121388956416

Names of 121388956416

• Cardinal: 121388956416 can be written as One hundred twenty-one billion, three hundred eighty-eight million, nine hundred fifty-six thousand, four hundred sixteen.

Scientific notation

• Scientific notation: 1.21388956416 × 10¹¹

Factors of 121388956416

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 34099

Divisors of 121388956416

• Number of divisors d(n): 432
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 13 14 16 17 18 21 24 26 28 32 34 36 39 42 48 51 52 56 63 64 68 72 78 84 91 96 102 104 112 117 119 126 128 136 144 153 156 168 182 192 204 208 221 224 234 238 252 256 272 273 288 306 312 336 357 364 384 408 416 442 448 468 476 504 544 546 576 612 624 663 672 714 728 768 816 819 832 884 896 936 952 1008 1071 1088 1092 1152 1224 1248 1326 1344 1428 1456 1547 1632 1638 1664 1768 1792 1872 1904 1989 2016 2142 2176 2184 2304 2448 2496 2652 2688 2856 2912 3094 3264 3276 3328 3536 3744 3808 3978 4032 4284 4352 4368 4641 4896 4992 5304 5376 5712 5824 6188 6528 6552 7072 7488 7616 7956 8064 8568 8736 9282 9792 9984 10608 11424 11648 12376 13056 13104 13923 14144 14976 15232 15912 16128 17136 17472 18564 19584 21216 22848 23296 24752 26208 27846 28288 29952 30464 31824 34057 34272 34944 37128 39168 42432 45696 49504 52416 55692 56576 63648 68114 68544 69888 74256 84864 91392 99008 102171 104832 111384 127296 136228 137088 148512 169728 198016 204342 209664 222768 238399 254592 272456 274176 297024 306513 396032 408684 442741 445536 476798 509184 544912 578969 594048 613026 715197 817368 885482 891072 953596 1089824 1157938 1188096 1226052 1328223 1430394 1634736 1736907 1770964 1782144 1907192 2145591 2179648 2315876 2452104 2656446 2860788 3099187 3269472 3473814 3541928 3564288 3814384 3984669 4052783 4291182 4359296 4631752 4904208 5210721 5312892 5721576 6198374 6538944 6947628 7083856 7526597 7628768 7969338 8105566 8582364 8718592 9263504 9297561 9808416 10421442 10625784 11443152 12158349 12396748 13077888 13895256 14167712 15053194 15257536 15938676 16211132 17164728 18527008 18595122 19616832 20842884 21251568 22579791 22886304 24316698 24793496 26155776 27790512 27892683 28335424 30106388 30515072 31877352 32422264 34329456 36475047 37054016 37190244 39233664 41685768 42503136 45159582 45772608 48633396 49586992 52686179 55581024 55785366 56670848 60212776 61030144 63754704 64844528 67739373 68658912 72950094 74108032 74380488 78467328 83371536 85006272 90319164 91545216 97266792 99173984 105372358 111162048 111570732 113341696 120425552 127509408 129689056 135478746 137317824 145900188 148216064 148760976 158058537 166743072 170012544 180638328 183090432 194533584 198347968 210744716 222324096 223141464 240851104 255018816 259378112 270957492 274635648 291800376 297521952 316117074 333486144 340025088 361276656 389067168 396695936 421489432 444648192 446282928 474175611 481702208 510037632 518756224 541914984 549271296 583600752 595043904 632234148 666972288 722553312 778134336 793391872 842978864 892565856 948351222 963404416 1020075264 1037512448 1083829968 1167201504 1190087808 1264468296 1333944576 1445106624 1556268672 1685957728 1785131712 1896702444 1926808832 2167659936 2334403008 2380175616 2528936592 2890213248 3112537344 3371915456 3570263424 3793404888 4335319872 4668806016 5057873184 5780426496 6743830912 7140526848 7586809776 8670639744 9337612032 10115746368 13487661824 15173619552 17341279488 20231492736 30347239104 40462985472 60694478208 121388956416
• Sum of all divisors σ(n): 456114544704
• Sum of proper divisors (its aliquot sum) s(n): 334725588288
• 121388956416 is an abundant number, because the sum of its proper divisors (334725588288) is greater than itself. Its abundance is 213336631872

Bases of 121388956416

• Binary: 1110001000011010110000111101100000000₂
• Hexadecimal: 0x1C43587B00
• Base-36: 1JRJUM80

Squares and roots of 121388956416

• 121388956416 squared (121388956416²) is 14735278739765547565056
• 121388956416 cubed (121388956416³) is 1788700108719011459432957708599296
• The square root of 121388956416 is 348409.1795805613
• The cube root of 121388956416 is 4951.3815334509

Scales and comparisons

• 121,388,956,416 seconds is equal to 3,859 years, 41 weeks, 1 day, 18 hours, 33 minutes, 36 seconds.
• To count from 1 to 121,388,956,416 would take you about seven thousand, seven hundred nineteen 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 121388956416 cubic inches would be around 412.6 feet tall.

Recreational maths with 121388956416

• 121388956416 backwards is 614659883121
• The number of decimal digits it has is: 12
• The sum of 121388956416's digits is 54
• More coming soon!