64490460691739456

Names of 64490460691739456

• Cardinal: 64490460691739456 can be written as Sixty-four quadrillion, four hundred ninety trillion, four hundred sixty billion, six hundred ninety-one million, seven hundred thirty-nine thousand, four hundred fifty-six.

Scientific notation

• Scientific notation: 6.4490460691739456 × 10¹⁶

Factors of 64490460691739456

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 813

Divisors of 64490460691739456

• Number of divisors d(n): 224
• Complete list of divisors:
  1 2 4 8 11 16 22 32 44 61 64 88 122 176 244 352 488 671 704 739 976 1342 1478 1952 2684 2956 3721 3904 5368 5912 7442 8129 10736 11824 14884 16258 21472 23648 29768 32516 40931 42944 45079 47296 59536 65032 81862 90158 119072 130064 163724 180316 226981 238144 260128 327448 360632 453962 495869 520256 546121 654896 721264 907924 991738 1092242 1309792 1442528 1815848 1983476 2184484 2496791 2619584 2749819 2885056 3631696 3966952 4368968 4993582 5499638 6007331 7263392 7933904 8737936 9987164 10999276 12014662 14526784 15867808 17475872 19974328 21998552 24029324 30248009 31735616 33313381 34951744 39948656 43997104 48058648 60496018 66626762 79897312 87994208 96117296 120992036 133253524 159794624 167738959 175988416 192234592 241984072 266507048 335477918 366447191 384469184 403583419 483968144 533014096 670955836 732894382 807166838 967936288 1066028192 1341911672 1465788764 1614333676 1845128549 1935872576 2032116241 2132056384 2683823344 2931577528 3228667352 3690257098 4064232482 4439417609 5367646688 5863155056 6457334704 7380514196 8128464964 8878835218 10735293376 11726310112 12914669408 14761028392 16256929928 17757670436 22353278651 23452620224 24618588559 25829338816 29522056784 32513859856 35515340872 44706557302 49237177118 59044113568 65027719712 71030681744 89413114604 98474354236 118088227136 123959090701 130055439424 142061363488 178826229208 196948708472 247918181402 270804474149 284122726976 357652458416 393897416944 495836362804 541608948298 715304916832 787794833888 991672725608 1083217896596 1363549997711 1430609833664 1501733902099 1575589667776 1983345451216 2166435793192 2727099995422 3003467804198 3966690902432 4332871586384 5454199990844 6006935608396 7933381804864 8665743172768 10908399981688 12013871216792 16519072923089 17331486345536 21816799963376 24027742433584 33038145846178 43633599926752 48055484867168 66076291692356 87267199853504 91605768028039 96110969734336 132152583384712 183211536056078 264305166769424 366423072112156 528610333538848 732846144224312 1007663448308429 1057220667077696 1465692288448624 2015326896616858 2931384576897248 4030653793233716 5862769153794496 8061307586467432 16122615172934864 32245230345869728 64490460691739456
• Sum of all divisors σ(n): 142126289179294080
• Sum of proper divisors (its aliquot sum) s(n): 77635828487554624
• 64490460691739456 is an abundant number, because the sum of its proper divisors (77635828487554624) is greater than itself. Its abundance is 13145367795815168

Bases of 64490460691739456

• Binary: 11100101000111011011101101111000111011101011001101000000₂
• Hexadecimal: 0xE51DBB78EEB340
• Base-36: HMZYKN5ICZK

Squares and roots of 64490460691739456

• 64490460691739456 squared (64490460691739456²) is 4159019520232791913682994987175936
• 64490460691739456 cubed (64490460691739456³) is 268217084885749958016909112632944122450368944930816
• The square root of 64490460691739456 is 253949720.7947657027
• The cube root of 64490460691739456 is 401019.1940110967

Scales and comparisons

• 64,490,460,691,739,456 seconds is equal to 2,050,597,167 years, 47 weeks, 8 hours, 30 minutes, 56 seconds.
• To count from 1 to 64,490,460,691,739,456 would take you about six billion, one hundred fifty-one million, seven hundred ninety-one thousand, five hundred 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 64490460691739456 cubic inches would be around 33418.3 feet tall.

Recreational maths with 64490460691739456

• 64490460691739456 backwards is 65493719606409446
• The number of decimal digits it has is: 17
• The sum of 64490460691739456's digits is 83
• More coming soon!