7142617872

Names of 7142617872

• Cardinal: 7142617872 can be written as Seven billion, one hundred forty-two million, six hundred seventeen thousand, eight hundred seventy-two.

Scientific notation

• Scientific notation: 7.142617872 × 10⁹

Factors of 7142617872

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 3297

Divisors of 7142617872

• Number of divisors d(n): 240
• Complete list of divisors:
  1 2 3 4 6 8 9 12 13 16 18 24 26 29 36 39 41 48 52 58 72 78 82 87 104 116 117 123 144 156 164 174 208 232 234 246 261 312 328 348 369 377 464 468 492 522 533 624 656 696 738 754 936 984 1044 1066 1131 1189 1392 1476 1508 1599 1872 1968 2088 2132 2262 2378 2952 3016 3198 3209 3393 3567 4176 4264 4524 4756 4797 5904 6032 6396 6418 6786 7134 8528 9048 9512 9594 9627 10701 12792 12836 13572 14268 15457 18096 19024 19188 19254 21402 25584 25672 27144 28536 28881 30914 38376 38508 41717 42804 46371 51344 54288 57072 57762 61828 76752 77016 83434 85608 92742 93061 115524 123656 125151 131569 139113 154032 166868 171216 185484 186122 231048 247312 250302 263138 278226 279183 333736 370968 372244 375453 394707 462096 500604 526276 556452 558366 667472 741936 744488 750906 789414 837549 1001208 1052552 1112904 1116732 1184121 1209793 1488976 1501812 1578828 1675098 1710397 2002416 2105104 2225808 2233464 2368242 2419586 3003624 3157656 3350196 3420794 3629379 3815501 4466928 4736484 4839172 5131191 6007248 6315312 6700392 6841588 7258758 7631002 9472968 9678344 10262382 10888137 11446503 13400784 13683176 14517516 15262004 15393573 18945936 19356688 20524764 21776274 22893006 27366352 29035032 30524008 30787146 34339509 41049528 43552548 45786012 49601513 58070064 61048016 61574292 68679018 82099056 87105096 91572024 99203026 123148584 137358036 148804539 174210192 183144048 198406052 246297168 274716072 297609078 396812104 446413617 549432144 595218156 793624208 892827234 1190436312 1785654468 2380872624 3571308936 7142617872
• Sum of all divisors σ(n): 22819633200
• Sum of proper divisors (its aliquot sum) s(n): 15677015328
• 7142617872 is an abundant number, because the sum of its proper divisors (15677015328) is greater than itself. Its abundance is 8534397456

Bases of 7142617872

• Binary: 110101001101110111011001100010000₂
• Hexadecimal: 0x1A9BBB310
• Base-36: 3A4J380

Squares and roots of 7142617872

• 7142617872 squared (7142617872²) is 51016990065413808384
• 7142617872 cubed (7142617872³) is 364394865016871116839141838848
• The square root of 7142617872 is 84514.0099155163
• The cube root of 7142617872 is 1925.8352812485

Scales and comparisons

• 7,142,617,872 seconds is equal to 227 years, 5 weeks, 6 days, 4 hours, 31 minutes, 12 seconds.
• To count from 1 to 7,142,617,872 would take you about four hundred fifty-four 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 7142617872 cubic inches would be around 160.5 feet tall.

Recreational maths with 7142617872

• 7142617872 backwards is 2787162417
• The number of decimal digits it has is: 10
• The sum of 7142617872's digits is 45
• More coming soon!