30261997440

Names of 30261997440

• Cardinal: 30261997440 can be written as Thirty billion, two hundred sixty-one million, nine hundred ninety-seven thousand, four hundred forty.

Scientific notation

• Scientific notation: 3.026199744 × 10¹⁰

Factors of 30261997440

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 1751283

Divisors of 30261997440

• Number of divisors d(n): 128
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 27 30 32 36 40 45 48 54 60 64 72 80 90 96 108 120 128 135 144 160 180 192 216 240 270 288 320 360 384 432 480 540 576 640 720 864 960 1080 1152 1440 1728 1920 2160 2880 3456 4320 5760 8640 17280 1751273 3502546 5253819 7005092 8756365 10507638 14010184 15761457 17512730 21015276 26269095 28020368 31522914 35025460 42030552 47284371 52538190 56040736 63045828 70050920 78807285 84061104 94568742 105076380 112081472 126091656 140101840 157614570 168122208 189137484 210152760 224162944 236421855 252183312 280203680 315229140 336244416 378274968 420305520 472843710 504366624 560407360 630458280 672488832 756549936 840611040 945687420 1008733248 1120814720 1260916560 1513099872 1681222080 1891374840 2017466496 2521833120 3026199744 3362444160 3782749680 5043666240 6052399488 7565499360 10087332480 15130998720 30261997440
• Sum of all divisors σ(n): 107177968800
• Sum of proper divisors (its aliquot sum) s(n): 76915971360
• 30261997440 is an abundant number, because the sum of its proper divisors (76915971360) is greater than itself. Its abundance is 46653973920

Bases of 30261997440

• Binary: 11100001011110000010110111110000000₂
• Hexadecimal: 0x70BC16F80
• Base-36: DWH7MO0

Squares and roots of 30261997440

• 30261997440 squared (30261997440²) is 915788489058566553600
• 30261997440 cubed (30261997440³) is 27713588911471809055112822784000
• The square root of 30261997440 is 173959.7581051433
• The cube root of 30261997440 is 3116.2517117233

Scales and comparisons

• 30,261,997,440 seconds is equal to 962 years, 12 weeks, 2 days, 14 hours, 24 minutes.
• To count from 1 to 30,261,997,440 would take you about one thousand, nine 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 30261997440 cubic inches would be around 259.7 feet tall.

Recreational maths with 30261997440

• 30261997440 backwards is 04479916203
• 30261997440 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 30261997440's digits is 45
• More coming soon!