640432163712

Names of 640432163712

• Cardinal: 640432163712 can be written as Six hundred forty billion, four hundred thirty-two million, one hundred sixty-three thousand, seven hundred twelve.

Scientific notation

• Scientific notation: 6.40432163712 × 10¹¹

Factors of 640432163712

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 373

Divisors of 640432163712

• Number of divisors d(n): 384
• Complete list of divisors:
  1 2 3 4 6 8 11 12 16 22 24 32 33 44 48 64 66 88 89 96 101 128 132 167 176 178 192 202 264 267 303 334 352 356 384 404 501 528 534 606 668 704 712 808 979 1002 1056 1068 1111 1212 1336 1408 1424 1616 1837 1958 2004 2112 2136 2222 2424 2672 2848 2937 3232 3333 3674 3916 4008 4224 4272 4444 4848 5344 5511 5696 5874 6464 6666 7348 7832 8016 8544 8888 8989 9696 10201 10688 11022 11392 11748 12928 13332 14696 14863 15664 16032 16867 17088 17776 17978 19392 20402 21376 22044 23496 26664 26967 29392 29726 30603 31328 32064 33734 34176 35552 35956 38784 40804 44088 44589 46992 50601 53328 53934 58784 59452 61206 62656 64128 67468 71104 71912 81608 88176 89178 93984 98879 101202 106656 107868 112211 117568 118904 122412 125312 134936 142208 143824 163216 163493 176352 178356 185537 187968 197758 202404 213312 215736 224422 235136 237808 244824 269872 287648 296637 326432 326986 336633 352704 356712 371074 375936 395516 404808 426624 431472 448844 475616 489648 490479 539744 556611 575296 593274 652864 653972 673266 705408 713424 742148 791032 809616 862944 897688 907889 951232 979296 980958 1079488 1113222 1150592 1186548 1305728 1307944 1346532 1426848 1484296 1501163 1582064 1619232 1703567 1725888 1795376 1815778 1902464 1958592 1961916 2158976 2226444 2373096 2615888 2693064 2723667 2853696 2968592 3002326 3164128 3238464 3407134 3451776 3590752 3631556 3917184 3923832 4452888 4503489 4746192 5110701 5231776 5386128 5447334 5707392 5937184 6004652 6328256 6476928 6814268 7181504 7263112 7847664 8905776 9006978 9492384 9986779 10221402 10463552 10772256 10894668 11874368 12009304 12656512 13628536 14363008 14526224 15695328 16512793 17811552 18013956 18739237 18984768 19973558 20442804 20927104 21544512 21789336 23748736 24018608 27257072 29052448 29960337 31390656 33025586 35623104 36027912 37478474 37969536 39947116 40885608 43089024 43578672 48037216 49538379 54514144 56217711 58104896 59920674 62781312 66051172 71246208 72055824 74956948 79894232 81771216 87157344 96074432 99076758 109028288 112435422 116209792 119841348 132102344 144111648 149913896 151617463 159788464 163542432 174314688 192148864 198153516 218056576 224870844 239682696 264204688 288223296 299827792 303234926 319576928 327084864 348629376 396307032 449741688 454852389 479365392 528409376 576446592 599655584 606469852 639153856 654169728 792614064 899483376 909704778 958730784 1056818752 1199311168 1212939704 1278307712 1585228128 1667792093 1798966752 1819409556 1917461568 2113637504 2398622336 2425879408 3170456256 3335584186 3597933504 3638819112 3834923136 4851758816 5003376279 6340912512 6671168372 7195867008 7277638224 9703517632 10006752558 13342336744 14555276448 19407035264 20013505116 26684673488 29110552896 40027010232 53369346976 58221105792 80054020464 106738693952 160108040928 213477387904 320216081856 640432163712
• Sum of all divisors σ(n): 1906763846400
• Sum of proper divisors (its aliquot sum) s(n): 1266331682688
• 640432163712 is an abundant number, because the sum of its proper divisors (1266331682688) is greater than itself. Its abundance is 625899518976

Bases of 640432163712

• Binary: 1001010100011100101110110100101110000000₂
• Hexadecimal: 0x951CBB4B80
• Base-36: 867KRW5C

Squares and roots of 640432163712

• 640432163712 squared (640432163712²) is 410153356316833969618944
• 640432163712 cubed (640432163712³) is 262675401439728882172522378064560128
• The square root of 640432163712 is 800270.0567383487
• The cube root of 640432163712 is 8619.6780497143

Scales and comparisons

• 640,432,163,712 seconds is equal to 20,363 years, 39 weeks, 4 days, 7 hours, 15 minutes, 12 seconds.
• To count from 1 to 640,432,163,712 would take you about forty thousand, seven hundred twenty-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 640432163712 cubic inches would be around 718.3 feet tall.

Recreational maths with 640432163712

• 640432163712 backwards is 217361234046
• The number of decimal digits it has is: 12
• The sum of 640432163712's digits is 39
• More coming soon!