17985142656

Names of 17985142656

• Cardinal: 17985142656 can be written as Seventeen billion, nine hundred eighty-five million, one hundred forty-two thousand, six hundred fifty-six.

Scientific notation

• Scientific notation: 1.7985142656 × 10¹⁰

Factors of 17985142656

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 1799

Divisors of 17985142656

• Number of divisors d(n): 384
• Complete list of divisors:
  1 2 3 4 6 8 9 12 13 16 17 18 24 26 32 34 36 39 41 48 51 52 64 68 72 78 82 96 102 104 117 123 128 136 144 153 156 164 192 204 208 221 234 246 272 288 306 312 328 369 384 408 416 442 468 492 533 544 576 612 624 656 663 697 738 816 832 884 936 984 1066 1088 1152 1224 1248 1312 1326 1394 1476 1599 1632 1664 1723 1768 1872 1968 1989 2091 2132 2176 2448 2496 2624 2652 2788 2952 3198 3264 3446 3536 3744 3936 3978 4182 4264 4797 4896 4992 5169 5248 5304 5576 5904 6273 6396 6528 6892 7072 7488 7872 7956 8364 8528 9061 9594 9792 10338 10608 11152 11808 12546 12792 13784 14144 14976 15507 15744 15912 16728 17056 18122 19188 19584 20676 21216 22304 22399 23616 25092 25584 27183 27568 28288 29291 31014 31824 33456 34112 36244 38376 41352 42432 44608 44798 47232 50184 51168 54366 55136 58582 62028 63648 66912 67197 68224 70643 72488 76752 81549 82704 84864 87873 89216 89596 100368 102336 108732 110272 117164 124056 127296 133824 134394 141286 144976 153504 163098 165408 175746 179192 200736 201591 204672 211929 217464 220544 234328 248112 254592 263619 267648 268788 282572 289952 307008 326196 330816 351492 358384 380783 401472 403182 423858 434928 468656 496224 527238 537576 565144 579904 614016 635787 652392 661632 702984 716768 761566 802944 806364 847716 869856 918359 937312 992448 1054476 1075152 1130288 1142349 1159808 1200931 1271574 1304784 1405968 1433536 1523132 1612728 1695432 1739712 1836718 1874624 1984896 2108952 2150304 2260576 2284698 2401862 2543148 2609568 2755077 2811936 2867072 3046264 3225456 3390864 3427047 3479424 3602793 3673436 3749248 4217904 4300608 4521152 4569396 4803724 5086296 5219136 5510154 5623872 6092528 6450912 6781728 6854094 7205586 7346872 8265231 8435808 8601216 9042304 9138792 9607448 10172592 10438272 10808379 11020308 11247744 12185056 12901824 13563456 13708188 14411172 14693744 15612103 16530462 16871616 18277584 19214896 20345184 21616758 22040616 24370112 25803648 27126912 27416376 28822344 29387488 31224206 33060924 33743232 36555168 38429792 40690368 43233516 44081232 46836309 48740224 54832752 57644688 58774976 62448412 66121848 73110336 76859584 81380736 86467032 88162464 93672618 109665504 115289376 117549952 124896824 132243696 140508927 146220672 153719168 172934064 176324928 187345236 219331008 230578752 249793648 264487392 281017854 345868128 352649856 374690472 438662016 461157504 499587296 528974784 562035708 691736256 749380944 999174592 1057949568 1124071416 1383472512 1498761888 1998349184 2248142832 2997523776 4496285664 5995047552 8992571328 17985142656
• Sum of all divisors σ(n): 60488195040
• Sum of proper divisors (its aliquot sum) s(n): 42503052384
• 17985142656 is an abundant number, because the sum of its proper divisors (42503052384) is greater than itself. Its abundance is 24517909728

Bases of 17985142656

• Binary: 10000101111111111110111111110000000₂
• Hexadecimal: 0x42FFF7F80
• Base-36: 89FW0W0

Squares and roots of 17985142656

• 17985142656 squared (17985142656²) is 323465356356670734336
• 17985142656 cubed (17985142656³) is 5817570578348599574253237436416
• The square root of 17985142656 is 134108.6971676333
• The cube root of 17985142656 is 2620.0201354239

Scales and comparisons

• 17,985,142,656 seconds is equal to 571 years, 45 weeks, 2 days, 8 hours, 57 minutes, 36 seconds.
• To count from 1 to 17,985,142,656 would take you about one thousand, one hundred forty-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 17985142656 cubic inches would be around 218.3 feet tall.

Recreational maths with 17985142656

• 17985142656 backwards is 65624158971
• The number of decimal digits it has is: 11
• The sum of 17985142656's digits is 54
• More coming soon!