91389961683968

Names of 91389961683968

• Cardinal: 91389961683968 can be written as Ninety-one trillion, three hundred eighty-nine billion, nine hundred sixty-one million, six hundred eighty-three thousand, nine hundred sixty-eight.

Scientific notation

• Scientific notation: 9.1389961683968 × 10¹³

Factors of 91389961683968

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 2623

Divisors of 91389961683968

• Number of divisors d(n): 198
• Complete list of divisors:
  1 2 4 8 16 31 32 62 64 124 128 197 248 256 394 496 512 788 961 992 1024 1576 1922 1984 2393 3152 3844 3968 4786 6107 6304 7688 7936 9572 12214 12608 15376 15872 19144 24428 25216 30752 31744 38288 38809 48856 50432 61504 74183 76576 77618 97712 100864 123008 148366 153152 155236 189317 195424 201728 246016 296732 306304 310472 378634 390848 471421 492032 593464 612608 620944 757268 781696 942842 984064 1186928 1203079 1225216 1241888 1514536 1563392 1885684 2299673 2373856 2406158 2450432 2483776 3029072 3126784 3771368 4599346 4747712 4812316 4967552 6058144 6253568 7542736 9198692 9495424 9624632 9935104 12116288 14614051 15085472 18397384 18990848 19249264 19870208 24232576 29228102 30170944 36794768 37295449 37981696 38498528 39740416 48465152 58456204 60341888 73589536 74590898 75963392 76997056 92869937 96930304 116912408 120683776 147179072 149181796 153994112 185739874 193860608 233824816 241367552 294358144 298363592 307988224 371479748 453035581 467649632 482735104 588716288 596727184 615976448 742959496 906071162 935299264 1177432576 1193454368 1231952896 1485918992 1812142324 1870598528 2354865152 2386908736 2878968047 2971837984 3624284648 3741197056 4773817472 5757936094 5943675968 7248569296 7482394112 9547634944 11515872188 11887351936 14497138592 14964788224 19095269888 23031744376 23774703872 28994277184 38190539776 46063488752 47549407744 57988554368 89248009457 92126977504 95098815488 115977108736 178496018914 184253955008 231954217472 356992037828 368507910016 463908434944 713984075656 737015820032 1427968151312 1474031640064 2855936302624 2948063280128 5711872605248 11423745210496 22847490420992 45694980841984 91389961683968
• Sum of all divisors σ(n): 189816424086618
• Sum of proper divisors (its aliquot sum) s(n): 98426462402650
• 91389961683968 is an abundant number, because the sum of its proper divisors (98426462402650) is greater than itself. Its abundance is 7036500718682

Bases of 91389961683968

• Binary: 10100110001111001100010001100111100010000000000₂
• Hexadecimal: 0x531E6233C400
• Base-36: WE7YVKFSW

Squares and roots of 91389961683968

• 91389961683968 squared (91389961683968²) is 8352125096597139158308225024
• 91389961683968 cubed (91389961683968³) is 763300392557720078458713586752344117215232
• The square root of 91389961683968 is 9559809.7096107515
• The cube root of 91389961683968 is 45043.5728873599

Scales and comparisons

• 91,389,961,683,968 seconds is equal to 2,905,918 years, 4 weeks, 6 days, 3 hours, 46 minutes, 8 seconds.
• To count from 1 to 91,389,961,683,968 would take you about seven million, two hundred sixty-four thousand, seven hundred ninety-five 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 91389961683968 cubic inches would be around 3753.6 feet tall.

Recreational maths with 91389961683968

• 91389961683968 backwards is 86938616998319
• The number of decimal digits it has is: 14
• The sum of 91389961683968's digits is 86
• More coming soon!