47981020815

Names of 47981020815

• Cardinal: 47981020815 can be written as Forty-seven billion, nine hundred eighty-one million, twenty thousand, eight hundred fifteen.

Scientific notation

• Scientific notation: 4.7981020815 × 10¹⁰

Factors of 47981020815

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 427

Divisors of 47981020815

• Number of divisors d(n): 384
• Complete list of divisors:
  1 3 5 7 9 13 15 19 21 27 31 35 39 45 57 63 65 91 93 95 105 117 133 135 155 171 189 195 217 247 273 279 285 315 349 351 361 399 403 455 465 513 585 589 651 665 741 819 837 855 945 1047 1083 1085 1197 1209 1235 1365 1395 1729 1745 1755 1767 1805 1953 1995 2015 2223 2443 2457 2527 2565 2821 2945 3141 3249 3255 3591 3627 3705 4095 4123 4185 4537 4693 5187 5235 5301 5415 5859 5985 6045 6631 6669 7329 7581 7657 8463 8645 8835 9423 9747 9765 10819 10881 11115 11191 12215 12285 12369 12635 13611 14079 14105 15561 15705 15903 16245 17955 18135 19893 20615 21987 22685 22743 22971 23465 25389 25935 26505 29295 31759 32457 32851 33155 33345 33573 36645 37107 37905 38285 40833 42237 42315 46417 46683 47115 48735 53599 54095 54405 55955 59679 61845 65961 68055 68229 68913 70395 75733 76167 77805 78337 79515 86203 95277 97371 98553 99465 100719 109935 111321 113715 114855 122499 125989 126711 126945 139251 140647 145483 158795 160797 162285 164255 167865 179037 185535 204165 205561 206739 211185 227199 232085 233415 235011 258609 267995 285831 292113 295659 298395 302157 329805 341145 344565 377967 378665 380835 391685 417753 421941 431015 436449 476385 482391 486855 492765 503595 556605 603421 612495 616683 629945 633555 681597 696255 703235 705033 727415 775827 803985 857493 881923 886977 895185 984529 1018381 1027805 1033695 1133901 1135995 1175055 1253259 1265823 1293045 1309347 1429155 1438927 1447173 1460565 1478295 1510785 1637857 1810263 1850049 1889835 2044791 2088765 2109705 2115099 2182245 2327481 2411955 2645769 2672293 2953587 3017105 3055143 3083415 3401703 3407985 3525165 3797469 3879135 3905659 3928041 4287465 4316781 4409615 4434885 4913571 4922645 5091905 5430789 5550147 5669505 6266295 6329115 6546735 7194635 7235865 7937307 8016879 8189285 8860761 9051315 9165429 9250245 10223955 10575495 11464999 11637405 11716977 12950343 13228845 13361465 14740713 14767935 15275715 16292367 17008515 18706051 18987345 19528295 19640205 21583905 23811921 24050637 24567855 26582283 27153945 27339613 27496287 27750735 34394997 35150931 38851029 39686535 40084395 44222139 44303805 45827145 50773567 56118153 57324995 58584885 64751715 72151911 73703565 81461835 82018839 93530255 103184991 105452793 119059605 120253185 132911415 136698065 137481435 152320701 168354459 171974985 175754655 194255145 221110695 246056517 253867835 280590765 309554973 355414969 360759555 410094195 456962103 505063377 515924955 527263965 738169551 761603505 841772295 1066244907 1230282585 1370886309 1547774865 1777074845 2284810515 2525316885 3198734721 3690847755 5331224535 6854431545 9596204163 15993673605 47981020815
• Sum of all divisors σ(n): 114702336000
• Sum of proper divisors (its aliquot sum) s(n): 66721315185
• 47981020815 is an abundant number, because the sum of its proper divisors (66721315185) is greater than itself. Its abundance is 18740294370

Bases of 47981020815

• Binary: 101100101011111001000100011010001111₂
• Hexadecimal: 0xB2BE4468F
• Base-36: M1INSLR

Squares and roots of 47981020815

• 47981020815 squared (47981020815²) is 2302178358449463264225
• 47981020815 cubed (47981020815³) is 110460867736606228006357569843375
• The square root of 47981020815 is 219045.7048540327
• The cube root of 47981020815 is 3633.7621299095

Scales and comparisons

• 47,981,020,815 seconds is equal to 1,525 years, 33 weeks, 4 days, 21 hours, 20 minutes, 15 seconds.
• To count from 1 to 47,981,020,815 would take you about three thousand and fifty-one 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 47981020815 cubic inches would be around 302.8 feet tall.

Recreational maths with 47981020815

• 47981020815 backwards is 51802018974
• 47981020815 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 47981020815's digits is 45
• More coming soon!