121161894672

Names of 121161894672

• Cardinal: 121161894672 can be written as One hundred twenty-one billion, one hundred sixty-one million, eight hundred ninety-four thousand, six hundred seventy-two.

Scientific notation

• Scientific notation: 1.21161894672 × 10¹¹

Factors of 121161894672

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 534

Divisors of 121161894672

• Number of divisors d(n): 720
• Complete list of divisors:
  1 2 3 4 6 7 8 12 13 14 16 21 23 24 26 28 29 39 42 46 48 49 52 56 58 69 78 84 87 91 92 98 104 112 116 138 147 156 161 168 169 174 182 184 196 203 208 232 273 276 294 299 312 322 336 338 348 364 368 377 392 406 457 464 483 507 546 552 588 598 609 624 637 644 667 676 696 728 754 784 812 897 914 966 1014 1092 1104 1127 1131 1176 1183 1196 1218 1274 1288 1334 1352 1371 1392 1421 1456 1508 1624 1794 1828 1911 1932 2001 2028 2093 2184 2254 2262 2352 2366 2392 2436 2548 2576 2639 2668 2704 2742 2842 3016 3199 3248 3381 3549 3588 3656 3822 3864 3887 4002 4056 4186 4263 4368 4508 4524 4669 4732 4784 4872 4901 5096 5278 5336 5484 5684 5941 6032 6279 6398 6762 7098 7176 7312 7644 7728 7774 7917 8004 8112 8281 8372 8526 8671 9016 9048 9338 9464 9597 9744 9802 10192 10511 10556 10672 10968 11368 11661 11882 12558 12796 13253 13524 14007 14196 14352 14651 14703 15288 15548 15834 16008 16562 16744 17052 17342 17823 18032 18096 18473 18676 18928 19194 19604 21022 21112 21936 22393 22736 23322 23764 24843 25116 25592 26013 26506 27048 27209 28014 28392 29302 29406 30576 31096 31533 31668 32016 32683 33124 33488 34104 34307 34684 35646 36946 37352 38388 39208 39759 41587 42044 42224 43953 44786 46644 47528 49686 50232 51184 52026 53012 54096 54418 55419 56028 56784 58604 58812 60697 62192 63066 63336 65366 66248 67179 68208 68614 69368 71292 73577 73892 74704 76776 77233 78416 79518 81627 83174 84088 87906 89572 92771 93288 95056 98049 99372 100464 102921 104052 106024 108836 110838 112056 112723 117208 117624 121394 124761 126132 126672 130732 132496 134358 136643 137228 138736 142584 147154 147784 153552 154466 159036 163254 166348 168176 172289 175812 179144 182091 185542 186576 190463 196098 198744 205842 208104 212048 217672 220731 221676 224112 225446 231699 234416 235248 240149 242788 249522 252264 261464 268716 273286 274456 278313 285168 291109 294308 295568 304819 308932 318072 326508 332696 338169 344578 351624 358288 364182 371084 380926 392196 397488 409929 411684 416208 424879 435344 441462 443352 450892 463398 480298 485576 499044 504528 515039 516867 522928 537432 540631 546572 548912 556626 571389 582218 588616 609638 617864 636144 649397 653016 665392 676338 689156 703248 720447 728364 742168 761852 784392 789061 819858 823368 849758 873327 882924 886704 901784 914457 926796 956501 960596 971152 998088 1030078 1033734 1074864 1081262 1093144 1113252 1142778 1164436 1177232 1206023 1219276 1235728 1274637 1298794 1306032 1352676 1378312 1440894 1456728 1484336 1523704 1545117 1568784 1578122 1621893 1639716 1646736 1699516 1746654 1765848 1776359 1803568 1828914 1853592 1913002 1921192 1948191 1996176 2060156 2067468 2133733 2162524 2186288 2226504 2239757 2285556 2328872 2367183 2412046 2438552 2549274 2597588 2705352 2756624 2869503 2881788 2913456 3047408 3090234 3156244 3243786 3279432 3399032 3493308 3531696 3552718 3618069 3657828 3707184 3784417 3826004 3842384 3896382 3962647 4120312 4134936 4267466 4325048 4453008 4479514 4571112 4657744 4734366 4824092 4877104 5098548 5195176 5329077 5410704 5523427 5739006 5763576 6180468 6312488 6401199 6487572 6558864 6695507 6719271 6798064 6986616 7105436 7236138 7315656 7568834 7652008 7792764 7925294 8240624 8269872 8442161 8534932 8650096 8959028 9142224 9468732 9648184 10197096 10390352 10658154 11046854 11353251 11478012 11527152 11887941 12360936 12434513 12624976 12802398 12975144 13391014 13438542 13973232 14210872 14472276 14631312 14936131 15137668 15304016 15585528 15678299 15850588 16570281 16884322 17069864 17918056 18937464 19296368 20086521 20394192 21316308 22093708 22706502 22956024 23775882 24721872 24869026 25326483 25604796 25950288 26782028 26877084 27738529 28421744 28944552 29872262 30275336 31171056 31356598 31701176 33140562 33768644 34139728 35836112 37303539 37874928 40173042 42632616 44187416 44808393 45413004 45912048 47034897 47551764 49738052 50652966 51209592 51514411 53564056 53754168 55477058 57889104 59744524 60550672 62713196 63402352 66281124 67537288 74607078 80346084 83215587 85265232 87041591 88374832 89616786 90826008 94069794 95103528 99476104 101305932 102419184 103028822 107128112 107508336 109748093 110954116 119489048 125426392 132562248 135074576 149214156 154543233 160692168 166431174 174083182 179233572 181652016 188139588 190207056 194169703 198952208 202611864 206057644 219496186 221908232 238978096 250852784 261124773 265124496 298428312 309086466 321384336 329244279 332862348 348166364 358467144 360600877 376279176 388339406 405223728 412115288 438992372 443816464 522249546 582509109 596856624 618172932 658488558 665724696 696332728 716934288 721201754 752558352 776678812 824230576 877984744 1044499092 1081802631 1165018218 1236345864 1316977116 1331449392 1392665456 1442403508 1553357624 1755969488 2088998184 2163605262 2330036436 2472691728 2524206139 2633954232 2884807016 3106715248 4177996368 4327210524 4660072872 5048412278 5267908464 5769614032 7572618417 8654421048 9320145744 10096824556 15145236834 17308842096 20193649112 30290473668 40387298224 60580947336 121161894672
• Sum of all divisors σ(n): 426526093440
• Sum of proper divisors (its aliquot sum) s(n): 305364198768
• 121161894672 is an abundant number, because the sum of its proper divisors (305364198768) is greater than itself. Its abundance is 184202304096

Bases of 121161894672

• Binary: 1110000110101110011111100101100010000₂
• Hexadecimal: 0x1C35CFCB10
• Base-36: 1JNSNW9C

Squares and roots of 121161894672

• 121161894672 squared (121161894672²) is 14680204720508821987584
• 121161894672 cubed (121161894672³) is 1778681418109687087906450299752448
• The square root of 121161894672 is 348083.1720609315
• The cube root of 121161894672 is 4948.2923698175

Scales and comparisons

• 121,161,894,672 seconds is equal to 3,852 years, 29 weeks, 5 days, 17 hours, 51 minutes, 12 seconds.
• To count from 1 to 121,161,894,672 would take you about seven thousand, seven hundred 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 121161894672 cubic inches would be around 412.4 feet tall.

Recreational maths with 121161894672

• 121161894672 backwards is 276498161121
• 121161894672 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 121161894672's digits is 48
• More coming soon!