126745286990

Names of 126745286990

• Cardinal: 126745286990 can be written as One hundred twenty-six billion, seven hundred forty-five million, two hundred eighty-six thousand, nine hundred ninety.

Scientific notation

• Scientific notation: 1.2674528699 × 10¹¹

Factors of 126745286990

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 415

Divisors of 126745286990

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 5 7 10 14 35 49 61 70 98 122 149 191 245 298 305 382 427 490 610 745 854 955 1043 1337 1490 1910 2086 2135 2674 2989 4270 5215 5978 6685 7301 9089 9359 10430 11651 13370 14602 14945 18178 18718 22201 23302 28459 29890 36505 44402 45445 46795 56918 58255 63623 73010 81557 90890 93590 111005 116510 127246 142295 155407 163114 199213 222010 284590 310814 318115 398426 407785 445361 570899 636230 777035 815570 890722 996065 1087849 1141798 1354261 1394491 1554070 1735999 1992130 2175698 2226805 2708522 2788982 2854495 3471998 4240391 4453610 5439245 5708990 6771305 6972455 8480782 8679995 9479827 10878490 12151993 13542610 13944910 17359990 18959654 21201955 24303986 29682737 42403910 47399135 59365474 60759965 66358789 85063951 94798270 121519930 132717578 148413685 170127902 207779159 258663851 296827370 331793945 415558318 425319755 517327702 663587890 850639510 1038895795 1293319255 1810646957 2077791590 2586638510 3621293914 9053234785 12674528699 18106469570 25349057398 63372643495 126745286990
• Sum of all divisors σ(n): 272984027904
• Sum of proper divisors (its aliquot sum) s(n): 146238740914
• 126745286990 is an abundant number, because the sum of its proper divisors (146238740914) is greater than itself. Its abundance is 19493453924

Bases of 126745286990

• Binary: 1110110000010100110111001100101001110₂
• Hexadecimal: 0x1D829B994E
• Base-36: 1M84VDCE

Squares and roots of 126745286990

• 126745286990 squared (126745286990²) is 16064367774177463260100
• 126745286990 cubed (126745286990³) is 2036082903851030092091555516099000
• The square root of 126745286990 is 356013.0432863381
• The cube root of 126745286990 is 5023.1630223781

Scales and comparisons

• 126,745,286,990 seconds is equal to 4,030 years, 5 weeks, 4 days, 8 hours, 9 minutes, 50 seconds.
• To count from 1 to 126,745,286,990 would take you about eight thousand and sixty 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 126745286990 cubic inches would be around 418.6 feet tall.

Recreational maths with 126745286990

• 126745286990 backwards is 099682547621
• The number of decimal digits it has is: 12
• The sum of 126745286990's digits is 59
• More coming soon!