642066498216

Names of 642066498216

• Cardinal: 642066498216 can be written as Six hundred forty-two billion, sixty-six million, four hundred ninety-eight thousand, two hundred sixteen.

Scientific notation

• Scientific notation: 6.42066498216 × 10¹¹

Factors of 642066498216

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 2410

Divisors of 642066498216

• Number of divisors d(n): 216
• Complete list of divisors:
  1 2 3 4 6 8 9 11 12 13 18 22 24 26 33 36 39 44 52 66 72 78 88 99 104 117 121 132 143 156 198 234 242 264 286 312 363 396 429 468 484 572 726 792 858 936 968 1089 1144 1287 1452 1573 1716 2178 2381 2574 2904 3146 3432 4356 4719 4762 5148 6292 7143 8712 9438 9524 10296 12584 14157 14286 18876 19048 21429 26191 28314 28572 30953 37752 42858 52382 56628 57144 61906 78573 85716 92859 104764 113256 123812 157146 171432 185718 209528 235719 247624 278577 288101 314292 340483 371436 471438 557154 576202 628584 680966 742872 864303 942876 1021449 1114308 1152404 1361932 1728606 1885752 2042898 2228616 2304808 2592909 2723864 3064347 3457212 3745313 4085796 5185818 5669161 6128694 6914424 7490626 8171592 10371636 11235939 11338322 12257388 14981252 17007483 20743272 22471878 22676644 24514776 29962504 33707817 34014966 44943756 45353288 51022449 62360771 67415634 68029932 73699093 89887512 102044898 124721542 134831268 136059864 147398186 187082313 204089796 221097279 249443084 269662536 294796372 374164626 408179592 442194558 498886168 561246939 589592744 663291837 685968481 748329252 810690023 884389116 1122493878 1326583674 1371936962 1496658504 1621380046 1768778232 2057905443 2244987756 2432070069 2653167348 2743873924 3242760092 4115810886 4489975512 4864140138 5306334696 5487747848 6173716329 6485520184 7296210207 8231621772 8917590253 9728280276 12347432658 14592420414 16463243544 17835180506 19456560552 24694865316 26752770759 29184840828 35670361012 49389730632 53505541518 58369681656 71340722024 80258312277 107011083036 160516624554 214022166072 321033249108 642066498216
• Sum of all divisors σ(n): 2059280547870
• Sum of proper divisors (its aliquot sum) s(n): 1417214049654
• 642066498216 is an abundant number, because the sum of its proper divisors (1417214049654) is greater than itself. Its abundance is 775147551438

Bases of 642066498216

• Binary: 1001010101111110001001010100001010101000₂
• Hexadecimal: 0x957E2542A8
• Base-36: 86YLTCQ0

Squares and roots of 642066498216

• 642066498216 squared (642066498216²) is 412249388131356731182656
• 642066498216 cubed (642066498216³) is 264691521029188848215548390194141696
• The square root of 642066498216 is 801290.5204830517
• The cube root of 642066498216 is 8627.0040771741

Scales and comparisons

• 642,066,498,216 seconds is equal to 20,415 years, 37 weeks, 6 days, 5 hours, 3 minutes, 36 seconds.
• To count from 1 to 642,066,498,216 would take you about forty thousand, eight hundred thirty-one 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 642066498216 cubic inches would be around 718.9 feet tall.

Recreational maths with 642066498216

• 642066498216 backwards is 612894660246
• The number of decimal digits it has is: 12
• The sum of 642066498216's digits is 54
• More coming soon!