13878361728

Names of 13878361728

• Cardinal: 13878361728 can be written as Thirteen billion, eight hundred seventy-eight million, three hundred sixty-one thousand, seven hundred twenty-eight.

Scientific notation

• Scientific notation: 1.3878361728 × 10¹⁰

Factors of 13878361728

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 157

Divisors of 13878361728

• Number of divisors d(n): 768
• Complete list of divisors:
  1 2 3 4 6 7 8 9 11 12 14 16 18 21 22 24 28 31 32 33 36 42 44 48 49 56 62 63 64 66 72 77 84 88 93 96 98 99 103 112 124 126 128 132 144 147 154 168 176 186 192 196 198 206 217 224 231 248 252 264 279 288 294 308 309 336 341 343 352 372 384 392 396 412 434 441 448 462 496 504 528 539 558 576 588 616 618 651 672 682 686 693 704 721 744 784 792 824 868 882 896 924 927 992 1008 1023 1029 1056 1078 1116 1133 1152 1176 1232 1236 1302 1344 1364 1372 1386 1408 1442 1488 1519 1568 1584 1617 1648 1736 1764 1848 1854 1953 1984 2016 2046 2058 2112 2156 2163 2232 2266 2352 2387 2464 2472 2604 2688 2728 2744 2772 2884 2976 3038 3069 3087 3136 3168 3193 3234 3296 3399 3472 3528 3696 3708 3773 3906 3968 4032 4092 4116 4224 4312 4326 4464 4532 4557 4704 4774 4851 4928 4944 5047 5208 5456 5488 5544 5768 5952 6076 6138 6174 6272 6336 6386 6468 6489 6592 6798 6944 7056 7161 7392 7416 7546 7812 7931 8064 8184 8232 8624 8652 8928 9064 9114 9408 9548 9579 9702 9856 9888 10094 10197 10416 10633 10912 10976 11088 11319 11536 11904 12152 12276 12348 12672 12772 12936 12978 13184 13596 13671 13888 14112 14322 14784 14832 15092 15141 15624 15862 16368 16464 16709 17248 17304 17856 18128 18228 18816 19096 19158 19404 19776 20188 20394 20832 21266 21483 21824 21952 22176 22351 22638 23072 23793 24304 24552 24696 25544 25872 25956 27192 27342 27776 28224 28644 28737 29568 29664 30184 30282 31248 31724 31899 32736 32928 33418 33957 34496 34608 35123 35329 35712 36256 36456 38192 38316 38808 39552 40376 40788 41664 42532 42966 43648 43904 44352 44702 45276 45423 46144 47586 48608 49104 49392 50127 51088 51744 51912 54384 54684 55517 56448 57288 57474 59328 60368 60564 62496 63448 63798 65472 65856 66836 67053 67914 68992 69216 70246 70658 71379 72512 72912 76384 76632 77616 80752 81576 83328 85064 85932 88704 89404 90552 90846 92288 95172 95697 97216 98208 98784 100254 102176 103488 103824 105369 105987 108768 109368 111034 114576 114948 116963 118656 120736 121128 124992 126896 127596 130944 131712 133672 134106 135828 138432 140492 141316 142758 145024 145824 150381 152768 153264 155232 156457 161504 163152 166551 170128 171864 178808 181104 181692 190344 191394 194432 196416 197568 200508 201159 204352 206976 207648 210738 211974 217536 218736 222068 229152 229896 233926 241472 242256 245861 249984 253792 255192 267344 268212 271656 276864 280984 282632 285516 291648 300762 305536 306528 310464 312914 316107 317961 323008 326304 333102 340256 343728 350889 357616 362208 363384 380688 382788 388619 392832 395136 401016 402318 408704 415296 421476 423948 435072 437472 444136 458304 459792 467852 469371 482944 484512 491722 499653 507584 510384 534688 536424 543312 561968 565264 571032 583296 601524 613056 620928 625828 632214 635922 646016 652608 666204 680512 687456 701778 715232 724416 726768 737583 761376 765576 777238 802032 804636 830592 842952 