21030133676440

Names of 21030133676440

• Cardinal: 21030133676440 can be written as Twenty-one trillion, thirty billion, one hundred thirty-three million, six hundred seventy-six thousand, four hundred forty.

Scientific notation

• Scientific notation: 2.103013367644 × 10¹³

Factors of 21030133676440

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 1167

Divisors of 21030133676440

• Number of divisors d(n): 128
• Complete list of divisors:
  1 2 4 5 7 8 10 14 20 28 35 40 49 56 70 98 140 196 245 280 343 392 490 686 980 1153 1372 1715 1960 2306 2744 3430 4612 5765 6860 8071 9224 11530 13720 16142 23060 32284 40355 46120 56497 64568 80710 112994 161420 225988 282485 322840 395479 451976 564970 790958 1129940 1329409 1581916 1977395 2259880 2658818 3163832 3954790 5317636 6647045 7909580 9305863 10635272 13294090 15819160 18611726 26588180 37223452 46529315 53176360 65141041 74446904 93058630 130282082 186117260 260564164 325705205 372234520 455987287 521128328 651410410 911974574 1302820820 1532808577 1823949148 2279936435 2605641640 3065617154 3647898296 4559872870 6131234308 7664042885 9119745740 10729660039 12262468616 15328085770 18239491480 21459320078 30656171540 42918640156 53648300195 61312343080 75107620273 85837280312 107296600390 150215240546 214593200780 300430481092 375538101365 429186401560 525753341911 600860962184 751076202730 1051506683822 1502152405460 2103013367644 2628766709555 3004304810920 4206026735288 5257533419110 10515066838220 21030133676440
• Sum of all divisors σ(n): 55229009040000
• Sum of proper divisors (its aliquot sum) s(n): 34198875363560
• 21030133676440 is an abundant number, because the sum of its proper divisors (34198875363560) is greater than itself. Its abundance is 13168741687120

Bases of 21030133676440

• Binary: 100110010000001110101101001011011100110011000₂
• Hexadecimal: 0x132075A5B998
• Base-36: 7GD3YLX94

Squares and roots of 21030133676440

• 21030133676440 squared (21030133676440²) is 442266522448935790611073600
• 21030133676440 cubed (21030133676440³) is 9300924087715371830369155281743425984000
• The square root of 21030133676440 is 4585862.3699845157
• The cube root of 21030133676440 is 27602.4317312553

Scales and comparisons

• 21,030,133,676,440 seconds is equal to 668,693 years, 10 weeks, 2 days, 23 hours, 40 seconds.
• To count from 1 to 21,030,133,676,440 would take you about one million, six hundred seventy-one thousand, seven hundred thirty-three 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 21030133676440 cubic inches would be around 2300.2 feet tall.

Recreational maths with 21030133676440

• 21030133676440 backwards is 04467633103012
• 21030133676440 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 21030133676440's digits is 40
• More coming soon!