80135905872

Names of 80135905872

• Cardinal: 80135905872 can be written as Eighty billion, one hundred thirty-five million, nine hundred five thousand, eight hundred seventy-two.

Scientific notation

• Scientific notation: 8.0135905872 × 10¹⁰

Factors of 80135905872

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 168535

Divisors of 80135905872

• Number of divisors d(n): 160
• Complete list of divisors:
  1 2 3 4 6 8 11 12 16 17 22 24 33 34 44 48 51 53 66 68 88 102 106 132 136 159 176 187 204 212 264 272 318 374 408 424 528 561 583 636 748 816 848 901 1122 1166 1272 1496 1749 1802 2244 2332 2544 2703 2992 3498 3604 4488 4664 5406 6996 7208 8976 9328 9911 10812 13992 14416 19822 21624 27984 29733 39644 43248 59466 79288 118932 158576 168449 237864 336898 475728 505347 673796 1010694 1347592 1852939 2021388 2695184 2863633 3705878 4042776 5558817 5727266 7411756 8085552 8590899 8927797 11117634 11454532 14823512 17181798 17855594 22235268 22909064 26783391 29647024 31499963 34363596 35711188 44470536 45818128 53566782 62999926 68727192 71422376 88941072 94499889 98205767 107133564 125999852 137454384 142844752 151772549 188999778 196411534 214267128 251999704 294617301 303545098 377999556 392823068 428534256 455317647 503999408 589234602 607090196 755999112 785646136 910635294 1178469204 1214180392 1511998224 1571292272 1669498039 1821270588 2356938408 2428360784 3338996078 3642541176 4713876816 5008494117 6677992156 7285082352 10016988234 13355984312 20033976468 26711968624 40067952936 80135905872
• Sum of all divisors σ(n): 243635299200
• Sum of proper divisors (its aliquot sum) s(n): 163499393328
• 80135905872 is an abundant number, because the sum of its proper divisors (163499393328) is greater than itself. Its abundance is 83363487456

Bases of 80135905872

• Binary: 1001010101000011110001110001001010000₂
• Hexadecimal: 0x12A878E250
• Base-36: 10TAUKPC

Squares and roots of 80135905872

• 80135905872 squared (80135905872²) is 6421763409926044080384
• 80135905872 cubed (80135905872³) is 514613828150087218906975025614848
• The square root of 80135905872 is 283082.8604348911
• The cube root of 80135905872 is 4311.3080023653

Scales and comparisons

• 80,135,905,872 seconds is equal to 2,548 years, 3 weeks, 5 days, 21 hours, 51 minutes, 12 seconds.
• To count from 1 to 80,135,905,872 would take you about five thousand and ninety-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 80135905872 cubic inches would be around 359.3 feet tall.

Recreational maths with 80135905872

• 80135905872 backwards is 27850953108
• 80135905872 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 80135905872's digits is 48
• More coming soon!