642100921344

Names of 642100921344

• Cardinal: 642100921344 can be written as Six hundred forty-two billion, one hundred million, nine hundred twenty-one thousand, three hundred forty-four.

Scientific notation

• Scientific notation: 6.42100921344 × 10¹¹

Factors of 642100921344

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 16
• Sum of prime factors: 513

Divisors of 642100921344

• Number of divisors d(n): 297
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 17 18 24 32 34 36 48 51 64 68 72 96 102 128 136 144 153 192 204 256 272 288 289 306 384 408 491 512 544 576 578 612 768 816 867 982 1024 1088 1152 1156 1224 1473 1536 1632 1734 1964 2176 2304 2312 2448 2601 2946 3072 3264 3468 3928 4352 4419 4608 4624 4896 5202 5892 6528 6936 7856 8347 8704 8838 9216 9248 9792 10404 11784 13056 13872 15712 16694 17408 17676 18496 19584 20808 23568 25041 26112 27744 31424 33388 35352 36992 39168 41616 47136 50082 52224 55488 62848 66776 70704 73984 75123 78336 83232 94272 100164 110976 125696 133552 141408 141899 147968 150246 156672 166464 188544 200328 221952 241081 251392 267104 282816 283798 295936 300492 332928 377088 400656 425697 443904 482162 502784 534208 565632 567596 600984 665856 723243 754176 801312 851394 887808 964324 1068416 1131264 1135192 1201968 1277091 1331712 1446486 1508352 1602624 1702788 1928648 2136832 2169729 2262528 2270384 2403936 2554182 2663424 2892972 3205248 3405576 3857296 4098377 4273664 4339458 4525056 4540768 4807872 5108364 5785944 6410496 6811152 7714592 8196754 8547328 8678916 9081536 9615744 10216728 11571888 12295131 12820992 13622304 15429184 16393508 17357832 18163072 19231488 20433456 23143776 24590262 25641984 27244608 30858368 32787016 34715664 36326144 36885393 38462976 40866912 46287552 49180524 54489216 61716736 65574032 69431328 69672409 72652288 73770786 76925952 81733824 92575104 98361048 108978432 123433472 131148064 138862656 139344818 145304576 147541572 163467648 185150208 196722096 209017227 217956864 246866944 262296128 277725312 278689636 295083144 326935296 370300416 393444192 418034454 435913728 524592256 555450624 557379272 590166288 627051681 653870592 740600832 786888384 836068908 1049184512 1110901248 1114758544 1180332576 1254103362 1307741184 1573776768 1672137816 2098369024 2221802496 2229517088 2360665152 2508206724 3147553536 3344275632 4196738048 4459034176 4721330304 5016413448 6295107072 6688551264 8918068352 9442660608 10032826896 12590214144 13377102528 17836136704 18885321216 20065653792 26754205056 35672273408 37770642432 40131307584 53508410112 71344546816 80262615168 107016820224 160525230336 214033640448 321050460672 642100921344
• Sum of all divisors σ(n): 1973549224621
• Sum of proper divisors (its aliquot sum) s(n): 1331448303277
• 642100921344 is an abundant number, because the sum of its proper divisors (1331448303277) is greater than itself. Its abundance is 689347381933

Bases of 642100921344

• Binary: 1001010110000000001100101000010000000000₂
• Hexadecimal: 0x9580328400
• Base-36: 86Z6B5S0

Squares and roots of 642100921344

• 642100921344 squared (642100921344²) is 412293593190813674766336
• 642100921344 cubed (642100921344³) is 264734096052049785364498709515075584
• 642100921344 is a perfect square number. Its square root is 801312
• The cube root of 642100921344 is 8627.1582476839

Scales and comparisons

• 642,100,921,344 seconds is equal to 20,416 years, 42 weeks, 5 days, 15 hours, 2 minutes, 24 seconds.
• To count from 1 to 642,100,921,344 would take you about forty thousand, eight hundred thirty-three 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 642100921344 cubic inches would be around 718.9 feet tall.

Recreational maths with 642100921344

• 642100921344 backwards is 443129001246
• 642100921344 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 642100921344's digits is 36
• More coming soon!