664489621392

Names of 664489621392

• Cardinal: 664489621392 can be written as Six hundred sixty-four billion, four hundred eighty-nine million, six hundred twenty-one thousand, three hundred ninety-two.

Scientific notation

• Scientific notation: 6.64489621392 × 10¹¹

Factors of 664489621392

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 1139

Divisors of 664489621392

• Number of divisors d(n): 360
• Complete list of divisors:
  1 2 3 4 6 8 12 16 19 23 24 38 46 48 57 69 71 76 92 114 138 142 152 184 213 228 276 284 304 361 368 426 437 456 529 552 568 722 852 874 912 1021 1058 1083 1104 1136 1311 1349 1444 1587 1633 1704 1748 2042 2116 2166 2622 2698 2888 3063 3174 3266 3408 3496 4047 4084 4232 4332 4899 5244 5396 5776 6126 6348 6532 6992 8094 8168 8303 8464 8664 9798 10051 10488 10792 12252 12696 13064 16188 16336 16606 17328 19399 19596 20102 20976 21584 23483 24504 24909 25392 25631 26128 30153 31027 32376 33212 37559 38798 39192 40204 46966 49008 49818 51262 58197 60306 62054 64752 66424 70449 72491 75118 76893 77596 78384 80408 93081 93932 99636 102524 112677 116394 120612 124108 132848 140898 144982 150236 153786 155192 160816 186162 187864 190969 199272 205048 217473 225354 232788 241224 248216 281796 289964 300472 307572 310384 368581 372324 375728 381938 398544 410096 434946 446177 450708 465576 482448 496432 540109 563592 572907 579928 589513 600944 615144 713621 737162 744648 763876 869892 892354 901416 931152 1080218 1105743 1127184 1145814 1159856 1179026 1230288 1338531 1377329 1427242 1474324 1489296 1527752 1620327 1667293 1739784 1768539 1784708 1802832 2140863 2160436 2211486 2291628 2358052 2677062 2754658 2854484 2948648 3055504 3240654 3334586 3479568 3537078 3569416 4131987 4281726 4320872 4422972 4583256 4716104 5001879 5354124 5509316 5708968 5897296 6481308 6669172 7074156 7138832 8263974 8477363 8563452 8641744 8845944 9166512 9432208 10003758 10262071 10708248 11018632 11417936 12962616 13338344 13558799 14148312 16527948 16954726 17126904 17691888 20007516 20524142 21416496 22037264 25432089 25925232 26169251 26676688 27117598 28296624 30786213 31678567 33055896 33909452 34253808 38347739 40015032 40676397 41048284 50864178 52338502 54235196 61572426 63357134 66111792 67818904 76695478 78507753 80030064 81352794 82096568 95035701 101728356 104677004 108470392 115043217 123144852 126714268 135637808 153390956 157015506 162705588 164193136 190071402 194979349 203456712 209354008 216940784 230086434 246289704 253428536 306781912 314031012 325411176 380142804 389958698 406913424 418708016 460172868 492579408 506857072 584938047 601892773 613563824 628062024 650822352 728607041 760285608 779917396 920345736 1169876094 1203785546 1256124048 1457214082 1520571216 1559834792 1805678319 1840691472 2185821123 2339752188 2407571092 2914428164 3119669584 3611356638 4371642246 4679504376 4815142184 5828856328 7222713276 8743284492 9359008752 9630284368 11657712656 13843533779 14445426552 17486568984 27687067558 28890853104 34973137968 41530601337 55374135116 83061202674 110748270232 166122405348 221496540464 332244810696 664489621392
• Sum of all divisors σ(n): 1922450580288
• Sum of proper divisors (its aliquot sum) s(n): 1257960958896
• 664489621392 is an abundant number, because the sum of its proper divisors (1257960958896) is greater than itself. Its abundance is 593471337504

Bases of 664489621392

• Binary: 1001101010110110101010101111011110010000₂
• Hexadecimal: 0x9AB6AAF790
• Base-36: 8H9FYPAO

Squares and roots of 664489621392

• 664489621392 squared (664489621392²) is 441546456937683504017664
• 664489621392 cubed (664489621392³) is 293403037997500343322221462240268288
• The square root of 664489621392 is 815162.3282463439
• The cube root of 664489621392 is 8726.2851565359

Scales and comparisons

• 664,489,621,392 seconds is equal to 21,128 years, 37 weeks, 1 day, 2 hours, 23 minutes, 12 seconds.
• To count from 1 to 664,489,621,392 would take you about forty-two thousand, two hundred fifty-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 664489621392 cubic inches would be around 727.2 feet tall.

Recreational maths with 664489621392

• 664489621392 backwards is 293126984466
• The number of decimal digits it has is: 12
• The sum of 664489621392's digits is 60
• More coming soon!