12747538944

Names of 12747538944

• Cardinal: 12747538944 can be written as Twelve billion, seven hundred forty-seven million, five hundred thirty-eight thousand, nine hundred forty-four.

Scientific notation

• Scientific notation: 1.2747538944 × 10¹⁰

Factors of 12747538944

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 19
• Sum of prime factors: 70

Divisors of 12747538944

• Number of divisors d(n): 840
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 14 16 17 18 21 24 27 28 32 34 36 41 42 48 49 51 54 56 63 64 68 72 81 82 84 96 98 102 108 112 119 123 126 128 136 144 147 153 162 164 168 189 192 196 204 216 224 238 243 246 252 256 272 287 288 294 306 324 328 336 357 369 378 384 392 408 432 441 448 459 476 486 492 504 512 544 567 574 576 588 612 648 656 672 697 714 729 738 756 768 784 816 833 861 864 882 896 918 952 972 984 1008 1071 1088 1107 1134 1148 1152 1176 1224 1296 1312 1323 1344 1377 1394 1428 1458 1476 1512 1536 1568 1632 1666 1701 1722 1728 1764 1792 1836 1904 1944 1968 2009 2016 2091 2142 2176 2214 2268 2296 2304 2352 2448 2499 2583 2592 2624 2646 2688 2754 2788 2856 2916 2952 3024 3136 3213 3264 3321 3332 3402 3444 3456 3528 3584 3672 3808 3888 3936 3969 4018 4032 4131 4182 4284 4352 4428 4536 4592 4608 4704 4879 4896 4998 5103 5166 5184 5248 5292 5376 5508 5576 5712 5832 5904 6027 6048 6272 6273 6426 6528 6642 6664 6804 6888 6912 7056 7344 7497 7616 7749 7776 7872 7938 8036 8064 8262 8364 8568 8704 8856 9072 9184 9408 9639 9758 9792 9963 9996 10206 10332 10368 10496 10584 10752 11016 11152 11424 11664 11808 11907 12054 12096 12393 12544 12546 12852 13056 13284 13328 13608 13776 13824 14112 14637 14688 14994 15232 15498 15552 15744 15876 16072 16128 16524 16728 17136 17712 18081 18144 18368 18816 18819 19278 19516 19584 19926 19992 20412 20664 20736 20992 21168 22032 22304 22491 22848 23247 23328 23616 23814 24108 24192 24786 25088 25092 25704 26112 26568 26656 27216 27552 28224 28917 29274 29376 29889 29988 30464 30996 31104 31488 31752 32144 32256 33048 33456 34153 34272 35424 35721 36162 36288 36736 37632 37638 38556 39032 39168 39852 39984 40824 41328 41472 42336 43911 44064 44608 44982 45696 46494 46656 47232 47628 48216 48384 49572 50184 51408 53136 53312 54243 54432 55104 56448 56457 57834 58548 58752 59778 59976 60928 61992 62208 62976 63504 64288 66096 66912 67473 68306 68544 69741 70848 71442 72324 72576 73472 75264 75276 77112 78064 78336 79704 79968 81648 82656 84672 86751 87822 88128 89216 89964 91392 92988 93312 94464 95256 96432 96768 99144 100368 102459 102816 106272 106624 108486 108864 110208 112896 112914 115668 117096 117504 119556 119952 123984 124416 127008 128576 131733 132192 133824 134946 136612 137088 139482 141696 142884 144648 145152 146944 150552 154224 156128 159408 159936 162729 163296 165312 169344 169371 173502 175644 176256 178432 179928 182784 185976 186624 188928 190512 192864 198288 200736 202419 204918 205632 209223 212544 213248 216972 217728 220416 225792 225828 231336 234192 235008 239112 239904 247968 254016 257152 263466 264384 267648 269892 273224 274176 278964 283392 285768 289296 290304 301104 307377 308448 312256 318816 319872 325458 326592 330624 338688 338742 347004 351288 352512 356864 359856 371952 373248 381024 385728 395199 396576 401472 404838 409836 411264 418446 425088 426496 433944 435456 440832 451656 462672 468384 478224 479808 488187 495936 508032 508113 514304 526932 528768 535296 539784 546448 548352 557928 566784 571536 578592 602208 607257 614754 616896 624512 637632 639744 650916 653184 