18216962907968

Names of 18216962907968

• Cardinal: 18216962907968 can be written as Eighteen trillion, two hundred sixteen billion, nine hundred sixty-two million, nine hundred seven thousand, nine hundred sixty-eight.

Scientific notation

• Scientific notation: 1.8216962907968 × 10¹³

Factors of 18216962907968

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 6136

Divisors of 18216962907968

• Number of divisors d(n): 168
• Complete list of divisors:
  1 2 4 8 11 16 19 22 32 37 38 44 64 74 76 88 148 152 176 209 296 304 352 407 418 592 608 703 704 814 836 1184 1216 1406 1628 1672 2368 2812 3256 3344 5624 6067 6512 6688 7733 11248 12134 13024 13376 15466 22496 24268 26048 30932 44992 48536 61864 66737 97072 115273 123728 133474 194144 224479 230546 247456 266948 388288 448958 461092 494912 533896 897916 922184 1067792 1268003 1795832 1844368 2135584 2469269 2536006 3591664 3688736 4265101 4271168 4938538 5072012 7183328 7377472 8530202 9877076 10144024 14366656 17060404 19754152 20288048 34120808 36808489 39508304 40576096 46916111 68241616 73616978 79016608 81152192 93832222 136483232 147233956 158033216 187664444 272966464 294467912 375328888 404893379 588935824 699361291 750657776 809786758 1177871648 1361914093 1398722582 1501315552 1619573516 2355743296 2723828186 2797445164 3002631104 3239147032 5447656372 5594890328 6478294064 7692974201 10895312744 11189780656 12956588128 14981055023 15385948402 21790625488 22379561312 25876367767 25913176256 29962110046 30771896804 43581250976 44759122624 51752735534 59924220092 61543793608 87162501952 103505471068 119848440184 123087587216 207010942136 239696880368 246175174432 284640045437 414021884272 479393760736 492350348864 569280090874 828043768544 958787521472 1138560181748 1656087537088 2277120363496 4554240726992 9108481453984 18216962907968
• Sum of all divisors σ(n): 42640092499680
• Sum of proper divisors (its aliquot sum) s(n): 24423129591712
• 18216962907968 is an abundant number, because the sum of its proper divisors (24423129591712) is greater than itself. Its abundance is 6206166683744

Bases of 18216962907968

• Binary: 100001001000101110111100110100101111101000000₂
• Hexadecimal: 0x1091779A5F40
• Base-36: 6GGR9D83K

Squares and roots of 18216962907968

• 18216962907968 squared (18216962907968²) is 331857737590281930837889024
• 18216962907968 cubed (18216962907968³) is 6045440096404343787733556689441509343232
• The square root of 18216962907968 is 4268133.4219970209
• The cube root of 18216962907968 is 26312.2906636619

Scales and comparisons

• 18,216,962,907,968 seconds is equal to 579,243 years, 3 weeks, 5 days, 2 hours, 26 minutes, 8 seconds.
• To count from 1 to 18,216,962,907,968 would take you about one million, four hundred forty-eight thousand, one hundred 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 18216962907968 cubic inches would be around 2192.7 feet tall.

Recreational maths with 18216962907968

• 18216962907968 backwards is 86970926961281
• 18216962907968 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 18216962907968's digits is 74
• More coming soon!