688145043456

Names of 688145043456

• Cardinal: 688145043456 can be written as Six hundred eighty-eight billion, one hundred forty-five million, forty-three thousand, four hundred fifty-six.

Scientific notation

• Scientific notation: 6.88145043456 × 10¹¹

Factors of 688145043456

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 18
• Sum of prime factors: 252

Divisors of 688145043456

• Number of divisors d(n): 468
• Complete list of divisors:
  1 2 3 4 6 8 9 12 13 16 18 24 26 32 36 37 39 48 52 64 72 74 78 96 104 111 117 128 144 148 156 192 197 208 222 234 256 288 296 312 333 384 394 416 444 468 481 512 576 591 592 624 666 768 788 832 888 936 962 1024 1152 1182 1184 1248 1332 1443 1536 1576 1664 1773 1776 1872 1924 2048 2304 2364 2368 2496 2561 2664 2886 3072 3152 3328 3546 3552 3744 3848 4096 4329 4608 4728 4736 4992 5122 5328 5772 6144 6304 6656 7092 7104 7289 7488 7683 7696 8658 9216 9456 9472 9984 10244 10656 11544 12288 12608 13312 14184 14208 14578 14976 15366 15392 17316 18432 18912 18944 19968 20488 21312 21867 23049 23088 25216 26624 28368 28416 29156 29952 30732 30784 34632 36864 37824 37888 38809 39936 40976 42624 43734 46098 46176 50432 53248 56736 56832 58312 59904 61464 61568 65601 69264 75648 75776 77618 79872 81952 85248 87468 92196 92352 94757 100864 113472 113664 116427 116624 119808 122928 123136 131202 138528 151296 151552 155236 159744 163904 170496 174936 184392 184704 189514 201728 226944 227328 232854 233248 239616 245856 246272 262404 277056 284271 302592 310472 327808 340992 349281 349872 368784 369408 379028 403456 453888 454656 465708 466496 479232 491712 492544 504517 524808 554112 568542 605184 620944 655616 681984 698562 699744 737568 738816 758056 806912 852813 907776 931416 932992 983424 985088 1009034 1049616 1108224 1137084 1210368 1241888 1311232 1363968 1397124 1399488 1435933 1475136 1477632 1513551 1516112 1705626 1815552 1862832 1865984 1966848 1970176 2018068 2099232 2216448 2274168 2420736 2483776 2622464 2794248 2798976 2871866 2950272 2955264 3027102 3032224 3411252 3631104 3725664 3731968 3933696 4036136 4198464 4307799 4432896 4540653 4548336 4967552 5244928 5588496 5597952 5743732 5900544 5910528 6054204 6064448 6822504 7262208 7451328 7463936 7867392 8072272 8396928 8615598 8865792 9081306 9096672 9935104 10489856 11176992 11195904 11487464 11801088 12108408 12128896 12923397 13645008 14902656 14927872 15734784 16144544 16793856 17231196 17731584 18162612 18193344 18667129 19870208 22353984 22391808 22974928 23602176 24216816 24257792 25846794 27290016 29805312 29855744 31469568 32289088 33587712 34462392 36325224 36386688 37334258 39740416 44707968 44783616 45949856 47204352 48433632 48515584 51693588 54580032 56001387 59610624 64578176 67175424 68924784 72650448 72773376 74668516 79480832 89415936 89567232 91899712 94408704 96867264 97031168 103387176 109160064 112002774 119221248 129156352 134350848 137849568 145300896 145546752 149337032 158961664 168004161 178831872 183799424 193734528 194062336 206774352 218320128 224005548 238442496 258312704 268701696 275699136 290601792 291093504 298674064 336008322 357663744 367598848 387469056 388124672 413548704 436640256 448011096 476884992 516625408 551398272 581203584 582187008 597348128 672016644 715327488 735197696 774938112 827097408 873280512 896022192 1033250816 1102796544 1162407168 1164374016 1194696256 1344033288 1430654976 1470395392 1549876224 1654194816 1746561024 1792044384 2066501632 2205593088 2324814336 2389392512 2688066576 2940790784 3099752448 3308389632 3493122048 3584088768 4411186176 4649628672 4778785024 5376133152 5881581568 6199504896 6616779264 7168177536 8822372352 9299257344 9557570048 10752266304 13233558528 14336355072 17644744704 18598514688 19115140096 21504532608 26467117056 28672710144 38230280192 43009065216 52934234112 57345420288 76460560384 86018130432 114690840576 172036260864 229381681152 344072521728 688145043456
• Sum of all divisors σ(n): 2209705826692
• Sum of proper divisors (its aliquot sum) s(n): 1521560783236
• 688145043456 is an abundant number, because the sum of its proper divisors (1521560783236) is greater than itself. Its abundance is 833415739780

Bases of 688145043456

• Binary: 1010000000111000101001000001000000000000₂
• Hexadecimal: 0xA038A41000
• Base-36: 8S4NSHS0

Squares and roots of 688145043456

• 688145043456 squared (688145043456²) is 473543600833060128423936
• 688145043456 cubed (688145043456³) is 325866681773576879875750379510562816
• The square root of 688145043456 is 829545.0822324245
• The cube root of 688145043456 is 8828.6302519671

Scales and comparisons

• 688,145,043,456 seconds is equal to 21,880 years, 45 weeks, 6 days, 16 hours, 57 minutes, 36 seconds.
• To count from 1 to 688,145,043,456 would take you about forty-three thousand, seven hundred sixty-one 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 688145043456 cubic inches would be around 735.7 feet tall.

Recreational maths with 688145043456

• 688145043456 backwards is 654340541886
• The number of decimal digits it has is: 12
• The sum of 688145043456's digits is 54
• More coming soon!