216121395456

Names of 216121395456

• Cardinal: 216121395456 can be written as Two hundred sixteen billion, one hundred twenty-one million, three hundred ninety-five thousand, four hundred fifty-six.

Scientific notation

• Scientific notation: 2.16121395456 × 10¹¹

Factors of 216121395456

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 2867

Divisors of 216121395456

• Number of divisors d(n): 270
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 18 24 27 32 36 48 54 61 64 72 81 96 108 122 128 144 162 183 192 216 244 256 288 324 366 384 432 488 549 576 648 732 768 864 976 1098 1152 1296 1464 1647 1728 1952 2196 2304 2592 2801 2928 3294 3456 3721 3904 4392 4941 5184 5602 5856 6588 6912 7442 7808 8403 8784 9882 10368 11163 11204 11712 13176 14884 15616 16806 17568 19764 20736 22326 22408 23424 25209 26352 29768 33489 33612 35136 39528 44652 44816 46848 50418 52704 59536 66978 67224 70272 75627 79056 89304 89632 100467 100836 105408 119072 133956 134448 140544 151254 158112 170861 178608 179264 200934 201672 210816 226881 238144 267912 268896 301401 302508 316224 341722 357216 358528 401868 403344 421632 453762 476288 512583 535824 537792 602802 605016 632448 683444 714432 717056 803736 806688 907524 952576 1025166 1071648 1075584 1205604 1210032 1264896 1366888 1428864 1537749 1607472 1613376 1815048 2050332 2143296 2151168 2411208 2420064 2733776 2857728 3075498 3214944 3226752 3630096 4100664 4286592 4613247 4822416 4840128 5467552 6150996 6429888 6453504 7260192 8201328 8573184 9226494 9644832 9680256 10422521 10935104 12301992 12859776 13839741 14520384 16402656 18452988 19289664 19360512 20845042 21870208 24603984 25719552 27679482 29040768 31267563 32805312 36905976 38579328 41690084 43740416 49207968 55358964 58081536 62535126 65610624 73811952 77158656 83380168 93802689 98415936 110717928 125070252 131221248 147623904 166760336 187605378 196831872 221435856 250140504 281408067 295247808 333520672 375210756 393663744 442871712 500281008 562816134 590495616 667041344 750421512 844224201 885743424 1000562016 1125632268 1180991232 1334082688 1500843024 1688448402 1771486848 2001124032 2251264536 2668165376 3001686048 3376896804 3542973696 4002248064 4502529072 6003372096 6753793608 8004496128 9005058144 12006744192 13507587216 18010116288 24013488384 27015174432 36020232576 54030348864 72040465152 108060697728 216121395456
• Sum of all divisors σ(n): 655406497746
• Sum of proper divisors (its aliquot sum) s(n): 439285102290
• 216121395456 is an abundant number, because the sum of its proper divisors (439285102290) is greater than itself. Its abundance is 223163706834

Bases of 216121395456

• Binary: 11001001010001110101101100100100000000₂
• Hexadecimal: 0x3251D6C900
• Base-36: 2RA93K00

Squares and roots of 216121395456

• 216121395456 squared (216121395456²) is 46708457573848737447936
• 216121395456 cubed (216121395456³) is 10094697030457561309911692466978816
• The square root of 216121395456 is 464888.5839166197
• The cube root of 216121395456 is 6001.1238214911

Scales and comparisons

• 216,121,395,456 seconds is equal to 6,871 years, 51 weeks, 4 days, 57 minutes, 36 seconds.
• To count from 1 to 216,121,395,456 would take you about thirteen thousand, seven 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 216121395456 cubic inches would be around 500.1 feet tall.

Recreational maths with 216121395456

• 216121395456 backwards is 654593121612
• The number of decimal digits it has is: 12
• The sum of 216121395456's digits is 45
• More coming soon!