642180098798

Names of 642180098798

• Cardinal: 642180098798 can be written as Six hundred forty-two billion, one hundred eighty million, ninety-eight thousand, seven hundred ninety-eight.

Scientific notation

• Scientific notation: 6.42180098798 × 10¹¹

Factors of 642180098798

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 107

Divisors of 642180098798

• Number of divisors d(n): 120
• Complete list of divisors:
  1 2 7 14 31 49 62 67 98 134 217 343 434 469 686 938 961 1519 1922 2077 2401 3038 3283 4154 4489 4802 6566 6727 8978 10633 13454 14539 21266 22981 29078 29791 31423 45962 47089 59582 62846 64387 74431 94178 101773 128774 139159 148862 160867 203546 208537 219961 278318 321734 329623 417074 439922 450709 659246 712411 901418 974113 1424822 1459759 1539727 1948226 1995997 2307361 2919518 3079454 3154963 3991994 4313929 4614722 4986877 6309926 6818791 8627858 9973754 10218313 10778089 13637582 13971979 20436626 21556178 22084741 27943958 30197503 44169482 47731537 60395006 71528191 95463074 97803853 133731799 143056382 154593187 195607706 211382521 267463598 309186374 334120759 422765042 668241518 684626971 936122593 1369253942 1479677647 1872245186 2959355294 4792388797 6552858151 9584777594 10357743529 13105716302 20715487058 45870007057 91740014114 321090049399 642180098798
• Sum of all divisors σ(n): 1178795427264
• Sum of proper divisors (its aliquot sum) s(n): 536615328466
• 642180098798 is a deficient number, because the sum of its proper divisors (536615328466) is less than itself. Its deficiency is 105564770332

Bases of 642180098798

• Binary: 1001010110000100111010101010101011101110₂
• Hexadecimal: 0x9584EAAAEE
• Base-36: 870HG7HQ

Squares and roots of 642180098798

• 642180098798 squared (642180098798²) is 412395279292209041044804
• 642180098798 cubed (642180098798³) is 264832041199699605489821069864545592
• The square root of 642180098798 is 801361.4033618041
• The cube root of 642180098798 is 8627.5128380231

Scales and comparisons

• 642,180,098,798 seconds is equal to 20,419 years, 17 weeks, 5 days, 46 minutes, 38 seconds.
• To count from 1 to 642,180,098,798 would take you about forty thousand, eight hundred thirty-eight 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 642180098798 cubic inches would be around 719 feet tall.

Recreational maths with 642180098798

• 642180098798 backwards is 897890081246
• 642180098798 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 642180098798's digits is 62
• More coming soon!