1211472768

Names of 1211472768

• Cardinal: 1211472768 can be written as One billion, two hundred eleven million, four hundred seventy-two thousand, seven hundred sixty-eight.

Scientific notation

• Scientific notation: 1.211472768 × 10⁹

Factors of 1211472768

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 16904

Divisors of 1211472768

• Number of divisors d(n): 128
• Complete list of divisors:
  1 2 3 4 6 8 11 12 16 17 22 24 32 33 34 44 48 51 64 66 68 88 96 102 128 132 136 176 187 192 204 264 272 352 374 384 408 528 544 561 704 748 816 1056 1088 1122 1408 1496 1632 2112 2176 2244 2992 3264 4224 4488 5984 6528 8976 11968 16871 17952 23936 33742 35904 50613 67484 71808 101226 134968 185581 202452 269936 286807 371162 404904 539872 556743 573614 742324 809808 860421 1079744 1113486 1147228 1484648 1619616 1720842 2159488 2226972 2294456 2969296 3154877 3239232 3441684 4453944 4588912 5938592 6309754 6478464 6883368 8907888 9177824 9464631 11877184 12619508 13766736 17815776 18355648 18929262 23754368 25239016 27533472 35631552 36711296 37858524 50478032 55066944 71263104 75717048 100956064 110133888 151434096 201912128 302868192 403824256 605736384 1211472768
• Sum of all divisors σ(n): 3717239040
• Sum of proper divisors (its aliquot sum) s(n): 2505766272
• 1211472768 is an abundant number, because the sum of its proper divisors (2505766272) is greater than itself. Its abundance is 1294293504

Bases of 1211472768

• Binary: 1001000001101011001101110000000₂
• Hexadecimal: 0x48359B80
• Base-36: K1A2DC

Squares and roots of 1211472768

• 1211472768 squared (1211472768²) is 1467666267605581824
• 1211472768 cubed (1211472768³) is 1778037715716362944571768832
• The square root of 1211472768 is 34806.2173756355
• The cube root of 1211472768 is 1066.0343989079

Scales and comparisons

• 1,211,472,768 seconds is equal to 38 years, 27 weeks, 16 hours, 12 minutes, 48 seconds.
• To count from 1 to 1,211,472,768 would take you about seventy-seven 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 1211472768 cubic inches would be around 88.8 feet tall.

Recreational maths with 1211472768

• 1211472768 backwards is 8672741121
• The number of decimal digits it has is: 10
• The sum of 1211472768's digits is 39
• More coming soon!