18397224832

Names of 18397224832

• Cardinal: 18397224832 can be written as Eighteen billion, three hundred ninety-seven million, two hundred twenty-four thousand, eight hundred thirty-two.

Scientific notation

• Scientific notation: 1.8397224832 × 10¹⁰

Factors of 18397224832

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 183

Divisors of 18397224832

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 4 7 8 14 16 17 28 32 34 49 56 64 68 98 112 119 128 136 157 196 224 238 272 314 343 392 448 476 544 628 686 784 833 896 952 1088 1099 1256 1372 1568 1666 1904 2176 2198 2512 2669 2744 3136 3332 3808 4396 5024 5338 5488 5831 6272 6664 7616 7693 8792 10048 10676 10976 11662 13328 15232 15386 17584 18683 20096 21352 21952 23324 24649 26656 30772 35168 37366 42704 43904 46648 49298 53312 53851 61544 70336 74732 85408 93296 98596 106624 107702 123088 130781 140672 149464 170816 172543 186592 197192 215404 246176 261562 298928 341632 345086 373184 394384 419033 430808 492352 523124 597856 690172 746368 788768 838066 861616 915467 984704 1046248 1195712 1207801 1380344 1577536 1676132 1723232 1830934 2092496 2391424 2415602 2760688 2933231 3155072 3352264 3446464 3661868 4184992 4831204 5521376 5866462 6704528 6892928 7323736 8369984 8454607 9662408 11042752 11732924 13409056 14647472 16739968 16909214 19324816 20532617 22085504 23465848 26818112 29294944 33818428 38649632 41065234 46931696 53636224 58589888 67636856 77299264 82130468 93863392 117179776 135273712 143728319 154598528 164260936 187726784 270547424 287456638 328521872 375453568 541094848 574913276 657043744 1082189696 1149826552 1314087488 2299653104 2628174976 4599306208 9198612416 18397224832
• Sum of all divisors σ(n): 45545652000
• Sum of proper divisors (its aliquot sum) s(n): 27148427168
• 18397224832 is an abundant number, because the sum of its proper divisors (27148427168) is greater than itself. Its abundance is 8751202336

Bases of 18397224832

• Binary: 10001001000100011110101111110000000₂
• Hexadecimal: 0x4488F5F80
• Base-36: 8G98DJ4

Squares and roots of 18397224832

• 18397224832 squared (18397224832²) is 338457881519157428224
• 18397224832 cubed (18397224832³) is 6226685742470356922239830458368
• The square root of 18397224832 is 135636.3698718009
• The cube root of 18397224832 is 2639.8795108769

Scales and comparisons

• 18,397,224,832 seconds is equal to 584 years, 50 weeks, 4 days, 20 hours, 13 minutes, 52 seconds.
• To count from 1 to 18,397,224,832 would take you about one thousand, one hundred sixty-nine 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 18397224832 cubic inches would be around 220 feet tall.

Recreational maths with 18397224832

• 18397224832 backwards is 23842279381
• 18397224832 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 18397224832's digits is 49
• More coming soon!