13891547020

Names of 13891547020

• Cardinal: 13891547020 can be written as Thirteen billion, eight hundred ninety-one million, five hundred forty-seven thousand and twenty.

Scientific notation

• Scientific notation: 1.389154702 × 10¹⁰

Factors of 13891547020

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 550

Divisors of 13891547020

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 4 5 10 13 20 26 31 41 52 62 65 82 124 127 130 155 164 205 254 260 310 331 403 410 508 533 620 635 662 806 820 1066 1270 1271 1324 1612 1651 1655 2015 2132 2540 2542 2665 3302 3310 3937 4030 4303 5084 5207 5330 6355 6604 6620 7874 8060 8255 8606 10261 10414 10660 12710 13571 15748 16510 16523 17212 19685 20522 20828 21515 25420 26035 27142 33020 33046 39370 41044 42037 43030 51181 51305 52070 54284 66092 67691 67855 78740 82615 84074 86060 102362 102610 104140 133393 135382 135710 161417 165230 168148 176423 204724 205220 210185 255905 266786 270764 271420 322834 330460 338455 352846 420370 420701 511810 533572 546481 645668 666965 676910 705692 807085 840740 841402 882115 1023620 1092962 1303147 1333930 1353820 1614170 1682804 1723517 1764230 2098421 2103505 2185924 2606294 2667860 2732405 3228340 3447034 3528460 4196842 4207010 5212588 5464810 5469113 6515735 6894068 8393684 8414020 8617585 10492105 10929620 10938226 13031470 16940911 17235170 20984210 21876452 22405721 26062940 27345565 33881822 34470340 41968420 44811442 53429027 54691130 67763644 84704555 89622884 106858054 109382260 112028605 169409110 213716108 224057210 267145135 338818220 448114420 534290270 694577351 1068580540 1389154702 2778309404 3472886755 6945773510 13891547020
• Sum of all divisors σ(n): 33583398912
• Sum of proper divisors (its aliquot sum) s(n): 19691851892
• 13891547020 is an abundant number, because the sum of its proper divisors (19691851892) is greater than itself. Its abundance is 5800304872

Bases of 13891547020

• Binary: 1100111100000000000010111110001100₂
• Hexadecimal: 0x33C002F8C
• Base-36: 6DQO2A4

Squares and roots of 13891547020

• 13891547020 squared (13891547020²) is 192975078608870880400
• 13891547020 cubed (13891547020³) is 2680722378183326024185396408000
• The square root of 13891547020 is 117862.4071534261
• The cube root of 13891547020 is 2403.9026216021

Scales and comparisons

• 13,891,547,020 seconds is equal to 441 years, 36 weeks, 5 days, 19 hours, 3 minutes, 40 seconds.
• To count from 1 to 13,891,547,020 would take you about eight hundred eighty-three 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 13891547020 cubic inches would be around 200.3 feet tall.

Recreational maths with 13891547020

• 13891547020 backwards is 02074519831
• The number of decimal digits it has is: 11
• The sum of 13891547020's digits is 40
• More coming soon!