20689354752

Names of 20689354752

• Cardinal: 20689354752 can be written as Twenty billion, six hundred eighty-nine million, three hundred fifty-four thousand, seven hundred fifty-two.

Scientific notation

• Scientific notation: 2.0689354752 × 10¹⁰

Factors of 20689354752

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 20
• Sum of prime factors: 88

Divisors of 20689354752

• Number of divisors d(n): 384
• Complete list of divisors:
  1 2 3 4 6 8 11 12 16 19 22 24 32 33 38 44 48 53 57 64 66 76 88 96 106 114 128 132 152 159 176 192 209 212 228 256 264 304 318 352 361 384 418 424 456 512 528 583 608 627 636 704 722 768 836 848 912 1007 1024 1056 1083 1166 1216 1254 1272 1408 1444 1536 1672 1696 1749 1824 2014 2048 2112 2166 2332 2432 2508 2544 2816 2888 3021 3072 3344 3392 3498 3648 3971 4028 4096 4224 4332 4664 4864 5016 5088 5632 5776 6042 6144 6688 6784 6996 7296 7942 8056 8192 8448 8664 9328 9728 10032 10176 11077 11264 11552 11913 12084 12288 13376 13568 13992 14592 15884 16112 16384 16896 17328 18656 19133 19456 20064 20352 22154 22528 23104 23826 24168 24576 26752 27136 27984 29184 31768 32224 32768 33231 33792 34656 37312 38266 38912 40128 40704 44308 45056 46208 47652 48336 49152 53504 54272 55968 57399 58368 63536 64448 66462 67584 69312 74624 76532 77824 80256 81408 88616 90112 92416 95304 96672 98304 107008 108544 111936 114798 116736 127072 128896 132924 135168 138624 149248 153064 155648 160512 162816 177232 180224 184832 190608 193344 210463 214016 217088 223872 229596 233472 254144 257792 265848 270336 277248 298496 306128 311296 321024 325632 354464 360448 369664 381216 386688 420926 428032 434176 447744 459192 466944 508288 515584 531696 540672 554496 596992 612256 622592 631389 642048 651264 708928 739328 762432 773376 841852 856064 868352 895488 918384 933888 1016576 1031168 1063392 1081344 1108992 1193984 1224512 1262778 1284096 1302528 1417856 1478656 1524864 1546752 1683704 1712128 1736704 1790976 1836768 1867776 2033152 2062336 2126784 2217984 2387968 2449024 2525556 2568192 2605056 2835712 2957312 3049728 3093504 3367408 3424256 3581952 3673536 4066304 4124672 4253568 4435968 4775936 4898048 5051112 5136384 5210112 5671424 5914624 6099456 6187008 6734816 6848512 7163904 7347072 8132608 8249344 8507136 8871936 9551872 9796096 10102224 10272768 11342848 11829248 12198912 12374016 13469632 14327808 14694144 16265216 16498688 17014272 17743872 19103744 19592192 20204448 20545536 22685696 24397824 24748032 26939264 28655616 29388288 32530432 32997376 34028544 35487744 39184384 40408896 45371392 48795648 49496064 53878528 57311232 58776576 65060864 68057088 78368768 80817792 90742784 97591296 98992128 107757056 117553152 130121728 136114176 156737536 161635584 181485568 195182592 215514112 235106304 272228352 313475072 323271168 362971136 390365184 431028224 470212608 544456704 626950144 646542336 862056448 940425216 1088913408 1293084672 1724112896 1880850432 2586169344 3448225792 5172338688 6896451584 10344677376 20689354752
• Sum of all divisors σ(n): 64719220320
• Sum of proper divisors (its aliquot sum) s(n): 44029865568
• 20689354752 is an abundant number, because the sum of its proper divisors (44029865568) is greater than itself. Its abundance is 23340510816

Bases of 20689354752

• Binary: 10011010001001011101000000000000000₂
• Hexadecimal: 0x4D12E8000
• Base-36: 9I5WOAO

Squares and roots of 20689354752

• 20689354752 squared (20689354752²) is 428049400054104981504
• 20689354752 cubed (20689354752³) is 8856065889100145956186654507008
• The square root of 20689354752 is 143837.9461477393
• The cube root of 20689354752 is 2745.2526247509

Scales and comparisons

• 20,689,354,752 seconds is equal to 657 years, 44 weeks, 4 days, 2 hours, 59 minutes, 12 seconds.
• To count from 1 to 20,689,354,752 would take you about one thousand, three hundred fifteen 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 20689354752 cubic inches would be around 228.8 feet tall.

Recreational maths with 20689354752

• 20689354752 backwards is 25745398602
• The number of decimal digits it has is: 11
• The sum of 20689354752's digits is 51
• More coming soon!