138124624680

Names of 138124624680

• Cardinal: 138124624680 can be written as One hundred thirty-eight billion, one hundred twenty-four million, six hundred twenty-four thousand, six hundred eighty.

Scientific notation

• Scientific notation: 1.3812462468 × 10¹¹

Factors of 138124624680

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 16465

Divisors of 138124624680

• Number of divisors d(n): 320
• Complete list of divisors:
  1 2 3 4 5 6 7 8 9 10 12 14 15 18 20 21 24 27 28 30 35 36 40 42 45 54 56 60 63 70 72 81 84 90 105 108 120 126 135 140 162 168 180 189 210 216 252 270 280 315 324 360 378 379 405 420 504 540 567 630 648 756 758 810 840 945 1080 1134 1137 1260 1512 1516 1620 1890 1895 2268 2274 2520 2653 2835 3032 3240 3411 3780 3790 4536 4548 5306 5670 5685 6822 7560 7580 7959 9096 10233 10612 11340 11370 13265 13644 15160 15918 16069 17055 20466 21224 22680 22740 23877 26530 27288 30699 31836 32138 34110 39795 40932 45480 47754 48207 51165 53060 61398 63672 64276 68220 71631 79590 80345 81864 95508 96414 102330 106120 112483 119385 122796 128552 136440 143262 144621 153495 159180 160690 191016 192828 204660 214893 224966 238770 241035 245592 286524 289242 306990 318360 321380 337449 358155 385656 409320 429786 433863 449932 477540 482070 562415 573048 578484 613980 642760 674898 716310 723105 859572 867726 899864 955080 964140 1012347 1074465 1124830 1156968 1227960 1301589 1349796 1432620 1446210 1687245 1719144 1735452 1928280 2024694 2148930 2169315 2249660 2603178 2699592 2865240 2892420 3037041 3374490 3470904 4049388 4297860 4338630 4499320 5061735 5206356 5784840 6074082 6090151 6507945 6748980 8098776 8595720 8677260 9111123 10123470 10412712 12148164 12180302 13015890 13497960 15185205 17354520 18222246 18270453 20246940 24296328 24360604 26031780 30370410 30450755 36444492 36540906 40493880 42631057 45555615 48721208 52063560 54811359 60740820 60901510 72888984 73081812 85262114 91111230 91352265 109622718 121481640 121803020 127893171 146163624 164434077 170524228 182222460 182704530 213155285 219245436 243606040 255786342 274056795 328868154 341048456 364444920 365409060 383679513 426310570 438490872 493302231 511572684 548113590 639465855 657736308 730818120 767359026 822170385 852621140 986604462 1023145368 1096227180 1151038539 1278931710 1315472616 1534718052 1644340770 1705242280 1918397565 1973208924 2192454360 2302077078 2466511155 2557863420 3069436104 3288681540 3453115617 3836795130 3946417848 4604154156 4933022310 5115726840 5755192695 6577363080 6906231234 7673590260 9208308312 9866044620 11510385390 13812462468 15347180520 17265578085 19732089240 23020770780 27624924936 34531156170 46041541560 69062312340 138124624680
• Sum of all divisors σ(n): 532006992000
• Sum of proper divisors (its aliquot sum) s(n): 393882367320
• 138124624680 is an abundant number, because the sum of its proper divisors (393882367320) is greater than itself. Its abundance is 255757742640

Bases of 138124624680

• Binary: 10000000101000110111101000001100101000₂
• Hexadecimal: 0x2028DE8328
• Base-36: 1RGBU2I0

Squares and roots of 138124624680

• 138124624680 squared (138124624680²) is 19078411942990865102400
• 138124624680 cubed (138124624680³) is 2635198489116042798937509767232000
• The square root of 138124624680 is 371651.2137475135
• The cube root of 138124624680 is 5169.2043800593

Scales and comparisons

• 138,124,624,680 seconds is equal to 4,391 years, 48 weeks, 4 days, 15 hours, 18 minutes.
• To count from 1 to 138,124,624,680 would take you about eight thousand, seven hundred eighty-three 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 138124624680 cubic inches would be around 430.8 feet tall.

Recreational maths with 138124624680

• 138124624680 backwards is 086426421831
• 138124624680 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 138124624680's digits is 45
• More coming soon!