40890470868

Names of 40890470868

• Cardinal: 40890470868 can be written as Forty billion, eight hundred ninety million, four hundred seventy thousand, eight hundred sixty-eight.

Scientific notation

• Scientific notation: 4.0890470868 × 10¹⁰

Factors of 40890470868

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 2688

Divisors of 40890470868

• Number of divisors d(n): 180
• Complete list of divisors:
  1 2 3 4 6 9 12 13 18 26 27 36 39 52 54 61 78 81 108 117 122 156 162 183 234 244 324 351 366 468 549 702 732 793 1053 1098 1404 1586 1647 2106 2196 2379 2609 3172 3294 3721 4212 4758 4941 5218 6588 7137 7442 7827 9516 9882 10436 11163 14274 14884 15654 19764 21411 22326 23481 28548 31308 33489 33917 42822 44652 46962 48373 64233 66978 67834 70443 85644 93924 96746 100467 101751 128466 133956 135668 140886 145119 159149 193492 200934 203502 211329 256932 281772 290238 301401 305253 318298 401868 407004 422658 435357 477447 580476 602802 610506 636596 845316 870714 915759 954894 1205604 1221012 1306071 1432341 1741428 1831518 1909788 2068937 2612142 2747277 2864682 3663036 3918213 4137874 4297023 5224284 5494554 5729364 6206811 7836426 8275748 8594046 9708089 10989108 12413622 12891069 15672852 17188092 18620433 19416178 24827244 25782138 29124267 37240866 38832356 51564276 55861299 58248534 74481732 87372801 111722598 116497068 126205157 167583897 174745602 223445196 252410314 262118403 335167794 349491204 378615471 504820628 524236806 670335588 757230942 786355209 1048473612 1135846413 1514461884 1572710418 2271692826 3145420836 3407539239 4543385652 6815078478 10222617717 13630156956 20445235434 40890470868
• Sum of all divisors σ(n): 117081504540
• Sum of proper divisors (its aliquot sum) s(n): 76191033672
• 40890470868 is an abundant number, because the sum of its proper divisors (76191033672) is greater than itself. Its abundance is 35300562804

Bases of 40890470868

• Binary: 100110000101010000110001000111010100₂
• Hexadecimal: 0x9854311D4
• Base-36: IS94P90

Squares and roots of 40890470868

• 40890470868 squared (40890470868²) is 1672030607806756673424
• 40890470868 cubed (40890470868³) is 68370118858926517128208661812032
• The square root of 40890470868 is 202213.9235265465
• The cube root of 40890470868 is 3445.1439309657

Scales and comparisons

• 40,890,470,868 seconds is equal to 1,300 years, 9 weeks, 6 days, 8 hours, 7 minutes, 48 seconds.
• To count from 1 to 40,890,470,868 would take you about two thousand, six hundred 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 40890470868 cubic inches would be around 287.1 feet tall.

Recreational maths with 40890470868

• 40890470868 backwards is 86807409804
• 40890470868 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 40890470868's digits is 54
• More coming soon!