8138945232

Names of 8138945232

• Cardinal: 8138945232 can be written as Eight billion, one hundred thirty-eight million, nine hundred forty-five thousand, two hundred thirty-two.

Scientific notation

• Scientific notation: 8.138945232 × 10⁹

Factors of 8138945232

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 811

Divisors of 8138945232

• Number of divisors d(n): 320
• Complete list of divisors:
  1 2 3 4 6 8 9 11 12 16 18 22 23 24 27 33 36 44 46 48 54 66 69 72 88 92 99 108 113 132 138 144 176 184 198 207 216 226 253 264 276 297 339 368 396 414 432 452 506 528 552 594 621 659 678 759 792 828 904 1012 1017 1104 1188 1242 1243 1318 1356 1518 1584 1656 1808 1977 2024 2034 2277 2376 2484 2486 2599 2636 2712 3036 3051 3312 3729 3954 4048 4068 4554 4752 4968 4972 5198 5272 5424 5931 6072 6102 6831 7249 7458 7797 7908 8136 9108 9936 9944 10396 10544 11187 11862 12144 12204 13662 14498 14916 15157 15594 15816 16272 17793 18216 19888 20792 21747 22374 23391 23724 24408 27324 28589 28996 29832 30314 31188 31632 33561 35586 36432 41584 43494 44748 45471 46782 47448 48816 54648 57178 57992 59664 60628 62376 65241 67122 70173 71172 74467 85767 86988 89496 90942 93564 94896 109296 114356 115984 121256 124752 130482 134244 136413 140346 142344 148934 166727 171534 173976 178992 181884 187128 195723 223401 228712 242512 257301 260964 268488 272826 280692 284688 297868 333454 343068 347952 363768 374256 391446 409239 446802 457424 500181 514602 521928 536976 545652 561384 595736 666908 670203 686136 727536 771903 782892 818478 819137 893604 1000362 1029204 1043856 1091304 1122768 1191472 1333816 1340406 1372272 1500543 1543806 1565784 1636956 1638274 1712741 1787208 2000724 2010609 2058408 2182608 2457411 2667632 2680812 3001086 3087612 3131568 3273912 3276548 3425482 3574416 4001448 4021218 4116816 4501629 4914822 5138223 5361624 6002172 6175224 6547824 6553096 6850964 7372233 8002896 8042436 9003258 9829644 10276446 10723248 12004344 12350448 13106192 13701928 14744466 15414669 16084872 18006516 18840151 19659288 20552892 22116699 24008688 27403856 29488932 30829338 32169744 36013032 37680302 39318576 41105784 44233398 46244007 56520453 58977864 61658676 72026064 75360604 82211568 88466796 92488014 113040906 117955728 123317352 150721208 169561359 176933592 184976028 226081812 246634704 301442416 339122718 353867184 369952056 452163624 508684077 678245436 739904112 904327248 1017368154 1356490872 2034736308 2712981744 4069472616 8138945232
• Sum of all divisors σ(n): 26869708800
• Sum of proper divisors (its aliquot sum) s(n): 18730763568
• 8138945232 is an abundant number, because the sum of its proper divisors (18730763568) is greater than itself. Its abundance is 10591818336

Bases of 8138945232

• Binary: 111100101000111100111001011010000₂
• Hexadecimal: 0x1E51E72D0
• Base-36: 3QLPUC0

Squares and roots of 8138945232

• 8138945232 squared (8138945232²) is 66242429489495533824
• 8138945232 cubed (8138945232³) is 539143505649625869102139527168
• The square root of 8138945232 is 90216.1029528543
• The cube root of 8138945232 is 2011.5123747975

Scales and comparisons

• 8,138,945,232 seconds is equal to 258 years, 41 weeks, 1 day, 18 hours, 7 minutes, 12 seconds.
• To count from 1 to 8,138,945,232 would take you about five hundred seventeen 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 8138945232 cubic inches would be around 167.6 feet tall.

Recreational maths with 8138945232

• 8138945232 backwards is 2325498318
• The number of decimal digits it has is: 10
• The sum of 8138945232's digits is 45
• More coming soon!