71978442968517813

Names of 71978442968517813

• Cardinal: 71978442968517813 can be written as Seventy-one quadrillion, nine hundred seventy-eight trillion, four hundred forty-two billion, nine hundred sixty-eight million, five hundred seventeen thousand, eight hundred thirteen.

Scientific notation

• Scientific notation: 7.1978442968517813 × 10¹⁶

Factors of 71978442968517813

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 272586

Divisors of 71978442968517813

• Number of divisors d(n): 108
• Complete list of divisors:
  1 3 7 9 13 21 39 49 63 91 117 147 169 273 441 507 637 819 1183 1521 1911 2197 3549 5733 6591 8281 10647 15379 19773 24843 46137 74529 107653 138411 272563 322959 817689 968877 1907941 2453067 3543319 5723823 10629957 13355587 17171469 24803233 31889871 40066761 46063147 74409699 120200283 138189441 173622631 223229097 322442029 414568323 520867893 598820911 967326087 1562603679 1796462733 2257094203 2901978261 4191746377 5389388199 6771282609 12575239131 20313847827 29342224639 37725717393 74290588969 88026673917 222871766907 264080021751 520034122783 668615300721 965777656597 1560102368349 2897332969791 3640238859481 4680307105047 6760443596179 8691998909373 10920716578443 12555109535761 20281330788537 32762149735329 37665328607283 47323105173253 60843992365611 87885766750327 112995985821849 141969315519759 163216423964893 263657300250981 425907946559277 489649271894679 615200367252289 790971900752943 1142514967754251 1468947815684037 1845601101756867 3427544903262753 5536803305270601 7997604774279757 10282634709788259 23992814322839271 71978442968517813
• Sum of all divisors σ(n): 131017877582368140
• Sum of proper divisors (its aliquot sum) s(n): 59039434613850327
• 71978442968517813 is a deficient number, because the sum of its proper divisors (59039434613850327) is less than itself. Its deficiency is 12939008354667486

Bases of 71978442968517813

• Binary: 11111111101110000000001100110100100111111100110010110101₂
• Hexadecimal: 0xFFB803349FCCB5
• Base-36: JOQ887N4PF9

Squares and roots of 71978442968517813

• 71978442968517813 squared (71978442968517813²) is 5180896252172171396001446098302969
• 71978442968517813 cubed (71978442968517813³) is 372912845412782320374837059819304072560072547286797
• The square root of 71978442968517813 is 268287985.1363415287
• The cube root of 71978442968517813 is 415975.2415471151

Scales and comparisons

• 71,978,442,968,517,813 seconds is equal to 2,288,691,842 years, 23 weeks, 5 days, 3 hours, 23 minutes, 33 seconds.
• To count from 1 to 71,978,442,968,517,813 would take you about six billion, eight hundred sixty-six million, seventy-five thousand, five hundred twenty-seven 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 71978442968517813 cubic inches would be around 34664.6 feet tall.

Recreational maths with 71978442968517813

• 71978442968517813 backwards is 31871586924487917
• The number of decimal digits it has is: 17
• The sum of 71978442968517813's digits is 90
• More coming soon!