990249136128

Names of 990249136128

• Cardinal: 990249136128 can be written as Nine hundred ninety billion, two hundred forty-nine million, one hundred thirty-six thousand, one hundred twenty-eight.

Scientific notation

• Scientific notation: 9.90249136128 × 10¹¹

Factors of 990249136128

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 17
• Sum of prime factors: 225762

Divisors of 990249136128

• Number of divisors d(n): 312
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 14 16 17 18 21 24 28 32 34 36 42 48 51 56 63 64 68 72 84 96 102 112 119 126 128 136 144 153 168 192 204 224 238 252 256 272 288 306 336 357 384 408 448 476 504 512 544 576 612 672 714 768 816 896 952 1008 1024 1071 1088 1152 1224 1344 1428 1536 1632 1792 1904 2016 2048 2142 2176 2304 2448 2688 2856 3072 3264 3584 3808 4032 4096 4284 4352 4608 4896 5376 5712 6144 6528 7168 7616 8064 8568 8704 9216 9792 10752 11424 12288 13056 14336 15232 16128 17136 17408 18432 19584 21504 22848 26112 28672 30464 32256 34272 34816 36864 39168 43008 45696 52224 60928 64512 68544 69632 78336 86016 91392 104448 121856 129024 137088 156672 182784 208896 225733 243712 258048 274176 313344 365568 451466 487424 548352 626688 677199 731136 902932 1096704 1354398 1462272 1580131 1805864 2031597 2193408 2708796 3160262 3611728 3837461 4063194 4386816 4740393 5417592 6320524 7223456 7674922 8126388 9480786 10835184 11512383 12641048 14221179 14446912 15349844 16252776 18961572 21670368 23024766 25282096 26862227 28442358 28893824 30699688 32505552 34537149 37923144 43340736 46049532 50564192 53724454 56884716 57787648 61399376 65011104 69074298 75846288 80586681 86681472 92099064 101128384 107448908 113769432 115575296 122798752 130022208 138148596 151692576 161173362 173362944 184198128 202256768 214897816 227538864 231150592 241760043 245597504 260044416 276297192 303385152 322346724 346725888 368396256 404513536 429795632 455077728 462301184 483520086 491195008 520088832 552594384 606770304 644693448 693451776 736792512 809027072 859591264 910155456 924602368 967040172 982390016 1040177664 1105188768 1213540608 1289386896 1386903552 1473585024 1618054144 1719182528 1820310912 1934080344 1964780032 2080355328 2210377536 2427081216 2578773792 2773807104 2947170048 3236108288 3438365056 3640621824 3868160688 3929560064 4160710656 4420755072 4854162432 5157547584 5894340096 6472216576 6876730112 7281243648 7736321376 7859120128 8321421312 8841510144 9708324864 10315095168 11788680192 13753460224 14562487296 15472642752 15718240256 17683020288 19416649728 20630190336 23577360384 27506920448 29124974592 30945285504 35366040576 41260380672 47154720768 55013840896 58249949184 61890571008 70732081152 82520761344 110027681792 123781142016 141464162304 165041522688 247562284032 330083045376 495124568064 990249136128
• Sum of all divisors σ(n): 3461304027168
• Sum of proper divisors (its aliquot sum) s(n): 2471054891040
• 990249136128 is an abundant number, because the sum of its proper divisors (2471054891040) is greater than itself. Its abundance is 1480805754912

Bases of 990249136128

• Binary: 1110011010001111011100101011000000000000₂
• Hexadecimal: 0xE68F72B000
• Base-36: CMWWRNK0

Squares and roots of 990249136128

• 990249136128 squared (990249136128²) is 980593351602250274832384
• 990249136128 cubed (990249136128³) is 971031719316988499313618835998769152
• The square root of 990249136128 is 995112.6248460523
• The cube root of 990249136128 is 9967.3909006741

Scales and comparisons

• 990,249,136,128 seconds is equal to 31,486 years, 44 weeks, 4 days, 20 hours, 28 minutes, 48 seconds.
• To count from 1 to 990,249,136,128 would take you about sixty-two thousand, nine hundred seventy-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 990249136128 cubic inches would be around 830.6 feet tall.

Recreational maths with 990249136128

• 990249136128 backwards is 821631942099
• The number of decimal digits it has is: 12
• The sum of 990249136128's digits is 54
• More coming soon!