640489814268528

Names of 640489814268528

• Cardinal: 640489814268528 can be written as Six hundred forty trillion, four hundred eighty-nine billion, eight hundred fourteen million, two hundred sixty-eight thousand, five hundred twenty-eight.

Scientific notation

• Scientific notation: 6.40489814268528 × 10¹⁴

Factors of 640489814268528

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 148405

Divisors of 640489814268528

• Number of divisors d(n): 240
• Complete list of divisors:
  1 2 3 4 6 7 8 12 14 16 21 24 28 29 42 48 56 58 84 87 112 116 168 174 203 232 336 348 406 464 609 696 812 841 1218 1392 1624 1682 2436 2523 3248 3364 4872 5046 5887 6728 9744 10092 11774 13456 17293 17661 20184 23548 34586 35322 40368 47096 51879 69172 70644 94192 103758 121051 131071 138344 141288 207516 242102 262142 276688 282576 363153 393213 415032 484204 501497 524284 726306 786426 830064 917497 968408 1002994 1048568 1452612 1504491 1572852 1834994 1936816 2005988 2097136 2752491 2905224 3008982 3145704 3510479 3669988 3801059 4011976 5504982 5810448 6017964 6291408 7020958 7339976 7602118 8023952 10531437 11009964 11403177 12035928 14041916 14543413 14679952 15204236 21062874 22019928 22806354 24071856 26607413 28083832 29086826 30408472 42125748 43630239 44039856 45612708 53214826 56167664 58173652 60816944 79822239 84251496 87260478 91225416 101803891 106429652 110230711 116347304 159644478 168502992 174520956 182450832 203607782 212859304 220461422 232694608 305411673 319288956 330692133 349041912 407215564 425718608 440922844 610823346 638577912 661384266 698083824 771614977 814431128 881845688 1221646692 1277155824 1322768532 1543229954 1628862256 1763691376 2266610803 2314844931 2443293384 2645537064 3086459908 4533221606 4629689862 4886586768 5291074128 6172919816 6799832409 9066443212 9259379724 12345839632 13599664818 15866275621 18132886424 18518759448 27199329636 31732551242 36265772848 37037518896 47598826863 54398659272 63465102484 65731713287 95197653726 108797318544 126930204968 131463426574 190395307452 197195139861 253860409936 262926853148 380790614904 394390279722 460121993009 525853706296 761581229808 788780559444 920243986018 1051707412592 1380365979027 1577561118888 1840487972036 1906219685323 2760731958054 3155122237776 3680975944072 3812439370646 5521463916108 5718659055969 7361951888144 7624878741292 11042927832216 11437318111938 13343537797261 15249757482584 22085855664432 22874636223876 26687075594522 30499514965168 40030613391783 45749272447752 53374151189044 80061226783566 91498544895504 106748302378088 160122453567132 213496604756176 320244907134264 640489814268528
• Sum of all divisors σ(n): 1958552457445376
• Sum of proper divisors (its aliquot sum) s(n): 1318062643176848
• 640489814268528 is an abundant number, because the sum of its proper divisors (1318062643176848) is greater than itself. Its abundance is 677572828908320

Bases of 640489814268528

• Binary: 10010001101000010110100111110111001001101001110000₂
• Hexadecimal: 0x24685A7DC9A70
• Base-36: 6B18YIGI9C

Squares and roots of 640489814268528

• 640489814268528 squared (640489814268528²) is 410227202181733493619691286784
• 640489814268528 cubed (640489814268528³) is 262746344533276369673502790584413280033533952
• The square root of 640489814268528 is 25307900.2342851035
• The cube root of 640489814268528 is 86199.3668461473

Scales and comparisons

• 640,489,814,268,528 seconds is equal to 20,365,594 years, 48 weeks, 2 days, 48 minutes, 48 seconds.
• To count from 1 to 640,489,814,268,528 would take you about fifty million, nine hundred thirteen thousand, nine hundred eighty-seven 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 640489814268528 cubic inches would be around 7183.3 feet tall.

Recreational maths with 640489814268528

• 640489814268528 backwards is 825862418984046
• The number of decimal digits it has is: 15
• The sum of 640489814268528's digits is 75
• More coming soon!