661248 677376 677484 694008 702576 705024 719712 743904 762048 771456 790398 793152 802944 809676 819672 822528 836892 850176 867888 870912 903312 922131 925344 936768 956448 959616 976374 991872 1016064 1016226 1028608 1053864 1057536 1070592 1079568 1092896 1115856 1143072 1157184 1185597 1204416 1214514 1229508 1233792 1249024 1275264 1279488 1301832 1306368 1322496 1354968 1388016 1405152 1439424 1464561 1487808 1524096 1542912 1580796 1586304 1605888 1619352 1639344 1645056 1673784 1700352 1735776 1806624 1844262 1850688 1873536 1912896 1919232 1952748 1983744 2032128 2032452 2107728 2115072 2159136 2185792 2231712 2286144 2314368 2371194 2408832 2429028 2459016 2467584 2498048 2550528 2603664 2612736 2709936 2766393 2776032 2810304 2878848 2929122 2975616 3048192 3085824 3161592 3172608 3211776 3238704 3278688 3347568 3471552 3556791 3613248 3688524 3701376 3747072 3825792 3838464 3905496 3967488 4064904 4215456 4318272 4371584 4463424 4572288 4628736 4742388 4817664 4858056 4918032 4935168 5101056 5207328 5419872 5532786 5552064 5620608 5757696 5858244 5951232 6096384 6323184 6345216 6477408 6557376 6695136 6943104 7113582 7226496 7377048 7402752 7494144 7651584 7810992 8129808 8299179 8430912 8636544 8743168 8926848 9144576 9257472 9484776 9635328 9716112 9836064 10414656 10839744 11065572 11104128 11241216 11515392 11716488 11902464 12646368 12954816 13114752 13390272 13886208 14227164 14452992 14754096 14805504 15303168 15621984 16259616 16598358 16861824 17273088 17486336 17853696 18289152 18969552 19432224 19672128 20829312 21679488 22131144 22208256 22482432 23432976 24897537 25292736 25909632 26229504 26780544 27772416 28454328 28905984 29508192 31243968 32519232 33196716 33723648 34546176 35707392 37939104 38864448 39344256 41658624 43358976 44262288 44416512 46865952 49795074 50585472 51819264 52459008 53561088 56908656 59016384 62487936 65038464 66393432 67447296 75878208 77728896 78688512 83317248 86717952 88524576 93731904 99590148 101170944 103638528 107122176 113817312 118032768 124975872 130076928 132786864 151756416 155457792 157377024 177049152 187463808 199180296 202341888 227634624 236065536 249951744 260153856 265573728 303512832 310915584 354098304 374927616 398360592 455269248 472131072 531147456 607025664 708196608 749855232 796721184 910538496 1062294912 1416393216 1593442368 1821076992 2124589824 3186884736 4249179648 6373769472 12747538944
• Sum of all divisors σ(n): 48182845788
• Sum of proper divisors (its aliquot sum) s(n): 35435306844
• 12747538944 is an abundant number, because the sum of its proper divisors (35435306844) is greater than itself. Its abundance is 22687767900

Bases of 12747538944

• Binary: 1011110111110100000000001000000000₂
• Hexadecimal: 0x2F7D00200
• Base-36: 5UTK000

Squares and roots of 12747538944

• 12747538944 squared (12747538944²) is 162499749128796635136
• 12747538944 cubed (12747538944³) is 2071471880409565178252318736384
• The square root of 12747538944 is 112904.9996412913
• The cube root of 12747538944 is 2336.0140425751

Scales and comparisons

• 12,747,538,944 seconds is equal to 405 years, 17 weeks, 1 day, 23 hours, 2 minutes, 24 seconds.
• To count from 1 to 12,747,538,944 would take you about eight hundred ten 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 12747538944 cubic inches would be around 194.7 feet tall.

Recreational maths with 12747538944

• 12747538944 backwards is 44983574721
• 12747538944 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 12747538944's digits is 54
• More coming soon!