1045721969393920

Names of 1045721969393920

• Cardinal: 1045721969393920 can be written as One quadrillion, forty-five trillion, seven hundred twenty-one billion, nine hundred sixty-nine million, three hundred ninety-three thousand, nine hundred twenty.

Scientific notation

• Scientific notation: 1.04572196939392 × 10¹⁵

Factors of 1045721969393920

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 8977695506

Divisors of 1045721969393920

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 4 5 7 8 10 13 14 16 20 26 28 32 35 40 52 56 64 65 70 80 91 104 112 128 130 140 160 182 208 224 256 260 280 320 364 416 448 455 520 560 640 728 832 896 910 1040 1120 1280 1456 1664 1792 1820 2080 2240 2912 3328 3640 4160 4480 5824 7280 8320 8960 11648 14560 16640 23296 29120 58240 116480 8977695479 17955390958 35910781916 44888477395 62843868353 71821563832 89776954790 116710041227 125687736706 143643127664 179553909580 233420082454 251375473412 287286255328 314219341765 359107819160 466840164908 502750946824 574572510656 583550206135 628438683530 718215638320 816970288589 933680329816 1005501893648 1149145021312 1167100412270 1256877367060 1436431276640 1633940577178 1867360659632 2011003787296 2298290042624 2334200824540 2513754734120 2872862553280 3267881154356 3734721319264 4022007574592 4084851442945 4668401649080 5027509468240 5745725106560 6535762308712 7469442638528 8044015149184 8169702885890 9336803298160 10055018936480 11491450213120 13071524617424 14938885277056 16088030298368 16339405771780 18673606596320 20110037872960 26143049234848 29877770554112 32678811543560 37347213192640 40220075745920 52286098469696 65357623087120 74694426385280 80440151491840 104572196939392 130715246174240 149388852770560 209144393878784 261430492348480 522860984696960 1045721969393920
• Sum of all divisors σ(n): 3082868806268160
• Sum of proper divisors (its aliquot sum) s(n): 2037146836874240
• 1045721969393920 is an abundant number, because the sum of its proper divisors (2037146836874240) is greater than itself. Its abundance is 991424867480320

Bases of 1045721969393920

• Binary: 11101101110001010000011110100001010000000100000000₂
• Hexadecimal: 0x3B7141E850100
• Base-36: AAOE1GU3GG

Squares and roots of 1045721969393920

• 1045721969393920 squared (1045721969393920²) is 1093534437273098557212132966400
• 1045721969393920 cubed (1045721969393920³) is 1143532985345296699509549819970622259724288000
• The square root of 1045721969393920 is 32337624.6714863089
• The cube root of 1045721969393920 is 101501.4104940867

Scales and comparisons

• 1,045,721,969,393,920 seconds is equal to 33,250,723 years, 51 weeks, 5 days, 15 hours, 38 minutes, 40 seconds.
• To count from 1 to 1,045,721,969,393,920 would take you about ninety-nine million, seven hundred fifty-two thousand, one hundred seventy-one 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 1045721969393920 cubic inches would be around 8458.5 feet tall.

Recreational maths with 1045721969393920

• 1045721969393920 backwards is 0293939691275401
• 1045721969393920 is a Harshad number.
• The number of decimal digits it has is: 16
• The sum of 1045721969393920's digits is 70
• More coming soon!