71157138515680

Names of 71157138515680

• Cardinal: 71157138515680 can be written as Seventy-one trillion, one hundred fifty-seven billion, one hundred thirty-eight million, five hundred fifteen thousand, six hundred eighty.

Scientific notation

• Scientific notation: 7.115713851568 × 10¹³

Factors of 71157138515680

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 673426

Divisors of 71157138515680

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 4 5 7 8 10 14 16 20 28 32 35 40 49 56 70 80 98 112 140 160 196 224 245 280 392 490 560 784 980 1120 1568 1960 3920 7840 13759 27518 55036 68795 96313 110072 137590 192626 220144 275180 385252 440288 481565 550360 659653 674191 770504 963130 1100720 1319306 1348382 1541008 1926260 2201440 2638612 2696764 3082016 3298265 3370955 3852520 4617571 5277224 5393528 6596530 6741910 7705040 9235142 10554448 10787056 13193060 13483820 15410080 18470284 21108896 21574112 23087855 26386120 26967640 32322997 36940568 46175710 52772240 53935280 64645994 73881136 92351420 105544480 107870560 129291988 147762272 161614985 184702840 258583976 323229970 369405680 517167952 646459940 738811360 1034335904 1292919880 2585839760 5171679520 9076165627 18152331254 36304662508 45380828135 63533159389 72609325016 90761656270 127066318778 145218650032 181523312540 254132637556 290437300064 317665796945 363046625080 444732115723 508265275112 635331593890 726093250160 889464231446 1016530550224 1270663187780 1452186500320 1778928462892 2033061100448 2223660578615 2541326375560 3557856925784 4447321157230 5082652751120 7115713851568 8894642314460 10165305502240 14231427703136 17789284628920 35578569257840 71157138515680
• Sum of all divisors σ(n): 195569573955840
• Sum of proper divisors (its aliquot sum) s(n): 124412435440160
• 71157138515680 is an abundant number, because the sum of its proper divisors (124412435440160) is greater than itself. Its abundance is 53255296924480

Bases of 71157138515680

• Binary: 10000001011011110001111111101101110011011100000₂
• Hexadecimal: 0x40B78FF6E6E0
• Base-36: P814Z1RZ4

Squares and roots of 71157138515680

• 71157138515680 squared (71157138515680²) is 5063338361739670113605862400
• 71157138515680 cubed (71157138515680³) is 360292669158065952730241112590082322432000
• The square root of 71157138515680 is 8435469.0750236291
• The cube root of 71157138515680 is 41438.7034336849

Scales and comparisons

• 71,157,138,515,680 seconds is equal to 2,262,576 years, 46 weeks, 6 days, 1 hour, 54 minutes, 40 seconds.
• To count from 1 to 71,157,138,515,680 would take you about five million, six hundred fifty-six thousand, four hundred forty-two 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 71157138515680 cubic inches would be around 3453.2 feet tall.

Recreational maths with 71157138515680

• 71157138515680 backwards is 08651583175117
• The number of decimal digits it has is: 14
• The sum of 71157138515680's digits is 58
• More coming soon!