18468225440

Names of 18468225440

• Cardinal: 18468225440 can be written as Eighteen billion, four hundred sixty-eight million, two hundred twenty-five thousand, four hundred forty.

Scientific notation

• Scientific notation: 1.846822544 × 10¹⁰

Factors of 18468225440

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 2844

Divisors of 18468225440

• Number of divisors d(n): 216
• Complete list of divisors:
  1 2 4 5 7 8 10 14 16 20 28 29 32 35 40 49 56 58 70 80 98 112 116 140 145 160 196 203 224 232 245 280 290 392 406 464 490 560 580 784 812 841 928 980 1015 1120 1160 1421 1568 1624 1682 1960 2030 2320 2801 2842 3248 3364 3920 4060 4205 4640 5602 5684 5887 6496 6728 7105 7840 8120 8410 11204 11368 11774 13456 14005 14210 16240 16820 19607 22408 22736 23548 26912 28010 28420 29435 32480 33640 39214 41209 44816 45472 47096 56020 56840 58870 67280 78428 81229 82418 89632 94192 98035 112040 113680 117740 134560 137249 156856 162458 164836 188384 196070 206045 224080 227360 235480 274498 313712 324916 329672 392140 406145 412090 448160 470960 548996 568603 627424 649832 659344 686245 784280 812290 824180 941920 1097992 1137206 1299664 1318688 1372490 1568560 1624580 1648360 2195984 2274412 2355641 2599328 2744980 2843015 3137120 3249160 3296720 3980221 4391968 4548824 4711282 5489960 5686030 6498320 6593440 7960442 9097648 9422564 10979920 11372060 11778205 12996640 15920884 16489487 18195296 18845128 19901105 21959840 22744120 23556410 31841768 32978974 37690256 39802210 45488240 47112820 63683536 65957948 75380512 79604420 82447435 90976480 94225640 115426409 127367072 131915896 159208840 164894870 188451280 230852818 263831792 318417680 329789740 376902560 461705636 527663584 577132045 636835360 659579480 923411272 1154264090 1319158960 1846822544 2308528180 2638317920 3693645088 4617056360 9234112720 18468225440
• Sum of all divisors σ(n): 52583917932
• Sum of proper divisors (its aliquot sum) s(n): 34115692492
• 18468225440 is an abundant number, because the sum of its proper divisors (34115692492) is greater than itself. Its abundance is 15647467052

Bases of 18468225440

• Binary: 10001001100110010101100000110100000₂
• Hexadecimal: 0x44CCAC1A0
• Base-36: 8HFI5Y8

Squares and roots of 18468225440

• 18468225440 squared (18468225440²) is 341075350902663193600
• 18468225440 cubed (18468225440³) is 6299056472497491355795165184000
• The square root of 18468225440 is 135897.8492839383
• The cube root of 18468225440 is 2643.2711899097

Scales and comparisons

• 18,468,225,440 seconds is equal to 587 years, 12 weeks, 14 hours, 37 minutes, 20 seconds.
• To count from 1 to 18,468,225,440 would take you about one thousand, one hundred seventy-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 18468225440 cubic inches would be around 220.3 feet tall.

Recreational maths with 18468225440

• 18468225440 backwards is 04452286481
• The number of decimal digits it has is: 11
• The sum of 18468225440's digits is 44
• More coming soon!