145021188840

Names of 145021188840

• Cardinal: 145021188840 can be written as One hundred forty-five billion, twenty-one million, one hundred eighty-eight thousand, eight hundred forty.

Scientific notation

• Scientific notation: 1.4502118884 × 10¹¹

Factors of 145021188840

• Number of distinct prime factors ω(n): 8
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 605

Divisors of 145021188840

• Number of divisors d(n): 512
• Complete list of divisors:
  1 2 3 4 5 6 8 10 11 12 15 20 22 23 24 30 33 40 44 46 55 60 66 69 88 89 92 110 115 120 132 138 165 178 184 191 220 230 253 264 267 276 281 330 345 356 382 440 445 460 506 534 552 562 573 660 690 712 759 764 843 890 920 955 979 1012 1068 1124 1146 1265 1320 1335 1380 1405 1518 1528 1686 1780 1910 1958 2024 2047 2101 2136 2248 2292 2530 2670 2760 2810 2865 2937 3036 3091 3372 3560 3795 3820 3916 4094 4202 4215 4393 4584 4895 5060 5340 5620 5730 5874 6072 6141 6182 6303 6463 6744 7590 7640 7832 8188 8404 8430 8786 9273 9790 10120 10235 10505 10680 11240 11460 11748 12282 12364 12606 12926 13179 14685 15180 15455 16376 16808 16860 16999 17572 18546 19389 19580 20470 21010 21965 22517 22920 23496 24564 24728 25009 25212 25852 26358 29370 30360 30705 30910 31515 32315 33720 33998 35144 37092 38778 39160 40940 42020 43930 45034 46365 48323 49128 50018 50424 50997 51704 52716 53671 58740 61410 61820 63030 64630 65895 67551 67996 71093 74184 75027 77556 81880 84040 84995 87860 90068 92730 96646 96945 100036 101994 105432 107342 112585 117480 122820 123640 125045 126060 129260 131790 135102 135992 142186 144969 150054 155112 161013 169990 175720 180136 185460 186989 193292 193890 200072 203988 213279 214684 225170 241615 245640 250090 252120 254985 258520 263580 268355 270204 275099 284372 289938 300108 322026 337755 339980 355465 370920 373978 375135 386584 387780 390977 407976 426558 429368 450340 483230 500180 509970 527160 536710 540408 550198 560967 568744 575207 579876 590381 600216 644052 675510 679960 710930 724845 747956 750270 775560 781954 805065 825297 853116 900680 934945 966460 1000360 1019940 1066395 1073420 1100396 1121934 1150414 1159752 1172931 1180762 1234433 1288104 1351020 1375495 1421860 1449690 1495912 1500540 1563908 1610130 1650594 1706232 1725621 1771143 1869890 1932920 1954885 2039880 2132790 2146840 2200792 2243868 2300828 2345862 2361524 2468866 2702040 2750990 2804835 2843720 2876035 2899380 2951905 3001080 3127816 3220260 3301188 3451242 3542286 3703299 3739780 3909770 4126485 4265580 4300747 4487736 4601656 4691724 4723048 4776719 4937732 5501980 5609670 5752070 5798760 5864655 5903810 6172165 6327277 6440520 6602376 6902484 7084572 7406598 7479560 7819540 8252970 8531160 8601494 8628105 8855715 9383448 9553438 9875464 11003960 11219340 11504140 11729310 11807620 12344330 12654554 12902241 13578763 13804968 14169144 14330157 14813196 15639080 16505940 17202988 17256210 17711430 18516495 18981831 19106876 21503735 22438680 23008280 23458620 23615240 23883595 24688660 25309108 25804482 27157526 28660314 29626392 31636385 33011880 34405976 34512420 35422860 37032990 37963662 38213752 40736289 43007470 46917240 47767190 49377320 50618216 51608964 52543909 54315052 57320628 63272770 64511205 67893815 69024840 70845720 71650785 74065980 75927324 81472578 86014940 94909155 95534380 103217928 105087818 108630104 109864537 114641256 126545540 129022410 135787630 143301570 148131960 151854648 157631727 162945156 172029880 189818310 191068760 203681445 210175636 219729074 253091080 258044820 262719545 271575260 286603140 315263454 325890312 329593611 379636620 407362890 420351272 439458148 516089640 525439090 543150520 549322685 573206280 630526908 659187222 759273240 788158635 814725780 878916296 1050878180 1098645370 1208509907 1261053816 1318374444 1576317270 1629451560 1647968055 2101756360 2197290740 2417019814 2636748888 3152634540 3295936110 3625529721 4394581480 4834039628 6042549535 6305269080 6591872220 7251059442 9668079256 12085099070 13183744440 14502118884 18127648605 24170198140 29004237768 36255297210 48340396280 72510594420 145021188840
• Sum of all divisors σ(n): 505228492800
• Sum of proper divisors (its aliquot sum) s(n): 360207303960
• 145021188840 is an abundant number, because the sum of its proper divisors (360207303960) is greater than itself. Its abundance is 215186115120

Bases of 145021188840

• Binary: 10000111000011111011111011101011101000₂
• Hexadecimal: 0x21C3EFBAE8
• Base-36: 1UMDVDGO

Squares and roots of 145021188840

• 145021188840 squared (145021188840²) is 21031145212566940545600
• 145021188840 cubed (145021188840³) is 3049961681393132226004510231104000
• The square root of 145021188840 is 380816.4765868199
• The cube root of 145021188840 is 5253.8437621735

Scales and comparisons

• 145,021,188,840 seconds is equal to 4,611 years, 11 weeks, 4 days, 23 hours, 34 minutes.
• To count from 1 to 145,021,188,840 would take you about nine thousand, two hundred twenty-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 145021188840 cubic inches would be around 437.8 feet tall.

Recreational maths with 145021188840

• 145021188840 backwards is 048881120541
• The number of decimal digits it has is: 12
• The sum of 145021188840's digits is 42
• More coming soon!