20940438400

Names of 20940438400

• Cardinal: 20940438400 can be written as Twenty billion, nine hundred forty million, four hundred thirty-eight thousand, four hundred.

Scientific notation

• Scientific notation: 2.09404384 × 10¹⁰

Factors of 20940438400

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 206

Divisors of 20940438400

• Number of divisors d(n): 288
• Complete list of divisors:
  1 2 4 5 7 8 10 14 16 20 25 28 32 35 40 41 50 56 64 70 80 82 100 112 128 140 151 160 164 175 200 205 224 280 287 302 320 328 350 400 410 448 560 574 604 640 656 700 755 800 820 896 1025 1057 1120 1148 1208 1312 1400 1435 1510 1600 1640 2050 2114 2240 2296 2416 2624 2800 2870 3020 3200 3280 3775 4100 4228 4480 4592 4832 5248 5285 5600 5740 6040 6191 6560 7175 7550 8200 8456 9184 9664 10570 11200 11480 12080 12382 13120 14350 15100 16400 16912 18368 19328 21140 22400 22801 22960 24160 24764 26240 26425 28700 30200 30955 32800 33824 36736 42280 43337 45602 45920 48320 49528 52850 57400 60400 61910 65600 67648 84560 86674 91204 91840 96640 99056 105700 114005 114800 120800 123820 131200 135296 154775 159607 169120 173348 182408 183680 198112 211400 216685 228010 229600 241600 247640 309550 319214 338240 346696 364816 396224 422800 433370 456020 459200 483200 495280 570025 619100 638428 676480 693392 729632 792448 798035 845600 866740 912040 918400 934841 990560 1083425 1140050 1238200 1276856 1386784 1459264 1596070 1691200 1733480 1824080 1869682 1981120 2166850 2280100 2476400 2553712 2773568 2918528 3192140 3382400 3466960 3648160 3739364 3962240 3990175 4333700 4560200 4674205 4952800 5107424 5547136 6384280 6543887 6933920 7296320 7478728 7980350 8667400 9120400 9348410 9905600 10214848 12768560 13087774 13867840 14592640 14957456 15960700 17334800 18240800 18696820 19811200 20429696 23371025 25537120 26175548 27735680 29914912 31921400 32719435 34669600 36481600 37393640 46742050 51074240 52351096 59829824 63842800 65438870 69339200 72963200 74787280 93484100 102148480 104702192 119659648 127685600 130877740 138678400 149574560 163597175 186968200 209404384 255371200 261755480 299149120 327194350 373936400 418808768 510742400 523510960 598298240 654388700 747872800 837617536 1047021920 1308777400 1495745600 2094043840 2617554800 2991491200 4188087680 5235109600 10470219200 20940438400
• Sum of all divisors σ(n): 60965004240
• Sum of proper divisors (its aliquot sum) s(n): 40024565840
• 20940438400 is an abundant number, because the sum of its proper divisors (40024565840) is greater than itself. Its abundance is 19084127440

Bases of 20940438400

• Binary: 10011100000001001011011101110000000₂
• Hexadecimal: 0x4E025BB80
• Base-36: 9MBE9OG

Squares and roots of 20940438400

• 20940438400 squared (20940438400²) is 438501960384194560000
• 20940438400 cubed (20940438400³) is 9182423289704466517295104000000
• The square root of 20940438400 is 144708.1144925881
• The cube root of 20940438400 is 2756.3133582719

Scales and comparisons

• 20,940,438,400 seconds is equal to 665 years, 43 weeks, 5 days, 4 hours, 26 minutes, 40 seconds.
• To count from 1 to 20,940,438,400 would take you about one thousand, three hundred thirty-one 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 20940438400 cubic inches would be around 229.7 feet tall.

Recreational maths with 20940438400

• 20940438400 backwards is 00483404902
• The number of decimal digits it has is: 11
• The sum of 20940438400's digits is 34
• More coming soon!