138638229184

Names of 138638229184

• Cardinal: 138638229184 can be written as One hundred thirty-eight billion, six hundred thirty-eight million, two hundred twenty-nine thousand, one hundred eighty-four.

Scientific notation

• Scientific notation: 1.38638229184 × 10¹¹

Factors of 138638229184

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 80

Divisors of 138638229184

• Number of divisors d(n): 504
• Complete list of divisors:
  1 2 4 7 8 13 14 16 17 26 28 32 34 41 49 52 56 64 68 82 91 98 104 112 119 136 164 182 196 208 221 224 238 272 287 289 328 343 364 392 416 442 448 476 533 544 574 578 637 656 686 697 728 784 832 833 884 952 1066 1088 1148 1156 1274 1312 1372 1394 1456 1547 1568 1666 1681 1768 1904 2009 2023 2132 2296 2312 2548 2624 2744 2788 2912 3094 3136 3332 3362 3536 3731 3757 3808 4018 4046 4264 4459 4592 4624 4879 5096 5488 5576 5824 5831 6188 6664 6724 7072 7462 7514 7616 8036 8092 8528 8918 9061 9184 9248 9758 10192 10829 10976 11152 11662 11767 11849 12376 13328 13448 14063 14144 14161 14924 15028 16072 16184 17056 17836 18122 18368 18496 19516 20384 21658 21853 21952 22304 23324 23534 23698 24752 26117 26299 26656 26896 28126 28322 28577 29848 30056 32144 32368 34112 34153 35672 36244 39032 40768 43316 43706 44608 46648 47068 47396 49504 52234 52598 53312 53792 56252 56644 57154 59696 60112 63427 64288 64736 68306 71344 72488 75803 78064 82369 82943 86632 87412 93296 94136 94792 99008 99127 104468 105196 107584 112504 113288 114308 119392 120224 126854 128576 129472 136612 142688 144976 151606 152971 154037 156128 164738 165886 173264 174824 182819 184093 186592 188272 189584 198254 200039 208936 210392 225008 226576 228616 238784 239071 240448 253708 273224 285376 289952 303212 305942 308074 312256 329476 331772 346528 349648 365638 368186 371501 373184 376544 379168 396508 400078 417872 420784 443989 450016 453152 457232 478142 485809 507416 546448 576583 579904 580601 606424 611884 616148 658952 663544 693056 699296 731276 736372 743002 753088 758336 793016 800156 835744 841568 887978 900032 906304 914464 956284 971618 1014832 1070797 1078259 1092896 1153166 1161202 1212848 1223768 1232296 1288651 1317904 1327088 1398592 1400273 1462552 1472744 1486004 1586032 1600312 1671488 1683136 1775956 1828928 1912568 1943236 2029664 2141594 2156518 2185792 2306332 2322404 2425696 2447536 2464592 2577302 2600507 2635808 2654176 2800546 2925104 2945488 2972008 3107923 3172064 3200624 3400663 3551912 3825136 3886472 4059328 4064207 4283188 4313036 4612664 4644808 4851392 4895072 4929184 5154604 5201014 5271616 5308352 5601092 5850208 5890976 5944016 6215846 6315517 6344128 6401248 6801326 7103824 7495579 7547813 7650272 7772944 8128414 8566376 8626072 9225328 9289616 9790144 9801911 9858368 10309208 10402028 11202184 11700416 11781952 11888032 12431692 12631034 12802496 13602652 14207648 14991158 15095626 15300544 15545888 16256828 17132752 17252144 18203549 18450656 18579232 19603822 20618416 20804056 22404368 23776064 23804641 24863384 25262068 27205304 28415296 29982316 30191252 31091776 32513656 34265504 34504288 36407098 36901312 37158464 39207644 41236832 41608112 44208619 44808736 47609282 49726768 50524136 52834691 54410608 59964632 60382504 65027312 68531008 69008576 72814196 78415288 82473664 83216224 88417238 89617472 95218564 99453536 101048272 105669382 108821216 119929264 120765008 127424843 130054624 145628392 156830576 166432448 166632487 176834476 190437128 198907072 202096544 211338764 217642432 239858528 241530016 254849686 260109248 291256784 309460333 313661152 333264974 353668952 380874256 404193088 422677528 479717056 483060032 509699372 582513568 618920666 627322304 666529948 707337904 761748512 845355056 1019398744 1165027136 1237841332 1333059896 1414675808 1523497024 1690710112 2038797488 2166222331 2475682664 2666119792 2829351616 3381420224 4077594976 4332444662 4951365328 5332239584 8155189952 8664889324 9902730656 10664479168 17329778648 19805461312 34659557296 69319114592 138638229184
• Sum of all divisors σ(n): 376197063200
• Sum of proper divisors (its aliquot sum) s(n): 237558834016
• 138638229184 is an abundant number, because the sum of its proper divisors (237558834016) is greater than itself. Its abundance is 98920604832

Bases of 138638229184

• Binary: 10000001000111011110110111111011000000₂
• Hexadecimal: 0x20477B7EC0
• Base-36: 1ROTME9S

Squares and roots of 138638229184

• 138638229184 squared (138638229184²) is 19220558591275309305856
• 138638229184 cubed (138638229184³) is 2664704207021726514385752081301504
• The square root of 138638229184 is 372341.5490970623
• The cube root of 138638229184 is 5175.6035352513

Scales and comparisons

• 138,638,229,184 seconds is equal to 4,408 years, 13 weeks, 6 days, 3 hours, 13 minutes, 4 seconds.
• To count from 1 to 138,638,229,184 would take you about eight thousand, eight hundred sixteen 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 138638229184 cubic inches would be around 431.3 feet tall.

Recreational maths with 138638229184

• 138638229184 backwards is 481922836831
• The number of decimal digits it has is: 12
• The sum of 138638229184's digits is 55
• More coming soon!