640521241152

Names of 640521241152

• Cardinal: 640521241152 can be written as Six hundred forty billion, five hundred twenty-one million, two hundred forty-one thousand, one hundred fifty-two.

Scientific notation

• Scientific notation: 6.40521241152 × 10¹¹

Factors of 640521241152

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 5707

Divisors of 640521241152

• Number of divisors d(n): 224
• Complete list of divisors:
  1 2 3 4 6 8 12 13 16 24 26 32 37 39 48 52 64 74 78 96 104 111 148 156 192 208 222 296 312 416 444 481 592 624 832 888 962 1184 1248 1443 1776 1801 1924 2368 2496 2886 3552 3602 3848 3851 5403 5772 7104 7204 7696 7702 10806 11544 11553 14408 15392 15404 21612 23088 23106 23413 28816 30784 30808 43224 46176 46212 46826 50063 57632 61616 66637 70239 86448 92352 92424 93652 100126 115264 123232 133274 140478 142487 150189 172896 184848 187304 199911 200252 246464 266548 280956 284974 300378 345792 369696 374608 399822 400504 427461 533096 561912 569948 600756 739392 749216 799644 801008 854922 866281 1066192 1123824 1139896 1201512 1498432 1599288 1602016 1709844 1732562 1852331 2132384 2247648 2279792 2403024 2598843 3198576 3204032 3419688 3465124 3704662 4264768 4495296 4559584 4806048 5197686 5556993 6397152 6839376 6930248 6935651 7409324 9119168 9612096 10395372 11113986 12794304 13678752 13860496 13871302 14818648 20790744 20806953 22227972 27357504 27720992 27742604 29637296 41581488 41613906 44455944 55441984 55485208 59274592 83162976 83227812 88911888 90163463 110970416 118549184 166325952 166455624 177823776 180326926 221940832 256619087 270490389 332911248 355647552 360653852 443881664 513238174 540980778 665822496 721307704 769857261 1026476348 1081961556 1331644992 1442615408 1539714522 2052952696 2163923112 2885230816 3079429044 3336048131 4105905392 4327846224 5770461632 6158858088 6672096262 8211810784 8655692448 10008144393 12317716176 13344192524 16423621568 17311384896 20016288786 24635432352 26688385048 40032577572 49270864704 53376770096 80065155144 106753540192 160130310288 213507080384 320260620576 640521241152
• Sum of all divisors σ(n): 1875929053824
• Sum of proper divisors (its aliquot sum) s(n): 1235407812672
• 640521241152 is an abundant number, because the sum of its proper divisors (1235407812672) is greater than itself. Its abundance is 594886571520

Bases of 640521241152

• Binary: 1001010100100010000010101000001001000000₂
• Hexadecimal: 0x95220A8240
• Base-36: 8691T4QO

Squares and roots of 640521241152

• 640521241152 squared (640521241152²) is 410267460366898538287104
• 640521241152 cubed (640521241152³) is 262785022918484821040510446195703808
• The square root of 640521241152 is 800325.7094158603
• The cube root of 640521241152 is 8620.0776669843

Scales and comparisons

• 640,521,241,152 seconds is equal to 20,366 years, 30 weeks, 6 days, 6 hours, 59 minutes, 12 seconds.
• To count from 1 to 640,521,241,152 would take you about forty thousand, seven hundred thirty-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 640521241152 cubic inches would be around 718.3 feet tall.

Recreational maths with 640521241152

• 640521241152 backwards is 251142125046
• The number of decimal digits it has is: 12
• The sum of 640521241152's digits is 33
• More coming soon!