130905321372

Names of 130905321372

• Cardinal: 130905321372 can be written as One hundred thirty billion, nine hundred five million, three hundred twenty-one thousand, three hundred seventy-two.

Scientific notation

• Scientific notation: 1.30905321372 × 10¹¹

Factors of 130905321372

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 61708

Divisors of 130905321372

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 3 4 6 7 9 12 14 18 21 27 28 36 42 53 54 63 84 106 108 126 159 189 212 252 318 371 378 477 636 742 756 954 1113 1431 1484 1908 2226 2809 2862 3339 4452 5618 5724 6678 8427 10017 11236 13356 16854 19663 20034 25281 33708 39326 40068 50562 58989 61643 75843 78652 101124 117978 123286 151686 176967 184929 235956 246572 303372 353934 369858 431501 530901 554787 707868 739716 863002 1061802 1109574 1294503 1664361 1726004 2123604 2219148 2589006 3267079 3328722 3883509 5178012 6534158 6657444 7767018 9801237 11650527 13068316 15534036 19602474 22869553 23301054 29403711 39204948 45739106 46602108 58807422 68608659 88211133 91478212 117614844 137217318 173155187 176422266 205825977 274434636 346310374 352844532 411651954 519465561 617477931 692620748 823303908 1038931122 1212086309 1234955862 1558396683 2077862244 2424172618 2469911724 3116793366 3636258927 4675190049 4848345236 6233586732 7272517854 9350380098 10908776781 14545035708 18700760196 21817553562 32726330343 43635107124 65452660686 130905321372
• Sum of all divisors σ(n): 395330369280
• Sum of proper divisors (its aliquot sum) s(n): 264425047908
• 130905321372 is an abundant number, because the sum of its proper divisors (264425047908) is greater than itself. Its abundance is 133519726536

Bases of 130905321372

• Binary: 1111001111010100100001010111110011100₂
• Hexadecimal: 0x1E7A90AF9C
• Base-36: 1O4XNCF0

Squares and roots of 130905321372

• 130905321372 squared (130905321372²) is 17136203163506599962384
• 130905321372 cubed (130905321372³) is 2243220182214714530518920631270848
• The square root of 130905321372 is 361808.4042307475
• The cube root of 130905321372 is 5077.5292479481

Scales and comparisons

• 130,905,321,372 seconds is equal to 4,162 years, 19 weeks, 6 days, 21 hours, 16 minutes, 12 seconds.
• To count from 1 to 130,905,321,372 would take you about eight thousand, three hundred twenty-four 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 130905321372 cubic inches would be around 423.1 feet tall.

Recreational maths with 130905321372

• 130905321372 backwards is 273123509031
• 130905321372 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 130905321372's digits is 36
• More coming soon!