847896 874944 888272 916608 919584 935704 938742 969024 983444 999306 1015168 1020768 1052667 1069376 1072848 1086624 1095199 1123936 1130528 1142064 1165857 1203048 1226112 1251656 1264428 1271844 1305216 1332408 1361024 1374912 1403556 1408113 1430464 1448832 1453536 1475166 1522752 1531152 1554476 1604064 1609272 1685904 1695792 1721027 1749888 1776544 1839168 1871408 1877484 1938048 1966888 1998612 2041536 2105334 2138752 2145696 2173248 2190398 2212749 2247872 2261056 2284128 2331714 2406096 2503312 2528856 2543688 2664816 2749824 2807112 2816226 2860928 2907072 2950332 3045504 3062304 3108952 3208128 3218544 3285597 3371808 3391584 3442054 3497571 3553088 3678336 3742816 3754968 3933776 3997224 4083072 4210668 4291392 4346496 4380796 4425498 4495744 4522112 4568256 4663428 4812192 5006624 5057712 5087376 5163081 5329632 5614224 5632452 5814144 5900664 6124608 6217904 6416256 6437088 6571194 6743616 6783168 6884108 6995142 7106176 7485632 7509936 7867552 7994448 8421336 8582784 8761592 8850996 9136512 9326856 9624384 9856791 10013248 10115424 10174752 10326162 10659264 11228448 11264904 11801328 12047189 12249216 12435808 12874176 13142388 13487232 13566336 13768216 13990284 14971264 15019872 15489243 15735104 15988896 16842672 17523184 17701992 18653712 19248768 19713582 20026496 20230848 20349504 20652324 21318528 22456896 22529808 23602656 24094378 24871616 25748352 26284776 27536432 27980568 30039744 30978486 31470208 31977792 33685344 35046368 35403984 36141567 37307424 39427164 40461696 40699008 41304648 44913792 45059616 47205312 48188756 49743232 52569552 55072864 55961136 60079488 61956972 63955584 67370688 70092736 70807968 72283134 74614848 78854328 82609296 90119232 94410624 96377512 105139104 108424701 110145728 111922272 123913944 134741376 140185472 141615936 144566268 149229696 157708656 165218592 180238464 192755024 210278208 216849402 220291456 223844544 247827888 283231872 289132536 315417312 330437184 385510048 420556416 433698804 447689088 495655776 578265072 630834624 660874368 771020096 867397608 991311552 1156530144 1261669248 1542040192 1734795216 1982623104 2313060288 3469590432 4626120576 6939180864 13878361728
• Sum of all divisors σ(n): 52955136000
• Sum of proper divisors (its aliquot sum) s(n): 39076774272
• 13878361728 is an abundant number, because the sum of its proper divisors (39076774272) is greater than itself. Its abundance is 25198412544

Bases of 13878361728

• Binary: 1100111011001101101111111010000000₂
• Hexadecimal: 0x33B36FE80
• Base-36: 6DITGG0

Squares and roots of 13878361728

• 13878361728 squared (13878361728²) is 192608924253215145984
• 13878361728 cubed (13878361728³) is 2673096322827072062974278500352
• The square root of 13878361728 is 117806.4587703069
• The cube root of 13878361728 is 2403.1418186119

Scales and comparisons

• 13,878,361,728 seconds is equal to 441 years, 15 weeks, 4 hours, 28 minutes, 48 seconds.
• To count from 1 to 13,878,361,728 would take you about eight hundred eighty-two 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 13878361728 cubic inches would be around 200.3 feet tall.

Recreational maths with 13878361728

• 13878361728 backwards is 82716387831
• The number of decimal digits it has is: 11
• The sum of 13878361728's digits is 54
• More coming soon!