161400336254760816

Names of 161400336254760816

• Cardinal: 161400336254760816 can be written as One hundred sixty-one quadrillion, four hundred trillion, three hundred thirty-six billion, two hundred fifty-four million, seven hundred sixty thousand, eight hundred sixteen.

Scientific notation

• Scientific notation: 1.61400336254760816 × 10¹⁷

Factors of 161400336254760816

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 313327

Divisors of 161400336254760816

• Number of divisors d(n): 150
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 18 24 27 36 48 54 72 81 108 144 162 216 324 432 648 1279 1296 2558 3837 5116 7674 10232 11511 15348 20464 23022 30696 34533 46044 61392 69066 92088 103599 138132 184176 207198 276264 312043 414396 552528 624086 828792 936129 1248172 1657584 1872258 2496344 2808387 3744516 4992688 5616774 7489032 8425161 11233548 14978064 16850322 22467096 25275483 33700644 44934192 50550966 67401288 101101932 134802576 202203864 399102997 404407728 798205994 1197308991 1596411988 2394617982 3192823976 3591926973 4789235964 6385647952 7183853946 9578471928 10775780919 14367707892 19156943856 21551561838 28735415784 32327342757 43103123676 57470831568 64654685514 86206247352 97370833849 129309371028 172412494704 194741667698 258618742056 292112501547 389483335396 517237484112 584225003094 778966670792 876337504641 1168450006188 1557933341584 1752675009282 2336900012376 2629012513923 3505350018564 4673800024752 5258025027846 7010700037128 7887037541769 10516050055692 14021400074256 15774075083538 21032100111384 31548150167076 42064200222768 63096300334152 124537296492871 126192600668304 249074592985742 373611889478613 498149185971484 747223778957226 996298371942968 1120835668435839 1494447557914452 1992596743885936 2241671336871678 2988895115828904 3362507005307517 4483342673743356 5977790231657808 6725014010615034 8966685347486712 10087521015922551 13450028021230068 17933370694973424 20175042031845102 26900056042460136 40350084063690204 53800112084920272 80700168127380408 161400336254760816
• Sum of all divisors σ(n): 467506135353143040
• Sum of proper divisors (its aliquot sum) s(n): 306105799098382224
• 161400336254760816 is an abundant number, because the sum of its proper divisors (306105799098382224) is greater than itself. Its abundance is 144705462843621408

Bases of 161400336254760816

• Binary: 1000111101011010001100000000101101000101111111011101110000₂
• Hexadecimal: 0x23D68C02D17F770
• Base-36: 1857N6VGW700

Squares and roots of 161400336254760816

• 161400336254760816 squared (161400336254760816²) is 26050068543149858668971425368985856
• 161400336254760816 cubed (161400336254760816³) is 4204489822323954406433290033745075345333553767018496
• The square root of 161400336254760816 is 401746607.0233335723
• The cube root of 161400336254760816 is 544462.7157391405

Scales and comparisons

• 161,400,336,254,760,816 seconds is equal to 5,132,031,448 years, 45 weeks, 6 days, 1 hour, 33 minutes, 36 seconds.
• To count from 1 to 161,400,336,254,760,816 would take you about fifteen billion, three hundred ninety-six million, ninety-four thousand, three hundred forty-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 161400336254760816 cubic inches would be around 45371.9 feet tall.

Recreational maths with 161400336254760816

• 161400336254760816 backwards is 618067452633004161
• The number of decimal digits it has is: 18
• The sum of 161400336254760816's digits is 63
• More coming soon!