19797948720

Names of 19797948720

• Cardinal: 19797948720 can be written as Nineteen billion, seven hundred ninety-seven million, nine hundred forty-eight thousand, seven hundred twenty.

Scientific notation

• Scientific notation: 1.979794872 × 10¹⁰

Factors of 19797948720

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 18
• Sum of prime factors: 148

Divisors of 19797948720

• Number of divisors d(n): 480
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 11 12 15 16 18 20 22 24 27 30 33 36 40 44 45 48 54 55 60 66 72 80 81 88 90 99 108 110 120 127 132 135 144 162 165 176 180 198 216 220 240 243 254 264 270 297 324 330 360 381 396 405 432 440 486 495 508 528 540 594 635 648 660 720 729 762 792 810 880 891 972 990 1016 1080 1143 1188 1215 1270 1296 1320 1397 1458 1485 1524 1584 1620 1782 1905 1944 1980 2032 2160 2187 2286 2376 2430 2540 2640 2673 2794 2916 2970 3048 3240 3429 3564 3645 3810 3888 3960 4191 4374 4455 4572 4752 4860 5080 5346 5588 5715 5832 5940 6096 6480 6561 6858 6985 7128 7290 7620 7920 8019 8382 8748 8910 9144 9720 10160 10287 10692 10935 11176 11430 11664 11880 12573 13122 13365 13716 13970 14256 14580 15240 16038 16764 17145 17496 17820 18288 19440 19683 20574 20955 21384 21870 22352 22860 23760 24057 25146 26244 26730 27432 27940 29160 30480 30861 32076 32805 33528 34290 34992 35640 37719 39366 40095 41148 41910 42768 43740 45720 48114 50292 51435 52488 53460 54864 55880 58320 59049 61722 62865 64152 65610 67056 68580 71280 72171 75438 78732 80190 82296 83820 87480 91440 92583 96228 98415 100584 102870 104976 106920 111760 113157 118098 120285 123444 125730 128304 131220 137160 144342 150876 154305 157464 160380 164592 167640 174960 177147 185166 188595 192456 196830 201168 205740 213840 216513 226314 236196 240570 246888 251460 262440 274320 277749 288684 295245 301752 308610 314928 320760 335280 339471 354294 360855 370332 377190 384912 393660 411480 433026 452628 462915 472392 481140 493776 502920 524880 555498 565785 577368 590490 603504 617220 641520 649539 678942 708588 721710 740664 754380 787320 822960 833247 866052 885735 905256 925830 944784 962280 1005840 1018413 1082565 1110996 1131570 1154736 1180980 1234440 1299078 1357884 1388745 1417176 1443420 1481328 1508760 1574640 1666494 1697355 1732104 1771470 1810512 1851660 1924560 1948617 2036826 2165130 2221992 2263140 2361960 2468880 2499741 2598156 2715768 2777490 2834352 2886840 3017520 3055239 3247695 3332988 3394710 3464208 3542940 3703320 3897234 4073652 4166235 4330260 4443984 4526280 4723920 4999482 5092065 5196312 5431536 5554980 5773680 6110478 6495390 6665976 6789420 7085880 7406640 7499223 7794468 8147304 8332470 8660520 9052560 9165717 9743085 9998964 10184130 10392624 11109960 12220956 12498705 12990780 13331952 13578840 14171760 14998446 15276195 15588936 16294608 16664940 17321040 18331434 19486170 19997928 20368260 22219920 22497669 24441912 24997410 25981560 27157680 27497151 29996892 30552390 31177872 33329880 36662868 37496115 38972340 39995856 40736520 44995338 45828585 48883824 49994820 51963120 54994302 59993784 61104780 66659760 73325736 74992230 77944680 81473040 82491453 89990676 91657170 99989640 109988604 112488345 119987568 122209560 137485755 146651472 149984460 155889360 164982906 179981352 183314340 199979280 219977208 224976690 244419120 247474359 274971510 299968920 329965812 359962704 366628680 412457265 439954416 449953380 494948718 549943020 599937840 659931624 733257360 824914530 899906760 989897436 1099886040 1237371795 1319863248 1649829060 1799813520 1979794872 2199772080 2474743590 3299658120 3959589744 4949487180 6599316240 9898974360 19797948720
• Sum of all divisors σ(n): 75915141120
• Sum of proper divisors (its aliquot sum) s(n): 56117192400
• 19797948720 is an abundant number, because the sum of its proper divisors (56117192400) is greater than itself. Its abundance is 36319243680

Bases of 19797948720

• Binary: 10010011100000011001011100100110000₂
• Hexadecimal: 0x49C0CB930
• Base-36: 93F6R00

Squares and roots of 19797948720

• 19797948720 squared (19797948720²) is 391958773519749638400
• 19797948720 cubed (19797948720³) is 7759979698498097248281742848000
• The square root of 19797948720 is 140705.1836998197
• The cube root of 19797948720 is 2705.2458013875

Scales and comparisons

• 19,797,948,720 seconds is equal to 629 years, 26 weeks, 4 days, 22 hours, 12 minutes.
• To count from 1 to 19,797,948,720 would take you about one thousand, two hundred fifty-nine 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 19797948720 cubic inches would be around 225.4 feet tall.

Recreational maths with 19797948720

• 19797948720 backwards is 02784979791
• The number of decimal digits it has is: 11
• The sum of 19797948720's digits is 63
• More coming soon!