12721741479

Names of 12721741479

• Cardinal: 12721741479 can be written as Twelve billion, seven hundred twenty-one million, seven hundred forty-one thousand, four hundred seventy-nine.

Scientific notation

• Scientific notation: 1.2721741479 × 10¹⁰

Factors of 12721741479

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 490

Divisors of 12721741479

• Number of divisors d(n): 96
• Complete list of divisors:
  1 3 9 19 43 57 61 113 129 171 183 251 339 387 549 753 817 1017 1159 2147 2259 2451 2623 3477 4769 4859 6441 6893 7353 7869 10431 10793 14307 14577 15311 19323 20679 23607 28363 32379 42921 43731 45933 49837 62037 85089 92321 97137 130967 137799 149511 205067 255267 276963 290909 296399 392901 448533 538897 615201 658373 830889 872727 889197 1178703 1219609 1616691 1730143 1845603 1975119 2618181 2667591 3658827 4850073 5190429 5631581 5925357 10976481 12509087 15571287 16894743 23172571 32872717 37527261 50684229 69517713 74396149 98618151 112581783 208553139 223188447 295854453 669565341 1413526831 4240580493 12721741479
• Sum of all divisors σ(n): 20376195840
• Sum of proper divisors (its aliquot sum) s(n): 7654454361
• 12721741479 is a deficient number, because the sum of its proper divisors (7654454361) is less than itself. Its deficiency is 5067287118

Bases of 12721741479

• Binary: 1011110110010001100101111010100111₂
• Hexadecimal: 0x2F6465EA7
• Base-36: 5UE72JR

Squares and roots of 12721741479

• 12721741479 squared (12721741479²) is 161842706258509107441
• 12721741479 cubed (12721741479³) is 2058921069282488208831437245239
• The square root of 12721741479 is 112790.6976616423
• The cube root of 12721741479 is 2334.4371646505

Scales and comparisons

• 12,721,741,479 seconds is equal to 404 years, 26 weeks, 4 days, 9 hours, 4 minutes, 39 seconds.
• To count from 1 to 12,721,741,479 would take you about eight hundred nine 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 12721741479 cubic inches would be around 194.5 feet tall.

Recreational maths with 12721741479

• 12721741479 backwards is 97414712721
• The number of decimal digits it has is: 11
• The sum of 12721741479's digits is 45
• More coming soon!