1018398247427988

Names of 1018398247427988

• Cardinal: 1018398247427988 can be written as One quadrillion, eighteen trillion, three hundred ninety-eight billion, two hundred forty-seven million, four hundred twenty-seven thousand, nine hundred eighty-eight.

Scientific notation

• Scientific notation: 1.018398247427988 × 10¹⁵

Factors of 1018398247427988

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 1716028

Divisors of 1018398247427988

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 3 4 6 7 9 12 14 18 21 27 28 36 42 49 54 63 84 98 108 126 147 189 196 252 294 378 441 588 756 882 1323 1764 2646 5292 120623 241246 361869 482492 723738 844361 1085607 1447476 1595393 1688722 2171214 2533083 3190786 3256821 3377444 4342428 4786179 5066166 5910527 6381572 6513642 7599249 9572358 10132332 11167751 11821054 13027284 14358537 15198498 17731581 19144716 22335502 22797747 23642108 28717074 30396996 33503253 35463162 43075611 44671004 45595494 53194743 57434148 67006506 70926324 78174257 86151222 91190988 100509759 106389486 134013012 156348514 159584229 172302444 201019518 212778972 234522771 301529277 312697028 319168458 402039036 469045542 603058554 638336916 703568313 938091084 1206117108 1407136626 2110704939 2814273252 4221409878 8442819756 192441089839 384882179678 577323269517 769764359356 1154646539034 1347087628873 1731969808551 2309293078068 2694175257746 3463939617102 4041262886619 5195909425653 5388350515492 6927879234204 8082525773238 9429613402111 10391818851306 12123788659857 16165051546476 18859226804222 20783637702612 24247577319714 28288840206333 36371365979571 37718453608444 48495154639428 56577680412666 72742731959142 84866520618999 113155360825332 145485463918284 169733041237998 254599561856997 339466082475996 509199123713994 1018398247427988
• Sum of all divisors σ(n): 3071387181461760
• Sum of proper divisors (its aliquot sum) s(n): 2052988934033772
• 1018398247427988 is an abundant number, because the sum of its proper divisors (2052988934033772) is greater than itself. Its abundance is 1034590686605784

Bases of 1018398247427988

• Binary: 11100111100011101001010001110001110001111110010100₂
• Hexadecimal: 0x39E3A51C71F94
• Base-36: A0ZPP296L0

Squares and roots of 1018398247427988

• 1018398247427988 squared (1018398247427988²) is 1037134990364397467057245728144
• 1018398247427988 cubed (1018398247427988³) is 1056216456533345601918417041320984648264894272
• The square root of 1018398247427988 is 31912352.5837251303
• The cube root of 1018398247427988 is 100609.5518305557

Scales and comparisons

• 1,018,398,247,427,988 seconds is equal to 32,381,914 years, 8 weeks, 15 hours, 19 minutes, 48 seconds.
• To count from 1 to 1,018,398,247,427,988 would take you about ninety-seven million, one hundred forty-five thousand, seven hundred forty-two 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 1018398247427988 cubic inches would be around 8384.1 feet tall.

Recreational maths with 1018398247427988

• 1018398247427988 backwards is 8897247428938101
• The number of decimal digits it has is: 16
• The sum of 1018398247427988's digits is 81
• More coming soon!