
• The number of decimal digits it has is: 11
• The sum of 19394310720's digits is 39
• More coming soon!