231317647920

Names of 231317647920

• Cardinal: 231317647920 can be written as Two hundred thirty-one billion, three hundred seventeen million, six hundred forty-seven thousand, nine hundred twenty.

Scientific notation

• Scientific notation: 2.3131764792 × 10¹¹

Factors of 231317647920

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 7511

Divisors of 231317647920

• Number of divisors d(n): 240
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 16 18 20 23 24 30 36 40 45 46 48 60 69 72 80 90 92 115 120 138 144 180 184 207 230 240 276 345 360 368 414 460 552 690 720 828 920 1035 1104 1380 1656 1840 2070 2760 3312 3631 3847 4140 5520 7262 7694 8280 10893 11541 14524 15388 16560 18155 19235 21786 23082 29048 30776 32679 34623 36310 38470 43572 46164 54465 57705 58096 61552 65358 69246 72620 76940 83513 87144 88481 92328 108930 115410 130716 138492 145240 153880 163395 167026 173115 174288 176962 184656 217860 230820 250539 261432 265443 276984 290480 307760 326790 334052 346230 353924 417565 435720 442405 461640 501078 522864 530886 553968 653580 668104 692460 707848 751617 796329 835130 871440 884810 923280 1002156 1061772 1252695 1307160 1327215 1336208 1384920 1415696 1503234 1592658 1670260 1769620 2004312 2123544 2505390 2614320 2654430 2769840 3006468 3185316 3340520 3539240 3758085 3981645 4008624 4247088 5010780 5308860 6012936 6370632 6681040 7078480 7516170 7963290 10021560 10617720 12025872 12741264 13968457 15032340 15926580 20043120 21235440 27936914 30064680 31853160 41905371 55873828 60129360 63706320 69842285 83810742 111747656 125716113 139684570 167621484 209526855 223495312 251432226 279369140 321274511 335242968 419053710 502864452 558738280 628580565 642549022 670485936 838107420 963823533 1005728904 1117476560 1257161130 1285098044 1606372555 1676214840 1927647066 2011457808 2514322260 2570196088 2891470599 3212745110 3352429680 3855294132 4819117665 5028644520 5140392176 5782941198 6425490220 7710588264 9638235330 10057289040 11565882396 12850980440 14457352995 15421176528 19276470660 23131764792 25701960880 28914705990 38552941320 46263529584 57829411980 77105882640 115658823960 231317647920
• Sum of all divisors σ(n): 811051517952
• Sum of proper divisors (its aliquot sum) s(n): 579733870032
• 231317647920 is an abundant number, because the sum of its proper divisors (579733870032) is greater than itself. Its abundance is 348416222112

Bases of 231317647920

• Binary: 11010111011011100110110011001000110000₂
• Hexadecimal: 0x35DB9B3230
• Base-36: 2Y9KJZG0

Squares and roots of 231317647920

• 231317647920 squared (231317647920²) is 53507854239241080326400
• 231317647920 cubed (231317647920³) is 12377310987867447666942633881088000
• The square root of 231317647920 is 480954.9333565465
• The cube root of 231317647920 is 6138.6035926515

Scales and comparisons

• 231,317,647,920 seconds is equal to 7,355 years, 9 weeks, 4 days, 14 hours, 12 minutes.
• To count from 1 to 231,317,647,920 would take you about fourteen thousand, seven hundred ten 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 231317647920 cubic inches would be around 511.6 feet tall.

Recreational maths with 231317647920

• 231317647920 backwards is 029746713132
• 231317647920 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 231317647920's digits is 45
• More coming soon!