18012807540
18,012,807,540 is an even composite number composed of six prime numbers multiplied together.
18012807540 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of five hundred seventy-six divisors.
Prime factorization of 18012807540:
22 × 35 × 5 × 7 × 133 × 241
(2 × 2 × 3 × 3 × 3 × 3 × 3 × 5 × 7 × 13 × 13 × 13 × 241)See below for interesting mathematical facts about the number 18012807540 from the Numbermatics database.
Names of 18012807540
- Cardinal: 18012807540 can be written as Eighteen billion, twelve million, eight hundred seven thousand, five hundred forty.
Scientific notation
- Scientific notation: 1.801280754 × 1010
Factors of 18012807540
Divisors of 18012807540
- Number of divisors d(n): 576
-
Complete list of divisors:
1 2 3 4 5 6 7 9 10 12 13 14 15 18 20 21 26 27 28 30 35 36 39 42 45 52 54 60 63 65 70 78 81 84 90 91 105 108 117 126 130 135 140 156 162 169 180 182 189 195 210 234 241 243 252 260 270 273 315 324 338 351 364 378 390 405 420 455 468 482 486 507 540 546 567 585 630 676 702 723 756 780 810 819 845 910 945 964 972 1014 1053 1092 1134 1170 1183 1205 1215 1260 1365 1404 1446 1521 1620 1638 1687 1690 1701 1755 1820 1890 2028 2106 2169 2197 2268 2340 2366 2410 2430 2457 2535 2730 2835 2892 3042 3133 3159 3276 3374 3380 3402 3510 3549 3615 3780 4095 4212 4338 4394 4563 4732 4820 4860 4914 5061 5070 5265 5460 5670 5915 6084 6266 6318 6507 6591 6748 6804 7020 7098 7230 7371 7605 8190 8435 8505 8676 8788 9126 9399 9828 10122 10140 10530 10647 10845 10985 11340 11830 12285 12532 12636 13014 13182 13689 14196 14460 14742 15183 15210 15379 15665 15795 16380 16870 17010 17745 18252 18798 19521 19773 20244 21060 21294 21690 21931 21970 22113 22815 23660 24570 25305 26028 26364 27378 28197 29484 30366 30420 30758 31330 31590 31941 32535 32955 33740 34020 35490 36855 37596 39042 39546 40729 41067 42588 43380 43862 43940 44226 45549 45630 46137 46995 49140 50610 53235 54756 56394 58563 59319 60732 61516 62660 63180 63882 65070 65793 65910 68445 70980 73710 75915 76895 78084 79092 81458 82134 84591 87724 88452 91098 91260 92274 93990 95823 97605 98865 101220 106470 109655 110565 112788 117126 118638 122187 127764 130140 131586 131820 136647 136890 138411 140985 147420 151830 153790 159705 162916 164268 169182 177957 182196 184548 187980 191646 195210 197379 197730 203645 205335 212940 219310 221130 227745 230685 234252 237276 244374 253773 263172 273294 273780 276822 281970 285103 287469 292815 296595 303660 307580 319410 328965 338364 355914 366561 383292 390420 394758 395460 407290 409941 410670 415233 422955 438620 442260 455490 461370 479115 488748 507546 529477 533871 546588 553644 563940 570206 574938 585630 592137 593190 610935 638820 657930 683235 692055 711828 733122 761319 789516 814580 819882 821340 830466 845910 855309 889785 910980 922740 958230 986895 1015092 1058954 1067742 1099683 1140412 1149876 1171260 1184274 1186380 1221870 1245699 1268865 1315860 1366470 1384110 1425515 1437345 1466244 1522638 1588431 1639764 1660932 1691820 1710618 1776411 1779570 1832805 1916460 1973790 2049705 2076165 2117908 2135484 2199366 2368548 2443740 2491398 2537730 2565927 2647385 2669355 2732940 2768220 2851030 2874690 2960685 3045276 3176862 3299049 3421236 3552822 3559140 3665610 3706339 3737097 3806595 3947580 4099410 4152330 4276545 4398732 4765293 4982796 5075460 5131854 5294770 5329233 5338710 5498415 5702060 5749380 5921370 6228495 6353724 6598098 7105644 7331220 7412678 7474194 7613190 7697781 7942155 8198820 8304660 8553090 8882055 9530586 9897147 10263708 10589540 10658466 10677420 10996830 11119017 11842740 12456990 12829635 13196196 14295879 14825356 14948388 15226380 15395562 15884310 16495245 17106180 17764110 18531695 18685485 19061172 19794294 21316932 21993660 22238034 23093343 23826465 24913980 25659270 26646165 28591758 30791124 31768620 32990490 33357051 35528220 37063390 37370970 38488905 39588588 42887637 44476068 46186686 47652930 49485735 51318540 53292330 55595085 57183516 65980980 66714102 69280029 71479395 74126780 74741940 76977810 85775274 92373372 95305860 98971470 100071153 106584660 111190170 115466715 128662911 133428204 138560058 142958790 153955620 166785255 171550548 197942940 200142306 214438185 222380340 230933430 257325822 277120116 285917580 300213459 333570510 346400145 400284612 428876370 461866860 500355765 514651644 600426918 643314555 667141020 692800290 857752740 900640377 1000711530 1200853836 1286629110 1385600580 1501067295 1801280754 2001423060 2573258220 3002134590 3602561508 4503201885 6004269180 9006403770 18012807540
- Sum of all divisors σ(n): 70442211840
- Sum of proper divisors (its aliquot sum) s(n): 52429404300
- 18012807540 is an abundant number, because the sum of its proper divisors (52429404300) is greater than itself. Its abundance is 34416596760
Bases of 18012807540
- Binary: 100001100011010010110100001011101002
- Hexadecimal: 0x431A5A174
- Base-36: 89WCZ90
Squares and roots of 18012807540
- 18012807540 squared (180128075402) is 324461235473080851600
- 18012807540 cubed (180128075403) is 5844457788767226230730101064000
-
The
square root of 18012807540 is 134211.8010459587 -
The
cube root of 18012807540 is 2621.3628255513
Scales and comparisons
How big is 18012807540?- 18,012,807,540 seconds is equal to 572 years, 39 weeks, 13 hours, 39 minutes.
-
To count from 1 to 18,012,807,540 would take you about one thousand, one hundred forty-five 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 18012807540 cubic inches would be around 218.4 feet tall.
Recreational maths with 18012807540
- 18012807540 backwards is 04570821081
- 18012807540 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 18012807540's digits is 36
- More coming soon!
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The information we have on file for 18012807540 includes mathematical data and numerical statistics calculated using standard algorithms and methods. We are adding more all the time. If there are any features you would like to see, please contact us. Information provided for educational use, intellectual curiosity and fun!
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