71131379904

Names of 71131379904

• Cardinal: 71131379904 can be written as Seventy-one billion, one hundred thirty-one million, three hundred seventy-nine thousand, nine hundred four.

Scientific notation

• Scientific notation: 7.1131379904 × 10¹⁰

Factors of 71131379904

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 351847

Divisors of 71131379904

• Number of divisors d(n): 168
• Complete list of divisors:
  1 2 3 4 6 8 9 12 13 16 18 24 26 27 32 36 39 48 52 54 64 72 78 81 96 104 108 117 144 156 162 192 208 216 234 243 288 312 324 351 416 432 468 486 576 624 648 702 832 864 936 972 1053 1248 1296 1404 1728 1872 1944 2106 2496 2592 2808 3159 3744 3888 4212 5184 5616 6318 7488 7776 8424 11232 12636 15552 16848 22464 25272 33696 50544 67392 101088 202176 351829 703658 1055487 1407316 2110974 2814632 3166461 4221948 4573777 5629264 6332922 8443896 9147554 9499383 11258528 12665844 13721331 16887792 18295108 18998766 22517056 25331688 27442662 28498149 33775584 36590216 37997532 41163993 50663376 54885324 56996298 67551168 73180432 75995064 82327986 85494447 101326752 109770648 113992596 123491979 146360864 151990128 164655972 170988894 202653504 219541296 227985192 246983958 292721728 303980256 329311944 341977788 370475937 439082592 455970384 493967916 607960512 658623888 683955576 740951874 878165184 911940768 987935832 1111427811 1317247776 1367911152 1481903748 1823881536 1975871664 2222855622 2634495552 2735822304 2963807496 3951743328 4445711244 5471644608 5927614992 7903486656 8891422488 11855229984 17782844976 23710459968 35565689952 71131379904
• Sum of all divisors σ(n): 227701561360
• Sum of proper divisors (its aliquot sum) s(n): 156570181456
• 71131379904 is an abundant number, because the sum of its proper divisors (156570181456) is greater than itself. Its abundance is 85438801552

Bases of 71131379904

• Binary: 1000010001111110000101011100011000000₂
• Hexadecimal: 0x108FC2B8C0
• Base-36: WODSC00

Squares and roots of 71131379904

• 71131379904 squared (71131379904²) is 5059673207047175049216
• 71131379904 cubed (71131379904³) is 359901537080562658475773193355264
• The square root of 71131379904 is 266704.6679456511
• The cube root of 71131379904 is 4143.3702612887

Scales and comparisons

• 71,131,379,904 seconds is equal to 2,261 years, 39 weeks, 2 days, 20 hours, 38 minutes, 24 seconds.
• To count from 1 to 71,131,379,904 would take you about four thousand, five hundred twenty-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 71131379904 cubic inches would be around 345.3 feet tall.

Recreational maths with 71131379904

• 71131379904 backwards is 40997313117
• The number of decimal digits it has is: 11
• The sum of 71131379904's digits is 45
• More coming soon!