138018732280
138,018,732,280 is an even composite number composed of seven prime numbers multiplied together.
138018732280 is an even composite number. It is composed of seven distinct prime numbers multiplied together. It has a total of three hundred eighty-four divisors.
Prime factorization of 138018732280:
23 × 5 × 112 × 13 × 43 × 139 × 367
(2 × 2 × 2 × 5 × 11 × 11 × 13 × 43 × 139 × 367)See below for interesting mathematical facts about the number 138018732280 from the Numbermatics database.
Names of 138018732280
- Cardinal: 138018732280 can be written as One hundred thirty-eight billion, eighteen million, seven hundred thirty-two thousand, two hundred eighty.
Scientific notation
- Scientific notation: 1.3801873228 × 1011
Factors of 138018732280
Divisors of 138018732280
- Number of divisors d(n): 384
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Complete list of divisors:
1 2 4 5 8 10 11 13 20 22 26 40 43 44 52 55 65 86 88 104 110 121 130 139 143 172 215 220 242 260 278 286 344 367 430 440 473 484 520 556 559 572 605 695 715 734 860 946 968 1112 1118 1144 1210 1390 1430 1468 1529 1573 1720 1807 1835 1892 2236 2365 2420 2780 2795 2860 2936 3058 3146 3614 3670 3784 4037 4472 4730 4771 4840 5203 5560 5590 5720 5977 6116 6149 6292 7228 7340 7645 7865 8074 9035 9460 9542 10406 11180 11954 12232 12298 12584 14456 14680 15290 15730 15781 16148 16819 18070 18920 19084 19877 20185 20812 22360 23855 23908 24596 26015 29885 30580 30745 31460 31562 32296 33638 36140 38168 39754 40370 41624 44407 47710 47816 49192 51013 52030 52481 59770 61160 61490 62920 63124 65747 67276 67639 72280 77701 78905 79508 80740 84095 88814 95420 99385 102026 104060 104962 119540 122980 126248 131494 134552 135278 155402 157810 159016 161480 168190 173591 177628 190840 198770 204052 205153 208120 209924 218647 222035 239080 245960 255065 262405 262988 270556 310804 315620 328735 336380 338195 347182 355256 388505 397540 408104 410306 419848 437294 444070 510130 524810 525976 541112 561143 577291 621608 631240 657470 663169 672760 676390 694364 723217 777010 795080 820612 854711 867955 874588 888140 1020260 1025765 1049620 1093235 1122286 1154582 1314940 1326338 1352780 1388728 1446434 1554020 1641224 1709422 1735910 1749176 1776280 1909501 2040520 2051530 2099240 2186470 2193559 2244572 2256683 2309164 2629880 2652676 2705560 2805715 2886455 2892868 3108040 3315845 3418844 3471820 3616085 3819002 4103060 4273555 4372940 4387118 4489144 4513366 4618328 5305352 5611430 5772910 5785736 6172573 6631690 6837688 6943640 7232170 7294859 7638004 8206120 8547110 8745880 8774236 9026732 9401821 9547505 10967795 11222860 11283415 11545820 12345146 13263380 14464340 14589718 15276008 17094220 17548472 18053464 18803642 19095010 21935590 22445720 22566830 23091640 24129149 24690292 24823513 26526760 28516267 28928680 29179436 30862865 34188440 36474295 37607284 38190020 43871180 45133660 47009105 48258298 49380584 49647026 57032534 58358872 61725730 72948590 75214568 76380040 80243449 87742360 90267320 94018210 96516596 99294052 114065068 120645745 123451460 124117565 142581335 145897180 160486898 188036420 193033192 198588104 228130136 241291490 246902920 248235130 265420639 285162670 291794360 313678937 320973796 376072840 401217245 482582980 496470260 530841278 570325340 627357874 641947592 802434490 965165960 992940520 1061682556 1140650680 1254715748 1327103195 1568394685 1604868980 2123365112 2509431496 2654206390 3136789370 3209737960 3450468307 5308412780 6273578740 6900936614 10616825560 12547157480 13801873228 17252341535 27603746456 34504683070 69009366140 138018732280
- Sum of all divisors σ(n): 379883750400
- Sum of proper divisors (its aliquot sum) s(n): 241865018120
- 138018732280 is an abundant number, because the sum of its proper divisors (241865018120) is greater than itself. Its abundance is 103846285840
Bases of 138018732280
- Binary: 100000001000101000111010111000111110002
- Hexadecimal: 0x20228EB8F8
- Base-36: 1REKSFEG
Squares and roots of 138018732280
- 138018732280 squared (1380187322802) is 19049170460178313998400
- 138018732280 cubed (1380187322803) is 2629142357899435120806945948352000
-
The
square root of 138018732280 is 371508.7243659293 -
The
cube root of 138018732280 is 5167.8830626851
Scales and comparisons
How big is 138018732280?- 138,018,732,280 seconds is equal to 4,388 years, 29 weeks, 4 days, 44 minutes, 40 seconds.
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To count from 1 to 138,018,732,280 would take you about eight thousand, seven hundred seventy-seven 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 138018732280 cubic inches would be around 430.7 feet tall.
Recreational maths with 138018732280
- 138018732280 backwards is 082237810831
- 138018732280 is a
Harshad number . - The number of decimal digits it has is: 12
- The sum of 138018732280's digits is 43
- More coming soon!
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