18089886320

Names of 18089886320

• Cardinal: 18089886320 can be written as Eighteen billion, eighty-nine million, eight hundred eighty-six thousand, three hundred twenty.

Scientific notation

• Scientific notation: 1.808988632 × 10¹⁰

Factors of 18089886320

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 2138

Divisors of 18089886320

• Number of divisors d(n): 320
• Complete list of divisors:
  1 2 4 5 8 10 11 16 17 19 20 22 31 34 38 40 44 55 62 68 76 80 85 88 95 110 124 136 152 155 170 176 187 190 209 220 248 272 304 310 323 340 341 374 380 418 440 496 527 589 620 646 680 682 748 760 836 880 935 1045 1054 1178 1240 1292 1360 1364 1496 1520 1615 1672 1705 1870 2053 2090 2108 2356 2480 2584 2635 2728 2945 2992 3230 3344 3410 3553 3740 4106 4180 4216 4712 5168 5270 5456 5797 5890 6460 6479 6820 7106 7480 8212 8360 8432 9424 10013 10265 10540 11594 11780 12920 12958 13640 14212 14960 16424 16720 17765 20026 20530 21080 22583 23188 23560 25840 25916 27280 28424 28985 32395 32848 34901 35530 39007 40052 41060 42160 45166 46376 47120 50065 51832 56848 57970 63643 64790 69802 71060 78014 80104 82120 90332 92752 100130 103664 110143 112915 115940 127286 129580 139604 142120 156028 160208 164240 174505 180664 195035 200260 220286 225830 231880 254572 259160 279208 284240 312056 318215 349010 361328 383911 390070 400520 429077 440572 451660 463760 509144 518320 550715 558416 624112 636430 663119 698020 700073 767822 780140 801040 858154 881144 903320 1018288 1081931 1101430 1209217 1272860 1326238 1396040 1400146 1535644 1560280 1716308 1762288 1806640 1919555 2145385 2163862 2202860 2418434 2545720 2652476 2792080 2800292 3071288 3120560 3315595 3432616 3500365 3839110 4290770 4327724 4405720 4836868 5091440 5304952 5409655 5600584 6046085 6142576 6631190 6865232 7000730 7294309 7678220 8581540 8655448 8811440 9673736 10609904 10819310 11201168 11901241 12092170 13262380 13301387 14001460 14588618 15356440 17163080 17310896 19347472 20556689 21638620 23802482 24184340 26524760 26602774 28002920 29177236 30712880 34326160 36471545 41113378 43277240 47604964 48368680 53049520 53205548 56005840 58354472 59506205 66506935 72943090 82226756 86554480 95209928 96737360 102783445 106411096 116708944 119012410 133013870 145886180 164453512 190419856 205566890 212822192 226123579 238024820 266027740 291772360 328907024 411133780 452247158 476049640 532055480 583544720 822267560 904494316 952099280 1064110960 1130617895 1644535120 1808988632 2261235790 3617977264 4522471580 9044943160 18089886320
• Sum of all divisors σ(n): 52813762560
• Sum of proper divisors (its aliquot sum) s(n): 34723876240
• 18089886320 is an abundant number, because the sum of its proper divisors (34723876240) is greater than itself. Its abundance is 16633989920

Bases of 18089886320

• Binary: 10000110110001111011100001001110000₂
• Hexadecimal: 0x4363DC270
• Base-36: 8B691M8

Squares and roots of 18089886320

• 18089886320 squared (18089886320²) is 327243987070523142400
• 18089886320 cubed (18089886320³) is 5919806525009313468945171968000
• The square root of 18089886320 is 134498.6480229449
• The cube root of 18089886320 is 2625.0965380067

Scales and comparisons

• 18,089,886,320 seconds is equal to 575 years, 10 weeks, 3 days, 16 hours, 25 minutes, 20 seconds.
• To count from 1 to 18,089,886,320 would take you about one thousand, one hundred fifty 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 18089886320 cubic inches would be around 218.8 feet tall.

Recreational maths with 18089886320

• 18089886320 backwards is 02368898081
• The number of decimal digits it has is: 11
• The sum of 18089886320's digits is 53
• More coming soon!