999131980400

Names of 999131980400

• Cardinal: 999131980400 can be written as Nine hundred ninety-nine billion, one hundred thirty-one million, nine hundred eighty thousand, four hundred.

Scientific notation

• Scientific notation: 9.991319804 × 10¹¹

Factors of 999131980400

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 20048

Divisors of 999131980400

• Number of divisors d(n): 120
• Complete list of divisors:
  1 2 4 5 8 10 16 20 25 40 50 53 80 100 106 200 212 265 400 424 530 848 1060 1325 2120 2650 2731 4240 5300 5462 10600 10924 13655 17257 21200 21848 27310 34514 43696 54620 68275 69028 86285 109240 136550 138056 144743 172570 218480 273100 276112 289486 345140 431425 546200 578972 690280 723715 862850 914621 1092400 1157944 1380560 1447430 1725700 1829242 2315888 2894860 3451400 3618575 3658484 4573105 5789720 6902800 7237150 7316968 9146210 11579440 14474300 14633936 18292420 22865525 28948600 36584840 45731050 47128867 57897200 73169680 91462100 94257734 182924200 188515468 235644335 365848400 377030936 471288670 754061872 942577340 1178221675 1885154680 2356443350 2497829951 3770309360 4712886700 4995659902 9425773400 9991319804 12489149755 18851546800 19982639608 24978299510 39965279216 49956599020 62445748775 99913198040 124891497550 199826396080 249782995100 499565990200 999131980400
• Sum of all divisors σ(n): 2446742733264
• Sum of proper divisors (its aliquot sum) s(n): 1447610752864
• 999131980400 is an abundant number, because the sum of its proper divisors (1447610752864) is greater than itself. Its abundance is 448478772464

Bases of 999131980400

• Binary: 1110100010100000111010000010001001110000₂
• Hexadecimal: 0xE8A0E82270
• Base-36: CQZTDU28

Squares and roots of 999131980400

• 999131980400 squared (999131980400²) is 998264714258025984160000
• 999131980400 cubed (999131980400³) is 997398200920061618148439830464000000
• The square root of 999131980400 is 999565.8959768483
• The cube root of 999131980400 is 9997.1057637537

Scales and comparisons

• 999,131,980,400 seconds is equal to 31,769 years, 15 weeks, 6 days, 13 hours, 13 minutes, 20 seconds.
• To count from 1 to 999,131,980,400 would take you about sixty-three thousand, five hundred thirty-eight 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 999131980400 cubic inches would be around 833.1 feet tall.

Recreational maths with 999131980400

• 999131980400 backwards is 004089131999
• 999131980400 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 999131980400's digits is 53
• More coming soon!