42100687872

Names of 42100687872

• Cardinal: 42100687872 can be written as Forty-two billion, one hundred million, six hundred eighty-seven thousand, eight hundred seventy-two.

Scientific notation

• Scientific notation: 4.2100687872 × 10¹⁰

Factors of 42100687872

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 5705

Divisors of 42100687872

• Number of divisors d(n): 176
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 18 24 27 32 36 48 54 64 72 96 108 128 144 192 216 256 281 288 384 432 512 562 576 768 843 864 1024 1124 1152 1536 1686 1728 2248 2304 2529 3072 3372 3456 4496 4608 5058 5419 6744 6912 7587 8992 9216 10116 10838 13488 13824 15174 16257 17984 20232 21676 26976 27648 30348 32514 35968 40464 43352 48771 53952 60696 65028 71936 80928 86704 97542 107904 121392 130056 143872 146313 161856 173408 195084 215808 242784 260112 287744 292626 323712 346816 390168 431616 485568 520224 585252 647424 693632 780336 863232 971136 1040448 1170504 1294848 1387264 1522739 1560672 1942272 2080896 2341008 2589696 2774528 3045478 3121344 3884544 4161792 4568217 4682016 5549056 6090956 6242688 7769088 8323584 9136434 9364032 12181912 12485376 13704651 16647168 18272868 18728064 24363824 24970752 27409302 36545736 37456128 41113953 48727648 49941504 54818604 73091472 74912256 82227906 97455296 109637208 146182944 149824512 164455812 194910592 219274416 292365888 328911624 389821184 438548832 584731776 657823248 779642368 877097664 1169463552 1315646496 1559284736 1754195328 2338927104 2631292992 3508390656 4677854208 5262585984 7016781312 10525171968 14033562624 21050343936 42100687872
• Sum of all divisors σ(n): 125148667200
• Sum of proper divisors (its aliquot sum) s(n): 83047979328
• 42100687872 is an abundant number, because the sum of its proper divisors (83047979328) is greater than itself. Its abundance is 40947291456

Bases of 42100687872

• Binary: 100111001101011001011000010000000000₂
• Hexadecimal: 0x9CD658400
• Base-36: JC9NUO0

Squares and roots of 42100687872

• 42100687872 squared (42100687872²) is 1772467919295567888384
• 42100687872 cubed (42100687872³) is 74622118633395989781840918478848
• The square root of 42100687872 is 205184.5215214831
• The cube root of 42100687872 is 3478.8021561109

Scales and comparisons

• 42,100,687,872 seconds is equal to 1,338 years, 34 weeks, 6 days, 11 hours, 31 minutes, 12 seconds.
• To count from 1 to 42,100,687,872 would take you about two thousand, six hundred seventy-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 42100687872 cubic inches would be around 289.9 feet tall.

Recreational maths with 42100687872

• 42100687872 backwards is 27878600124
• The number of decimal digits it has is: 11
• The sum of 42100687872's digits is 45
• More coming soon!