12997503918

Names of 12997503918

• Cardinal: 12997503918 can be written as Twelve billion, nine hundred ninety-seven million, five hundred three thousand, nine hundred eighteen.

Scientific notation

• Scientific notation: 1.2997503918 × 10¹⁰

Factors of 12997503918

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 791

Divisors of 12997503918

• Number of divisors d(n): 288
• Complete list of divisors:
  1 2 3 6 7 9 14 17 18 21 23 27 34 42 46 49 51 54 63 69 98 102 119 126 138 147 153 161 189 207 238 289 294 306 322 357 378 391 414 441 459 483 578 621 714 739 782 833 867 882 918 966 1071 1127 1173 1242 1323 1449 1478 1666 1734 2023 2142 2217 2254 2346 2499 2601 2646 2737 2898 3213 3381 3519 4046 4347 4434 4998 5173 5202 5474 6069 6426 6647 6651 6762 7038 7497 7803 8211 8694 10143 10346 10557 12138 12563 13294 13302 14161 14994 15519 15606 16422 16997 18207 19159 19941 19953 20286 21114 22491 24633 25126 28322 30429 31038 33994 36211 36414 37689 38318 39882 39906 42483 44982 46529 46557 49266 50991 54621 57477 59823 60858 72422 73899 75378 84966 87941 93058 93114 101982 108633 109242 113067 114954 118979 119646 127449 139587 139671 147798 152973 172431 175882 179469 213571 217266 226134 237958 254898 263823 279174 279342 288949 305946 325703 325899 339201 344862 356937 358938 382347 418761 427142 458919 517293 527646 577898 615587 640713 651406 651798 678402 713874 764694 791469 832853 837522 866847 917838 977109 977697 1034586 1070811 1231174 1256283 1281426 1494997 1582938 1665706 1733694 1846761 1922139 1954218 1955394 2022643 2141622 2374407 2498559 2512566 2600541 2931327 2989994 3212433 3693522 3844278 4045286 4484991 4748814 4912133 4997118 5201082 5540283 5766417 5862654 6067929 6424866 7495677 7801623 8793981 8969982 9824266 10464979 11080566 11532834 12135858 13454973 14158501 14736399 14991354 15603246 16620849 17587962 18203787 20929958 22487031 26909946 28317002 29472798 31394937 33241698 34384931 36407574 40364919 42475503 44209197 44974062 54611361 62789874 68769862 80729838 84951006 88418394 94184811 103154793 109222722 127426509 132627591 188369622 206309586 240694517 254853018 265255182 282554433 309464379 382279527 481389034 565108866 618928758 722083551 764559054 928393137 1444167102 1856786274 2166250653 4332501306 6498751959 12997503918
• Sum of all divisors σ(n): 37293868800
• Sum of proper divisors (its aliquot sum) s(n): 24296364882
• 12997503918 is an abundant number, because the sum of its proper divisors (24296364882) is greater than itself. Its abundance is 11298860964

Bases of 12997503918

• Binary: 1100000110101101100010101110101110₂
• Hexadecimal: 0x306B62BAE
• Base-36: 5YYDM7I

Squares and roots of 12997503918

• 12997503918 squared (12997503918²) is 168935108098425350724
• 12997503918 cubed (12997503918³) is 2195734729397037025665714136632
• The square root of 12997503918 is 114006.5959407613
• The cube root of 12997503918 is 2351.1841877241

Scales and comparisons

• 12,997,503,918 seconds is equal to 413 years, 14 weeks, 4 days, 1 hour, 45 minutes, 18 seconds.
• To count from 1 to 12,997,503,918 would take you about eight hundred twenty-six 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 12997503918 cubic inches would be around 195.9 feet tall.

Recreational maths with 12997503918

• 12997503918 backwards is 81930579921
• 12997503918 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 12997503918's digits is 54
• More coming soon!