30821602812

Names of 30821602812

• Cardinal: 30821602812 can be written as Thirty billion, eight hundred twenty-one million, six hundred two thousand, eight hundred twelve.

Scientific notation

• Scientific notation: 3.0821602812 × 10¹⁰

Factors of 30821602812

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 6434

Divisors of 30821602812

• Number of divisors d(n): 288
• Complete list of divisors:
  1 2 3 4 6 7 11 12 13 14 21 22 26 28 31 33 39 42 44 52 62 66 77 78 84 91 93 124 132 143 154 156 169 182 186 217 231 273 286 308 338 341 364 372 403 429 434 462 507 546 572 651 676 682 806 858 868 924 1001 1014 1023 1092 1183 1209 1302 1364 1612 1716 1859 2002 2028 2046 2366 2387 2418 2604 2821 3003 3549 3718 4004 4092 4433 4732 4774 4836 5239 5577 5642 6006 6367 7098 7161 7436 8463 8866 9548 10478 11154 11284 12012 12734 13013 13299 14196 14322 15717 16926 17732 19101 20956 22308 25468 26026 26598 28644 31031 31434 33852 36673 38202 39039 44569 52052 53196 57629 62062 62868 70037 73346 76404 78078 82771 89138 93093 110019 115258 124124 133707 140074 146692 156156 165542 172887 178276 186186 197377 210111 220038 230516 248313 267414 280148 331084 345774 372372 394754 403403 420222 440076 490259 496626 534828 579397 592131 691548 789508 806806 840444 910481 980518 993252 1076023 1158794 1184262 1210209 1381639 1470777 1613612 1738191 1820962 1961036 2152046 2171147 2317588 2368524 2420418 2565901 2731443 2763278 2941554 3228069 3476382 3641924 4144917 4304092 4342294 4840836 5131802 5462886 5526556 5883108 6373367 6456138 6513441 6952764 7532161 7697703 8289834 8684588 10263604 10925772 11836253 12746734 12912276 13026882 15064322 15198029 15395406 16579668 17961307 19120101 22596483 23672506 25493468 26053764 28224911 30128644 30396058 30790812 33356713 35508759 35922614 38240202 45192966 45594087 47345012 53883921 56449822 60792116 66713426 71017518 71845228 76480404 82853771 84674733 90385932 91188174 100070139 107767842 112899644 133426852 142035036 165707542 169349466 182376348 197574377 200140278 215535684 233496991 248561313 331415084 338698932 366923843 395148754 400280556 466993982 497122626 592723131 700490973 733847686 790297508 933987964 994245252 1100771529 1185446262 1400981946 1467695372 2201543058 2370892524 2568466901 2801963892 4403086116 5136933802 7705400703 10273867604 15410801406 30821602812
• Sum of all divisors σ(n): 100238229504
• Sum of proper divisors (its aliquot sum) s(n): 69416626692
• 30821602812 is an abundant number, because the sum of its proper divisors (69416626692) is greater than itself. Its abundance is 38595023880

Bases of 30821602812

• Binary: 11100101101000111000101010111111100₂
• Hexadecimal: 0x72D1C55FC
• Base-36: E5QDWXO

Squares and roots of 30821602812

• 30821602812 squared (30821602812²) is 949971199900686307344
• 30821602812 cubed (30821602812³) is 29279635006178007211163726651328
• The square root of 30821602812 is 175560.8236822779
• The cube root of 30821602812 is 3135.3431046737

Scales and comparisons

• 30,821,602,812 seconds is equal to 980 years, 1 week, 4 days, 12 hours, 20 minutes, 12 seconds.
• To count from 1 to 30,821,602,812 would take you about one thousand, nine hundred 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 30821602812 cubic inches would be around 261.3 feet tall.

Recreational maths with 30821602812

• 30821602812 backwards is 21820612803
• 30821602812 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 30821602812's digits is 33
• More coming soon!