138779647552

Names of 138779647552

• Cardinal: 138779647552 can be written as One hundred thirty-eight billion, seven hundred seventy-nine million, six hundred forty-seven thousand, five hundred fifty-two.

Scientific notation

• Scientific notation: 1.38779647552 × 10¹¹

Factors of 138779647552

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 388

Divisors of 138779647552

• Number of divisors d(n): 448
• Complete list of divisors:
  1 2 4 7 8 13 14 16 26 28 29 32 43 52 56 58 64 86 91 97 104 112 116 172 182 194 197 203 208 224 232 301 344 364 377 388 394 406 416 448 464 559 602 679 688 728 754 776 788 812 832 928 1118 1204 1247 1261 1358 1376 1379 1456 1508 1552 1576 1624 1856 2236 2408 2494 2522 2561 2639 2716 2752 2758 2813 2912 3016 3104 3152 3248 3913 4171 4472 4816 4988 5044 5122 5278 5432 5516 5626 5713 5824 6032 6208 6304 6496 7826 8342 8471 8729 8827 8944 9632 9976 10088 10244 10556 10864 11032 11252 11426 12064 12608 12992 15652 16211 16684 16942 17458 17654 17888 17927 19109 19264 19691 19952 20176 20488 21112 21728 22064 22504 22852 24128 29197 31304 32422 33368 33884 34916 35308 35776 35854 36569 38218 39382 39904 39991 40352 40976 42224 43456 44128 45008 45704 54223 58394 59297 62608 64844 66736 67768 69832 70616 71708 73138 74269 76436 78764 79808 79982 80704 81952 84448 88256 90016 91408 108446 110123 113477 116788 118594 120959 125216 129688 133472 133763 135536 139664 141232 143416 146276 148538 152872 157528 159964 163904 168896 180032 182816 216892 220246 226954 233576 237188 241918 245659 248417 250432 255983 259376 266944 267526 271072 279328 282464 286832 292552 297076 305744 315056 319928 365632 379561 433784 440492 453908 467152 474376 483836 491318 496834 511966 518752 519883 535052 542144 554161 558656 564928 573664 585104 594152 611488 630112 639856 759122 770861 821687 846713 867568 880984 907816 934304 948752 967672 982636 993668 1023932 1037504 1039766 1070104 1108322 1147328 1170208 1188304 1222976 1260224 1279712 1518244 1541722 1572467 1643374 1693426 1719613 1735136 1738919 1761968 1815632 1868608 1897504 1935344 1965272 1987336 2047864 2079532 2140208 2216644 2340416 2376608 2559424 3036488 3083444 3144934 3193567 3286748 3386852 3439226 3470272 3477838 3523936 3631264 3795008 3870688 3879127 3930544 3974672 4095728 4159064 4280416 4433288 4753216 5751809 6072976 6166888 6289868 6387134 6573496 6773704 6878452 6955676 7047872 7204093 7262528 7741376 7758254 7861088 7949344 8191456 8318128 8560832 8866576 10681931 11007269 11503618 12145952 12333776 12579736 12774268 13146992 13547408 13756904 13911352 14408186 15516508 15722176 15898688 16382912 16636256 17733152 21363862 22014538 22354969 23007236 23828923 24291904 24667552 25159472 25548536 26293984 27094816 27513808 27822704 28816372 31033016 33272512 35466304 42727724 44029076 44709938 46014472 47657846 49335104 50318944 50428651 51097072 52587968 54189632 55027616 55645408 57632744 62066032 74773517 85455448 88058152 89419876 92028944 95315692 100637888 100857302 102194144 110055232 111290816 115265488 124132064 149547034 166802461 170910896 176116304 178839752 184057888 190631384 201714604 204388288 230530976 248264128 299094068 309775999 333604922 341821792 352232608 357679504 368115776 381262768 403429208 461061952 598188136 619551998 667209844 683643584 704465216 715359008 762525536 806858416 1196376272 1239103996 1334419688 1430718016 1525051072 1613716832 2168431993 2392752544 2478207992 2668839376 3227433664 4336863986 4785505088 4956415984 5337678752 8673727972 9912831968 10675357504 17347455944 19825663936 34694911888 69389823776 138779647552
• Sum of all divisors σ(n): 364323294720
• Sum of proper divisors (its aliquot sum) s(n): 225543647168
• 138779647552 is an abundant number, because the sum of its proper divisors (225543647168) is greater than itself. Its abundance is 86763999616

Bases of 138779647552

• Binary: 10000001001111111010010101111001000000₂
• Hexadecimal: 0x204FE95E40
• Base-36: 1RR5THDS

Squares and roots of 138779647552

• 138779647552 squared (138779647552²) is 19259790574657339592704
• 138779647552 cubed (138779647552³) is 2672866947876277131845436350660608
• The square root of 138779647552 is 372531.4047862273
• The cube root of 138779647552 is 5177.3627341943

Scales and comparisons

• 138,779,647,552 seconds is equal to 4,412 years, 39 weeks, 4 days, 22 hours, 5 minutes, 52 seconds.
• To count from 1 to 138,779,647,552 would take you about eight thousand, eight hundred twenty-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 138779647552 cubic inches would be around 431.4 feet tall.

Recreational maths with 138779647552

• 138779647552 backwards is 255746977831
• 138779647552 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 138779647552's digits is 64
• More coming soon!