12749918543715986448

Names of 12749918543715986448

• Cardinal: 12749918543715986448 can be written as Twelve quintillion, seven hundred forty-nine quadrillion, nine hundred eighteen trillion, five hundred forty-three billion, seven hundred fifteen million, nine hundred eighty-six thousand, four hundred forty-eight.

Scientific notation

• Scientific notation: 1.2749918543715986448 × 10¹⁹

Factors of 12749918543715986448

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 24958599066

Divisors of 12749918543715986448

• Number of divisors d(n): 80
• Complete list of divisors:
  1 2 3 4 6 8 12 16 24 31 48 62 93 124 186 248 372 496 744 1488 343313 686626 1029939 1373252 2059878 2746504 4119756 5493008 8239512 10642703 16479024 21285406 31928109 42570812 63856218 85141624 127712436 170283248 255424872 510849744 24958255717 49916511434 74874767151 99833022868 149749534302 199666045736 299499068604 399332091472 598998137208 773705927227 1197996274416 1547411854454 2321117781681 3094823708908 4642235563362 6189647417816 9284471126724 12379294835632 18568942253448 37137884506896 8568493644970421 17136987289940842 25705480934911263 34273974579881684 51410961869822526 68547949159763368 102821923739645052 137095898319526736 205643847479290104 265623302994083051 411287694958580208 531246605988166102 796869908982249153 1062493211976332204 1593739817964498306 2124986423952664408 3187479635928996612 4249972847905328816 6374959271857993224 12749918543715986448
• Sum of all divisors σ(n): 33999881818963585536
• Sum of proper divisors (its aliquot sum) s(n): 21249963275247599088
• 12749918543715986448 is an abundant number, because the sum of its proper divisors (21249963275247599088) is greater than itself. Its abundance is 8500044731531612640

Bases of 12749918543715986448

• Binary: 1011000011110000110011110101110100010001010110110110110000010000₂
• Hexadecimal: 0xB0F0CF5D115B6C10
• Base-36: 2OV8SX2YZ0CUO

Squares and roots of 12749918543715986448

• 12749918543715986448 squared (12749918543715986448²) is 162560422871392780629296447121719656704
• 12749918543715986448 cubed (12749918543715986448³) is 2072632150042283177738864458016845596971623742927276347392
• The square root of 12749918543715986448 is 3570702808.0919849143
• The cube root of 12749918543715986448 is 2336159.3891273501

Scales and comparisons

• 12,749,918,543,715,986,448 seconds is equal to 293,274,701,009 years, 3 weeks, 3 days, 15 hours, 30 minutes, 7 seconds.
• To count from 1 to 12,749,918,543,715,986,448 would take you about two hundred ninety-three billion, two hundred seventy-four million, seven hundred one thousand and 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 12749918543715986448 cubic inches would be around 194679.9 feet tall.

Recreational maths with 12749918543715986448

• 12749918543715986448 backwards is 84468951734581994721
• The number of decimal digits it has is: 20
• The sum of 12749918543715986448's digits is 105
• More coming soon!