71231363840

Names of 71231363840

• Cardinal: 71231363840 can be written as Seventy-one billion, two hundred thirty-one million, three hundred sixty-three thousand, eight hundred forty.

Scientific notation

• Scientific notation: 7.123136384 × 10¹⁰

Factors of 71231363840

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 47068

Divisors of 71231363840

• Number of divisors d(n): 216
• Complete list of divisors:
  1 2 4 5 7 8 10 13 14 16 20 26 28 32 35 40 52 56 64 65 70 80 91 104 112 128 130 140 160 169 182 208 224 256 260 280 320 338 364 416 448 455 520 560 640 676 728 832 845 896 910 1040 1120 1183 1280 1352 1456 1664 1690 1792 1820 2080 2240 2366 2704 2912 3328 3380 3640 4160 4480 4732 5408 5824 5915 6760 7280 8320 8960 9464 10816 11648 11830 13520 14560 16640 18928 21632 23296 23660 27040 29120 37856 43264 47041 47320 54080 58240 75712 94082 94640 108160 116480 151424 188164 189280 216320 235205 302848 329287 376328 378560 470410 611533 658574 752656 757120 940820 1223066 1317148 1505312 1514240 1646435 1881640 2446132 2634296 3010624 3057665 3292870 3763280 4280731 4892264 5268592 6021248 6115330 6585740 7526560 7949929 8561462 9784528 10537184 12042496 12230660 13171480 15053120 15899858 17122924 19569056 21074368 21403655 24461320 26342960 30106240 31799716 34245848 39138112 39749645 42148736 42807310 48922640 52685920 55649503 60212480 63599432 68491696 78276224 79499290 84297472 85614620 97845280 105371840 111299006 127198864 136983392 156552448 158998580 171229240 195690560 210743680 222598012 254397728 273966784 278247515 317997160 342458480 391381120 421487360 445196024 508795456 547933568 556495030 635994320 684916960 782762240 890392048 1017590912 1095867136 1112990060 1271988640 1369833920 1780784096 2035181824 2225980120 2543977280 2739667840 3561568192 4451960240 5087954560 5479335680 7123136384 8903920480 10175909120 14246272768 17807840960 35615681920 71231363840
• Sum of all divisors σ(n): 211153850208
• Sum of proper divisors (its aliquot sum) s(n): 139922486368
• 71231363840 is an abundant number, because the sum of its proper divisors (139922486368) is greater than itself. Its abundance is 68691122528

Bases of 71231363840

• Binary: 1000010010101101110000101101100000000₂
• Hexadecimal: 0x1095B85B00
• Base-36: WQ1BC3K

Squares and roots of 71231363840

• 71231363840 squared (71231363840²) is 5073907194506459545600
• 71231363840 cubed (71231363840³) is 361421329462283269122874671104000
• The square root of 71231363840 is 266892.0452917247
• The cube root of 71231363840 is 4145.3106918753

Scales and comparisons

• 71,231,363,840 seconds is equal to 2,264 years, 48 weeks, 5 days, 1 hour, 57 minutes, 20 seconds.
• To count from 1 to 71,231,363,840 would take you about four thousand, five hundred twenty-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 71231363840 cubic inches would be around 345.4 feet tall.

Recreational maths with 71231363840

• 71231363840 backwards is 04836313217
• The number of decimal digits it has is: 11
• The sum of 71231363840's digits is 38
• More coming soon!