161798198676739536

Names of 161798198676739536

• Cardinal: 161798198676739536 can be written as One hundred sixty-one quadrillion, seven hundred ninety-eight trillion, one hundred ninety-eight billion, six hundred seventy-six million, seven hundred thirty-nine thousand, five hundred thirty-six.

Scientific notation

• Scientific notation: 1.61798198676739536 × 10¹⁷

Factors of 161798198676739536

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 22211030

Divisors of 161798198676739536

• Number of divisors d(n): 80
• Complete list of divisors:
  1 2 3 4 6 8 12 16 24 37 48 74 111 148 222 296 444 592 888 1776 5428399 10856798 16285197 16782589 21713596 32570394 33565178 43427192 50347767 65140788 67130356 86854384 100695534 130281576 134260712 200850763 201391068 260563152 268521424 401701526 402782136 602552289 620955793 803403052 805564272 1205104578 1241911586 1606806104 1862867379 2410209156 2483823172 3213612208 3725734758 4820418312 4967646344 7451469516 9640836624 9935292688 14902939032 29805878064 91102589345011 182205178690022 273307768035033 364410357380044 546615536070066 728820714760088 1093231072140132 1457641429520176 2186462144280264 3370795805765407 4372924288560528 6741591611530814 10112387417296221 13483183223061628 20224774834592442 26966366446123256 40449549669184884 53932732892246512 80899099338369768 161798198676739536
• Sum of all divisors σ(n): 429275505651872000
• Sum of proper divisors (its aliquot sum) s(n): 267477306975132464
• 161798198676739536 is an abundant number, because the sum of its proper divisors (267477306975132464) is greater than itself. Its abundance is 105679108298392928

Bases of 161798198676739536

• Binary: 1000111110110100101001101010111101011011001101010111010000₂
• Hexadecimal: 0x23ED29ABD6CD5D0
• Base-36: 1894OACIFQHC

Squares and roots of 161798198676739536

• 161798198676739536 squared (161798198676739536²) is 26178657095037679338288655585495296
• 161798198676739536 cubed (161798198676739536³) is 4235659561753143514635843895486025645268502945222656
• The square root of 161798198676739536 is 402241468.1217484021
• The cube root of 161798198676739536 is 544909.7274119811

Scales and comparisons

• 161,798,198,676,739,536 seconds is equal to 5,144,682,243 years, 12 weeks, 8 hours, 5 minutes, 36 seconds.
• To count from 1 to 161,798,198,676,739,536 would take you about fifteen billion, four hundred thirty-four million, forty-six thousand, seven hundred twenty-nine 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 161798198676739536 cubic inches would be around 45409.1 feet tall.

Recreational maths with 161798198676739536

• 161798198676739536 backwards is 635937676891897161
• The number of decimal digits it has is: 18
• The sum of 161798198676739536's digits is 102
• More coming soon!