12179749518

Names of 12179749518

• Cardinal: 12179749518 can be written as Twelve billion, one hundred seventy-nine million, seven hundred forty-nine thousand, five hundred eighteen.

Scientific notation

• Scientific notation: 1.2179749518 × 10¹⁰

Factors of 12179749518

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 5123

Divisors of 12179749518

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 3 6 9 17 18 27 34 51 54 81 102 153 162 243 289 306 459 486 578 867 918 1377 1734 2601 2754 4131 4913 5101 5202 7803 8262 9826 10202 14739 15303 15606 23409 29478 30606 44217 45909 46818 70227 86717 88434 91818 132651 137727 140454 173434 260151 265302 275454 397953 413181 520302 780453 795906 826362 1193859 1239543 1474189 1560906 2341359 2387718 2479086 2948378 4422567 4682718 7024077 8845134 13267701 14048154 21072231 25061213 26535402 39803103 42144462 50122426 75183639 79606206 119409309 150367278 225550917 238818618 358227927 451101834 676652751 716455854 1353305502 2029958253 4059916506 6089874759 12179749518
• Sum of all divisors σ(n): 29082624480
• Sum of proper divisors (its aliquot sum) s(n): 16902874962
• 12179749518 is an abundant number, because the sum of its proper divisors (16902874962) is greater than itself. Its abundance is 4723125444

Bases of 12179749518

• Binary: 1011010101111110000011101010001110₂
• Hexadecimal: 0x2D5F83A8E
• Base-36: 5LFIAVI

Squares and roots of 12179749518

• 12179749518 squared (12179749518²) is 148346298321221232324
• 12179749518 cubed (12179749518³) is 1806820755474978513569605019832
• The square root of 12179749518 is 110361.9024754463
• The cube root of 12179749518 is 2300.8030918263

Scales and comparisons

• 12,179,749,518 seconds is equal to 387 years, 14 weeks, 3 days, 7 hours, 45 minutes, 18 seconds.
• To count from 1 to 12,179,749,518 would take you about seven hundred seventy-four 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 12179749518 cubic inches would be around 191.7 feet tall.

Recreational maths with 12179749518

• 12179749518 backwards is 81594797121
• 12179749518 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 12179749518's digits is 54
• More coming soon!