12897376128

Names of 12897376128

• Cardinal: 12897376128 can be written as Twelve billion, eight hundred ninety-seven million, three hundred seventy-six thousand, one hundred twenty-eight.

Scientific notation

• Scientific notation: 1.2897376128 × 10¹⁰

Factors of 12897376128

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 7279

Divisors of 12897376128

• Number of divisors d(n): 384
• 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 96 102 104 112 117 119 126 128 136 144 153 156 168 182 192 204 208 221 224 234 238 252 272 273 288 306 312 336 357 364 384 408 416 442 448 468 476 504 544 546 576 612 624 663 672 714 728 816 819 832 884 896 936 952 1008 1071 1088 1092 1152 1224 1248 1326 1344 1428 1456 1547 1632 1638 1664 1768 1872 1904 1989 2016 2142 2176 2184 2448 2496 2652 2688 2856 2912 3094 3264 3276 3536 3744 3808 3978 4032 4284 4368 4641 4896 4992 5304 5712 5824 6188 6528 6552 7072 7237 7488 7616 7956 8064 8568 8736 9282 9792 10608 11424 11648 12376 13104 13923 14144 14474 14976 15232 15912 17136 17472 18564 19584 21216 21711 22848 24752 26208 27846 28288 28948 31824 34272 34944 37128 42432 43422 45696 49504 50659 52416 55692 57896 63648 65133 68544 74256 84864 86844 94081 99008 101318 104832 111384 115792 123029 127296 130266 137088 148512 151977 173688 188162 198016 202636 222768 231584 246058 254592 260532 282243 297024 303954 347376 369087 376324 405272 445536 455931 463168 492116 521064 564486 594048 607908 658567 694752 738174 752648 810544 846729 861203 891072 911862 926336 984232 1042128 1107261 1128972 1215816 1317134 1389504 1476348 1505296 1599377 1621088 1693458 1722406 1782144 1823724 1968464 1975701 2084256 2214522 2257944 2431632 2583609 2634268 2779008 2952696 3010592 3198754 3242176 3386916 3444812 3647448 3936928 3951402 4168512 4429044 4515888 4798131 4863264 5167218 5268536 5905392 5927103 6021184 6397508 6484352 6773832 6889624 7294896 7750827 7873856 7902804 8337024 8858088 9031776 9596262 9726528 10334436 10537072 11195639 11810784 11854206 12042368 12795016 13547664 13779248 14394393 14589792 15501654 15747712 15805608 17716176 18063552 19192524 19453056 20668872 21074144 22391278 23621568 23708412 25590032 27095328 27558496 28788786 29179584 31003308 31611216 33586917 35432352 36127104 38385048 41337744 42148288 44782556 47243136 47416824 51180064 54190656 55116992 57577572 58359168 62006616 63222432 67173834 70864704 76770096 82675488 84296576 89565112 94833648 100760751 102360128 108381312 110233984 115155144 124013232 126444864 134347668 141729408 153540192 165350976 179130224 189667296 201521502 204720256 230310288 248026464 252889728 268695336 307080384 330701952 358260448 379334592 403043004 460620576 496052928 537390672 614160768 716520896 758669184 806086008 921241152 992105856 1074781344 1433041792 1612172016 1842482304 2149562688 3224344032 4299125376 6448688064 12897376128
• Sum of all divisors σ(n): 48371843520
• Sum of proper divisors (its aliquot sum) s(n): 35474467392
• 12897376128 is an abundant number, because the sum of its proper divisors (35474467392) is greater than itself. Its abundance is 22577091264

Bases of 12897376128

• Binary: 1100000000101111100101011110000000₂
• Hexadecimal: 0x300BE5780
• Base-36: 5XARJ40

Squares and roots of 12897376128

• 12897376128 squared (12897376128²) is 166342310987104272384
• 12897376128 cubed (12897376128³) is 2145379350801430758492211249152
• The square root of 12897376128 is 113566.6153761751
• The cube root of 12897376128 is 2345.1310766987

Scales and comparisons

• 12,897,376,128 seconds is equal to 410 years, 5 weeks, 4 hours, 28 minutes, 48 seconds.
• To count from 1 to 12,897,376,128 would take you about eight hundred twenty 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 12897376128 cubic inches would be around 195.4 feet tall.

Recreational maths with 12897376128

• 12897376128 backwards is 82167379821
• The number of decimal digits it has is: 11
• The sum of 12897376128's digits is 54
• More coming soon!