6468542388

Names of 6468542388

• Cardinal: 6468542388 can be written as Six billion, four hundred sixty-eight million, five hundred forty-two thousand, three hundred eighty-eight.

Scientific notation

• Scientific notation: 6.468542388 × 10⁹

Factors of 6468542388

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 120

Divisors of 6468542388

• Number of divisors d(n): 360
• Complete list of divisors:
  1 2 3 4 6 7 9 11 12 14 18 21 22 27 28 33 36 42 44 54 63 66 77 81 84 97 99 108 121 126 132 154 162 189 194 198 231 242 243 252 291 297 308 324 363 378 388 396 462 484 486 567 582 594 679 693 726 729 756 847 873 891 924 972 1067 1089 1134 1164 1188 1358 1386 1452 1458 1694 1701 1746 1782 2037 2079 2134 2178 2187 2268 2541 2619 2673 2716 2772 2916 3201 3267 3388 3402 3492 3564 4074 4158 4268 4356 4374 5082 5103 5238 5346 6111 6237 6402 6534 6561 6804 7469 7623 7857 8019 8148 8316 8748 9603 9801 10164 10206 10476 10692 11737 12222 12474 12804 13068 13122 14938 15246 15309 15714 16038 18333 18711 19206 19602 19683 20412 22407 22869 23474 23571 24057 24444 24948 26244 28809 29403 29876 30492 30618 31428 32076 35211 36666 37422 38412 39204 39366 44814 45738 45927 46948 47142 48114 54999 56133 57618 58806 61236 67221 68607 70422 70713 72171 73332 74844 78732 82159 86427 88209 89628 91476 91854 94284 96228 105633 109998 112266 115236 117612 134442 137214 137781 140844 141426 144342 164318 164997 168399 172854 176418 183708 201663 205821 211266 212139 216513 219996 224532 246477 259281 264627 268884 274428 275562 282852 288684 316899 328636 329994 336798 345708 352836 403326 411642 422532 424278 433026 492954 494991 505197 518562 529254 551124 604989 617463 633798 636417 659988 673596 739431 777843 793881 806652 823284 848556 866052 950697 985908 989982 1010394 1037124 1058508 1209978 1234926 1267596 1272834 1478862 1484973 1515591 1555686 1587762 1814967 1852389 1901394 1909251 1979964 2020788 2218293 2333529 2381643 2419956 2469852 2545668 2852091 2957724 2969946 3031182 3111372 3175524 3629934 3704778 3802788 3818502 4436586 4454919 4667058 4763286 5444901 5557167 5704182 5939892 6062364 6654879 7000587 7259868 7409556 7637004 8556273 8873172 8909838 9334116 9526572 10889802 11114334 11408364 13309758 13364757 14001174 16334703 16671501 17112546 17819676 19964637 21001761 21779604 22228668 25668819 26619516 26729514 28002348 32669406 33343002 34225092 39929274 42003522 49004109 51337638 53459028 59893911 65338812 66686004 77006457 79858548 84007044 98008218 102675276 119787822 147012327 154012914 179681733 196016436 231019371 239575644 294024654 308025828 359363466 462038742 539045199 588049308 718726932 924077484 1078090398 1617135597 2156180796 3234271194 6468542388
• Sum of all divisors σ(n): 21549685696
• Sum of proper divisors (its aliquot sum) s(n): 15081143308
• 6468542388 is an abundant number, because the sum of its proper divisors (15081143308) is greater than itself. Its abundance is 8612600920

Bases of 6468542388

• Binary: 110000001100011100001111110110100₂
• Hexadecimal: 0x1818E1FB4
• Base-36: 2YZ7B90

Squares and roots of 6468542388

• 6468542388 squared (6468542388²) is 41842040625352742544
• 6468542388 cubed (6468542388³) is 270657013385512242597914955072
• The square root of 6468542388 is 80427.2490391161
• The cube root of 6468542388 is 1863.2400446837

Scales and comparisons

• 6,468,542,388 seconds is equal to 205 years, 35 weeks, 2 days, 9 hours, 19 minutes, 48 seconds.
• To count from 1 to 6,468,542,388 would take you about four hundred eleven 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 6468542388 cubic inches would be around 155.3 feet tall.

Recreational maths with 6468542388

• 6468542388 backwards is 8832458646
• 6468542388 is a Harshad number.
• The number of decimal digits it has is: 10
• The sum of 6468542388's digits is 54
• More coming soon!