21459703140

Names of 21459703140

• Cardinal: 21459703140 can be written as Twenty-one billion, four hundred fifty-nine million, seven hundred three thousand, one hundred forty.

Scientific notation

• Scientific notation: 2.145970314 × 10¹⁰

Factors of 21459703140

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 520

Divisors of 21459703140

• Number of divisors d(n): 384
• Complete list of divisors:
  1 2 3 4 5 6 9 10 12 15 18 19 20 27 30 36 38 45 54 57 60 71 76 89 90 95 108 114 135 142 171 178 180 190 213 228 267 270 284 285 331 342 355 356 380 426 445 513 534 540 570 639 662 684 710 801 852 855 890 993 1026 1065 1068 1140 1278 1324 1335 1349 1420 1602 1655 1691 1710 1780 1917 1986 2052 2130 2403 2556 2565 2670 2698 2979 3195 3204 3310 3382 3420 3834 3972 4005 4047 4260 4806 4965 5073 5130 5340 5396 5958 6289 6319 6390 6620 6745 6764 7668 8010 8094 8455 8937 9585 9612 9930 10146 10260 11916 12015 12141 12578 12638 12780 13490 14895 15219 16020 16188 16910 17874 18867 18957 19170 19860 20235 20292 23501 24030 24282 25156 25276 25365 26980 29459 29790 30438 31445 31595 33820 35748 36423 37734 37914 38340 40470 44685 45657 47002 48060 48564 50730 56601 56871 58918 59580 60705 60876 62890 63190 70503 72846 75468 75828 76095 80940 88377 89370 91314 94004 94335 94785 101460 113202 113742 117505 117836 120061 121410 125780 126380 141006 145692 147295 152190 169803 170613 176754 178740 182115 182628 188670 189570 211509 226404 227484 228285 235010 240122 242820 265131 282012 283005 284355 294590 304380 339606 341226 352515 353508 360183 364230 377340 379140 423018 441885 446519 456570 470020 480244 530262 559721 566010 568710 589180 600305 634527 679212 682452 705030 720366 728460 795393 846036 849015 853065 883770 893038 913140 1057545 1060524 1080549 1119442 1132020 1137420 1200610 1269054 1325655 1339557 1410060 1440732 1590786 1679163 1698030 1706130 1767540 1786076 1800915 2091589 2115090 2161098 2232595 2238884 2401220 2538108 2651310 2679114 2798605 3172635 3181572 3241647 3358326 3396060 3412260 3601830 3976965 4018671 4183178 4230180 4322196 4465190 5037489 5302620 5358228 5402745 5597210 6274767 6345270 6483294 6697785 6716652 7203660 7953930 8037342 8366356 8395815 8930380 10074978 10457945 10805490 11194420 12056013 12549534 12690540 12966588 13395570 15112467 15907860 16074684 16208235 16791630 18824301 20093355 20149956 20915890 21610980 24112026 25099068 25187445 26791140 30224934 31373835 32416470 33583260 37648602 39740191 40186710 41831780 48224052 50374890 56472903 60280065 60449868 62747670 64832940 75297204 75562335 79480382 80373420 94121505 100749780 112945806 119220573 120560130 125495340 151124670 158960764 188243010 198700955 225891612 238441146 241120260 282364515 302249340 357661719 376486020 397401910 476882292 564729030 596102865 715323438 794803820 1072985157 1129458060 1192205730 1430646876 1788308595 2145970314 2384411460 3576617190 4291940628 5364925785 7153234380 10729851570 21459703140
• Sum of all divisors σ(n): 72285696000
• Sum of proper divisors (its aliquot sum) s(n): 50825992860
• 21459703140 is an abundant number, because the sum of its proper divisors (50825992860) is greater than itself. Its abundance is 29366289720

Bases of 21459703140

• Binary: 10011111111000110010001010101100100₂
• Hexadecimal: 0x4FF191564
• Base-36: 9UWJWX0

Squares and roots of 21459703140

• 21459703140 squared (21459703140²) is 460518858856925859600
• 21459703140 cubed (21459703140³) is 9882598001441188680005319144000
• The square root of 21459703140 is 146491.3073871619
• The cube root of 21459703140 is 2778.9105654821

Scales and comparisons

• 21,459,703,140 seconds is equal to 682 years, 18 weeks, 2 days, 4 hours, 39 minutes.
• To count from 1 to 21,459,703,140 would take you about one thousand, three hundred sixty-four 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 21459703140 cubic inches would be around 231.6 feet tall.

Recreational maths with 21459703140

• 21459703140 backwards is 04130795412
• 21459703140 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 21459703140's digits is 36
• More coming soon!