161364189762975016

Names of 161364189762975016

• Cardinal: 161364189762975016 can be written as One hundred sixty-one quadrillion, three hundred sixty-four trillion, one hundred eighty-nine billion, seven hundred sixty-two million, nine hundred seventy-five thousand and sixteen.

Scientific notation

• Scientific notation: 1.61364189762975016 × 10¹⁷

Factors of 161364189762975016

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 19684

Divisors of 161364189762975016

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 4 8 31 62 107 124 127 214 248 254 428 508 856 1016 3317 3937 6634 7874 13268 13589 15748 16129 19417 26536 27178 31496 32258 38834 54356 64516 77668 108712 129032 155336 421259 499999 601927 842518 999998 1203854 1685036 1725803 1999996 2077619 2407708 2465959 3370072 3451606 3999992 4155238 4815416 4931918 6903212 8310476 9863836 13806424 16620952 19727672 53499893 64406189 76444729 106999786 128812378 152889458 213999572 257624756 263857613 305778916 313176793 377019889 427999144 515249512 527715226 611557832 626353586 754039778 1055430452 1252707172 1508079556 2110860904 2505414344 3016159112 8179586003 9708480583 11687616559 16359172006 19416961166 23375233118 32718344012 33509916851 38833922332 40341128123 46750466236 47881525903 65436688024 67019833702 77667844664 80682256246 93500932472 95763051806 134039667404 161364512492 191526103612 268079334808 322729024984 383052207224 1038807422381 1250574971813 1484327302993 2077614844762 2501149943626 2968654605986 4155229689524 5002299887252 5123323271621 5937309211972 6080953789681 8310459379048 10004599774504 10246646543242 11874618423944 12161907579362 20493293086484 24323815158724 40986586172968 48647630317448 158823021420251 188509567480111 317646042840502 377019134960222 635292085681004 650662055495867 754038269920444 1270584171362008 1301324110991734 1508076539840888 2602648221983468 5205296443966936 20170523720371877 40341047440743754 80682094881487508 161364189762975016
• Sum of all divisors σ(n): 317754732240524160
• Sum of proper divisors (its aliquot sum) s(n): 156390542477549144
• 161364189762975016 is a deficient number, because the sum of its proper divisors (156390542477549144) is less than itself. Its deficiency is 4973647285425872

Bases of 161364189762975016

• Binary: 1000111101010001111110000000101010010010100111010100101000₂
• Hexadecimal: 0x23D47E02A4A7528
• Base-36: 184UTXEKYJVS

Squares and roots of 161364189762975016

• 161364189762975016 squared (161364189762975016²) is 26038401737861410950334923040200256
• 161364189762975016 cubed (161364189762975016³) is 4201665599152847154955751960373691818987942964804096
• The square root of 161364189762975016 is 401701617.8246921325
• The cube root of 161364189762975016 is 544422.0675659895

Scales and comparisons

• 161,364,189,762,975,016 seconds is equal to 5,130,882,102 years, 13 weeks, 14 hours, 50 minutes, 16 seconds.
• To count from 1 to 161,364,189,762,975,016 would take you about fifteen billion, three hundred ninety-two million, six hundred forty-six thousand, three hundred six 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 161364189762975016 cubic inches would be around 45368.5 feet tall.

Recreational maths with 161364189762975016

• 161364189762975016 backwards is 610579267981463161
• The number of decimal digits it has is: 18
• The sum of 161364189762975016's digits is 82
• More coming soon!