18153180864

Names of 18153180864

• Cardinal: 18153180864 can be written as Eighteen billion, one hundred fifty-three million, one hundred eighty thousand, eight hundred sixty-four.

Scientific notation

• Scientific notation: 1.8153180864 × 10¹⁰

Factors of 18153180864

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 253

Divisors of 18153180864

• Number of divisors d(n): 672
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 13 14 16 18 21 24 26 27 28 32 36 39 42 48 52 54 56 63 64 72 78 81 84 91 96 101 104 108 112 117 126 127 144 156 162 168 182 189 192 202 208 216 224 234 243 252 254 273 288 303 312 324 336 351 364 378 381 404 416 432 448 468 486 504 508 546 567 576 606 624 648 672 702 707 728 756 762 808 819 832 864 889 909 936 972 1008 1016 1053 1092 1134 1143 1212 1248 1296 1313 1344 1404 1414 1456 1512 1524 1616 1638 1651 1701 1728 1778 1818 1872 1944 2016 2032 2106 2121 2184 2268 2286 2424 2457 2496 2592 2626 2667 2727 2808 2828 2912 3024 3048 3159 3232 3276 3302 3402 3429 3556 3636 3744 3888 3939 4032 4064 4212 4242 4368 4536 4572 4848 4914 4953 5184 5252 5334 5454 5616 5656 5824 6048 6096 6318 6363 6464 6552 6604 6804 6858 7112 7272 7371 7488 7776 7878 8001 8128 8181 8424 8484 8736 9072 9144 9191 9696 9828 9906 10287 10504 10668 10908 11232 11312 11557 11817 12096 12192 12636 12726 12827 13104 13208 13608 13716 14224 14544 14742 14859 15552 15756 16002 16362 16848 16968 17472 18144 18288 18382 19089 19392 19656 19812 20574 21008 21336 21816 22113 22464 22624 23114 23634 24003 24384 24543 25272 25452 25654 26208 26416 27216 27432 27573 28448 29088 29484 29718 30861 31512 32004 32724 33696 33936 34671 35451 36288 36576 36764 38178 38481 39312 39624 41148 42016 42672 43632 44226 44577 45248 46228 47268 48006 49086 50544 50904 51308 52416 52832 54432 54864 55146 56896 57267 58176 58968 59436 61722 63024 64008 65448 67392 67872 69342 70902 72009 73152 73528 76356 76962 78624 79248 82296 82719 84032 85344 87264 88452 89154 89789 92456 94536 96012 98172 101088 101808 102616 104013 105664 106353 108864 109728 110292 114534 115443 117936 118872 123444 126048 128016 130896 133731 135744 138684 141804 144018 147056 152712 153924 157248 158496 164592 165438 166751 170688 171801 174528 176904 178308 179578 184912 189072 192024 196344 202176 203616 205232 208026 212706 216027 219456 220584 229068 230886 235872 237744 246888 248157 252096 256032 261792 267462 269367 277368 283608 288036 294112 305424 307848 312039 316992 319059 329184 330876 333502 343602 346329 353808 356616 359156 369824 378144 384048 392688 401193 407232 410464 416052 425412 432054 441168 458136 461772 471744 475488 493776 496314 500253 512064 523584 534924 538734 554736 567216 576072 588224 610848 615696 624078 638118 658368 661752 667004 687204 692658 707616 713232 718312 739648 744471 756288 768096 785376 802386 808101 820928 832104 850824 864108 882336 916272 923544 936117 950976 987552 992628 1000506 1038987 1069848 1077468 1109472 1134432 1152144 1167257 1221696 1231392 1248156 1276236 1323504 1334008 1374408 1385316 1415232 1426464 1436624 1488942 1500759 1536192 1570752 1604772 1616202 1664208 1701648 1728216 1764672 1832544 1847088 1872234 1975104 1985256 2001012 2077974 2139696 2154936 2218944 2233413 2268864 2304288 2334514 2424303 2462784 2496312 2552472 2647008 2668016 2748816 2770632 2808351 2852928 2873248 2977884 3001518 3116961 3209544 3232404 3328416 3403296 3456432 3501771 3665088 3694176 3744468 3970512 4002024 4155948 4279392 4309872 4466826 4502277 4608576 4669028 4848606 4992624 5104944 5294016 5336032 5497632 5541264 5616702 5746496 5955768 6003036 6233922 6419088 6464808 6656832 6806592 6912864 7003542 7272909 7388352 7488936 7941024 8004048 8311896 8558784 8619744 8933652 9004554 9338056 9697212 9985248 10209888 10505313 10672064 10995264 11082528 11233404 11911536 12006072 12467844 12838176 12929616 13506831 13825728 14007084 14545818 14977872 15882048 16008096 16623792 17239488 17867304 18009108 18676112 19394424 19970496 20419776 21010626 21818727 22165056 22466808 23823072 24012144 24935688 25676352 25859232 27013662 28014168 29091636 29955744 31515939 32016192 33247584 35734608 36018216 37352224 38788848 40520493 42021252 43637454 44933616 47646144 48024288 49871376 51718464 54027324 56028336 58183272 59911488 63031878 66495168 71469216 72036432 74704448 77577696 81040986 84042504 87274908 89867232 94547817 96048576 99742752 108054648 112056672 116366544 126063756 142938432 144072864 155155392 162081972 168085008 174549816 179734464 189095634 199485504 216109296 224113344 232733088 252127512 283643451 288145728 324163944 336170016 349099632 378191268 432218592 465466176 504255024 567286902 648327888 672340032 698199264 756382536 864437184 1008510048 1134573804 1296655776 1396398528 1512765072 2017020096 2269147608 2593311552 3025530144 4538295216 6051060288 9076590432 18153180864
• Sum of all divisors σ(n): 67597910016
• Sum of proper divisors (its aliquot sum) s(n): 49444729152
• 18153180864 is an abundant number, because the sum of its proper divisors (49444729152) is greater than itself. Its abundance is 31291548288

Bases of 18153180864

• Binary: 10000111010000000111000111011000000₂
• Hexadecimal: 0x43A038EC0
• Base-36: 8C7XO00

Squares and roots of 18153180864

• 18153180864 squared (18153180864²) is 329537975481095786496
• 18153180864 cubed (18153180864³) is 5982162470464729225170216812544
• The square root of 18153180864 is 134733.7406294355
• The cube root of 18153180864 is 2628.1546165363

Scales and comparisons

• 18,153,180,864 seconds is equal to 577 years, 11 weeks, 1 day, 6 hours, 14 minutes, 24 seconds.
• To count from 1 to 18,153,180,864 would take you about one thousand, one hundred fifty-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 18153180864 cubic inches would be around 219 feet tall.

Recreational maths with 18153180864

• 18153180864 backwards is 46808135181
• The number of decimal digits it has is: 11
• The sum of 18153180864's digits is 45
• More coming soon!