640401382348

Names of 640401382348

• Cardinal: 640401382348 can be written as Six hundred forty billion, four hundred one million, three hundred eighty-two thousand, three hundred forty-eight.

Scientific notation

• Scientific notation: 6.40401382348 × 10¹¹

Factors of 640401382348

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 962

Divisors of 640401382348

• Number of divisors d(n): 288
• Complete list of divisors:
  1 2 4 7 13 14 26 28 31 52 62 73 79 91 124 146 158 169 182 217 292 316 338 364 403 434 511 553 676 757 806 868 949 1022 1027 1106 1183 1514 1612 1898 2044 2054 2212 2263 2366 2449 2821 3028 3796 4108 4526 4732 4898 5239 5299 5642 5767 6643 7189 9052 9796 9841 10478 10598 11284 11534 12337 13286 13351 14378 15841 17143 19682 20956 21196 23068 23467 24674 26572 26702 28756 29419 31682 31837 34286 36673 39364 40369 46934 49348 53404 55261 58838 59803 63364 63674 68572 68887 73346 74971 80738 86359 93457 93868 110522 117676 119606 127348 127933 137774 146692 149942 161476 164269 172718 178777 186914 205933 221044 222859 239212 255866 275548 299884 305071 328538 345436 357554 373828 382447 386827 411866 413881 418621 445718 511732 524797 610142 657076 715108 718393 764894 773654 777439 823732 827762 837242 891436 895531 974623 1049594 1220284 1251439 1436786 1529788 1547308 1554878 1655524 1674484 1713091 1791062 1853893 1949246 2099188 2135497 2324101 2502878 2677129 2873572 2897167 3109756 3426182 3582124 3707786 3898492 3965923 4270994 4365619 4648202 5005756 5028751 5354258 5442073 5794334 6822361 6852364 7415572 7931846 8541988 8731238 9296404 9339109 10057502 10106707 10708516 10884146 11588668 11991637 12977251 13644722 15863692 16268707 17462476 18678218 20115004 20213414 21768292 22270183 23983274 24100609 25954502 27289444 27761461 30213313 30559333 32537414 37356436 40426828 44540366 47966548 48201218 51909004 55522922 56753047 60426626 61118666 65074828 65373763 70746949 89080732 96402436 111045844 113506094 120853252 122237332 130747526 135334189 141493898 155891281 168704263 211493191 227012188 261495052 270668378 282987796 289512379 311782562 313307917 337408526 397271329 422986382 541336756 579024758 623565124 626615834 674817052 737789611 794542658 845972764 947339323 1158049516 1253231668 1475579222 1589085316 1759344457 1894678646 2026586653 2193155419 2951158444 3518688914 3789357292 4053173306 4386310838 5164527277 7037377828 8106346612 8772621676 10329054554 12315411199 20658109108 22871477941 24630822398 45742955882 49261644796 91485911764 160100345587 320200691174 640401382348
• Sum of all divisors σ(n): 1471566888960
• Sum of proper divisors (its aliquot sum) s(n): 831165506612
• 640401382348 is an abundant number, because the sum of its proper divisors (831165506612) is greater than itself. Its abundance is 190764124264

Bases of 640401382348

• Binary: 1001010100011010111001011001101111001100₂
• Hexadecimal: 0x951AE59BCC
• Base-36: 8672G53G

Squares and roots of 640401382348

• 640401382348 squared (640401382348²) is 410113930513229285993104
• 640401382348 cubed (640401382348³) is 262637528020843651851460835595328192
• The square root of 640401382348 is 800250.8246468729
• The cube root of 640401382348 is 8619.5399504153

Scales and comparisons

• 640,401,382,348 seconds is equal to 20,362 years, 40 weeks, 5 days, 52 minutes, 28 seconds.
• To count from 1 to 640,401,382,348 would take you about forty thousand, seven hundred twenty-five 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 640401382348 cubic inches would be around 718.3 feet tall.

Recreational maths with 640401382348

• 640401382348 backwards is 843283104046
• The number of decimal digits it has is: 12
• The sum of 640401382348's digits is 43
• More coming soon!