21423811500

Names of 21423811500

• Cardinal: 21423811500 can be written as Twenty-one billion, four hundred twenty-three million, eight hundred eleven thousand, five hundred.

Scientific notation

• Scientific notation: 2.14238115 × 10¹⁰

Factors of 21423811500

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 5843

Divisors of 21423811500

• Number of divisors d(n): 480
• Complete list of divisors:
  1 2 3 4 5 6 7 9 10 12 13 14 15 18 20 21 25 26 27 28 30 35 36 39 42 45 50 52 54 60 63 65 70 75 78 81 84 90 91 100 105 108 117 125 126 130 135 140 150 156 162 175 180 182 189 195 210 225 234 250 252 260 270 273 300 315 324 325 350 351 364 375 378 390 405 420 450 455 468 500 525 540 546 567 585 630 650 675 700 702 750 756 780 810 819 875 900 910 945 975 1050 1053 1092 1125 1134 1170 1260 1300 1350 1365 1404 1500 1575 1620 1625 1638 1750 1755 1820 1890 1950 2025 2100 2106 2250 2268 2275 2340 2457 2625 2700 2730 2835 2925 3150 3250 3276 3375 3500 3510 3780 3900 4050 4095 4212 4500 4550 4725 4875 4914 5250 5265 5460 5670 5813 5850 6300 6500 6750 6825 7020 7371 7875 8100 8190 8775 9100 9450 9750 9828 10125 10500 10530 11340 11375 11626 11700 12285 13500 13650 14175 14625 14742 15750 16380 17439 17550 18900 19500 20250 20475 21060 22750 23252 23625 24570 26325 27300 28350 29065 29250 29484 31500 34125 34878 35100 36855 40500 40691 40950 43875 45500 47250 49140 52317 52650 56700 58130 58500 61425 68250 69756 70875 73710 75569 81382 81900 87195 87750 94500 102375 104634 105300 116260 122073 122850 131625 136500 141750 145325 147420 151138 156951 162764 174390 175500 184275 203455 204750 209268 226707 244146 245700 261585 263250 283500 290650 302276 307125 313902 348780 366219 368550 377845 406910 409500 435975 453414 470853 488292 523170 526500 528983 581300 610365 614250 627804 680121 726625 732438 737100 755690 784755 813820 871950 906828 921375 941706 1017275 1046340 1057966 1098657 1133535 1220730 1228500 1307925 1360242 1453250 1464876 1511380 1569510 1586949 1743900 1831095 1842750 1883412 1889225 2034550 2040363 2115932 2179875 2197314 2267070 2354265 2441460 2615850 2644915 2720484 2906500 3051825 3139020 3173898 3295971 3400605 3662190 3685500 3778450 3923775 4069100 4080726 4359750 4394628 4534140 4708530 4760847 5086375 5231700 5289830 5493285 5667675 6103650 6121089 6347796 6539625 6591942 6801210 7324380 7556900 7847550 7934745 8161452 8719500 9155475 9417060 9446125 9521694 10172750 10201815 10579660 10986570 11335350 11771325 12207300 12242178 13079250 13183884 13224575 13602420 14282541 15259125 15695100 15869490 16479855 17003025 18310950 18892250 19043388 19618875 20345500 20403630 21973140 22670700 23542650 23804235 24484356 26158500 26449150 27466425 28338375 28565082 30518250 30605445 31738980 32959710 34006050 36621900 37784500 39237750 39673725 40807260 42847623 45777375 47085300 47608470 51009075 52898300 54932850 56676750 57130164 58856625 61036500 61210890 65919420 66122875 68012100 71412705 78475500 79347450 82399275 85015125 85695246 91554750 95216940 102018150 109865700 113353500 117713250 119021175 122421780 132245750 137332125 142825410 153027225 158694900 164798550 170030250 171390492 183109500 198368625 204036300 214238115 235426500 238042350 255045375 264491500 274664250 285650820 306054450 329597100 340060500 357063525 396737250 411996375 428476230 476084700 510090750 549328500 595105875 612108900 714127050 765136125 793474500 823992750 856952460 1020181500 1071190575 1190211750 1428254100 1530272250 1647985500 1785317625 2142381150 2380423500 3060544500 3570635250 4284762300 5355952875 7141270500 10711905750 21423811500
• Sum of all divisors σ(n): 86040130176
• Sum of proper divisors (its aliquot sum) s(n): 64616318676
• 21423811500 is an abundant number, because the sum of its proper divisors (64616318676) is greater than itself. Its abundance is 43192507176

Bases of 21423811500

• Binary: 10011111100111101010110101110101100₂
• Hexadecimal: 0x4FCF56BAC
• Base-36: 9UB6MR0

Squares and roots of 21423811500

• 21423811500 squared (21423811500²) is 458979699187532250000
• 21423811500 cubed (21423811500³) is 9833094557720394074170875000000
• The square root of 21423811500 is 146368.7517880781
• The cube root of 21423811500 is 2777.3604459553

Scales and comparisons

• 21,423,811,500 seconds is equal to 681 years, 10 weeks, 6 days, 18 hours, 45 minutes.
• To count from 1 to 21,423,811,500 would take you about one thousand, three hundred sixty-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 21423811500 cubic inches would be around 231.4 feet tall.

Recreational maths with 21423811500

• 21423811500 backwards is 00511832412
• 21423811500 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 21423811500's digits is 27
• More coming soon!