20729134440

Names of 20729134440

• Cardinal: 20729134440 can be written as Twenty billion, seven hundred twenty-nine million, one hundred thirty-four thousand, four hundred forty.

Scientific notation

• Scientific notation: 2.072913444 × 10¹⁰

Factors of 20729134440

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 701

Divisors of 20729134440

• Number of divisors d(n): 576
• Complete list of divisors:
  1 2 3 4 5 6 7 8 9 10 12 14 15 18 20 21 24 27 28 30 35 36 40 42 45 49 54 56 60 63 70 71 72 81 84 90 98 105 108 120 126 135 140 142 147 162 168 180 189 196 210 213 216 243 245 252 270 280 284 294 315 324 355 360 378 392 405 420 426 441 486 490 497 504 540 567 568 588 613 630 639 648 710 735 756 810 840 852 882 945 972 980 994 1065 1080 1134 1176 1215 1226 1260 1278 1323 1420 1470 1491 1512 1620 1701 1704 1764 1839 1890 1917 1944 1960 1988 2130 2205 2268 2430 2452 2485 2520 2556 2646 2835 2840 2940 2982 3065 3195 3240 3402 3479 3528 3678 3780 3834 3969 3976 4260 4291 4410 4473 4536 4860 4904 4970 5112 5292 5517 5670 5751 5880 5964 6130 6390 6615 6804 6958 7356 7455 7560 7668 7938 8505 8520 8582 8820 8946 9195 9585 9720 9940 10437 10584 11034 11340 11502 11907 11928 12260 12780 12873 13230 13419 13608 13916 14712 14910 15336 15876 16551 17010 17164 17253 17395 17640 17892 18390 19170 19845 19880 20874 21455 22068 22365 22680 23004 23814 24520 25560 25746 26460 26838 27585 27832 28755 29820 30037 31311 31752 33102 34020 34328 34506 34790 35784 36780 38340 38619 39690 40257 41748 42910 43523 44136 44730 46008 47628 49653 51492 52185 52920 53676 55170 57510 59535 59640 60074 62622 64365 66204 67095 68040 69012 69580 73560 76680 77238 79380 80514 82755 83496 85820 86265 87046 89460 90111 93933 95256 99306 102984 104370 107352 110340 115020 115857 119070 120148 120771 125244 128730 130569 132408 134190 138024 139160 148959 150185 154476 156555 158760 161028 165510 171640 172530 174092 178920 180222 187866 193095 198612 201285 208740 217615 220680 230040 231714 238140 240296 241542 248265 250488 257460 261138 268380 270333 281799 297918 300370 304661 308952 313110 322056 331020 345060 347571 348184 360444 375732 386190 391707 397224 402570 417480 435230 450555 463428 469665 476280 483084 496530 514920 522276 536760 540666 563598 579285 595836 600740 603855 609322 626220 652845 662040 690120 695142 720888 744795 751464 772380 783414 805140 810999 845397 870460 901110 913983 926856 939330 966168 993060 1042713 1044552 1081332 1127196 1158570 1175121 1191672 1201480 1207710 1218644 1252440 1305690 1351665 1390284 1408995 1489590 1523305 1544760 1566828 1610280 1621998 1690794 1737855 1740920 1802220 1827966 1878660 1958535 1986120 2085426 2132627 2162664 2254392 2317140 2350242 2415420 2432997 2437288 2611380 2703330 2741949 2780568 2817990 2979180 3046610 3133656 3243996 3381588 3475710 3525363 3604440 3655932 3757320 3917070 4054995 4170852 4226985 4265254 4569915 4634280 4700484 4830840 4865994 5213565 5222760 5406660 5483898 5635980 5875605 5958360 6093220 6397881 6487992 6763176 6951420 7050726 7298991 7311864 7834140 8109990 8225847 8341704 8453970 8530508 9139830 9400968 9731988 10427130 10576089 10663135 10813320 10967796 11271960 11751210 12164985 12186440 12795762 13709745 13902840 14101452 14597982 15668280 16219980 16451694 16907940 17061016 17626815 18279660 19193643 19463976 20854260 21152178 21326270 21935592 23502420 24329970 24677541 25591524 27419490 28202904 29195964 31989405 32439960 32903388 33815880 35253630 36494955 36559320 38387286 41129235 41708520 42304356 42652540 47004840 48659940 49355082 51183048 52880445 54838980 57580929 58391928 63978810 65806776 70507260 72989910 74032623 76774572 82258470 84608712 85305080 95968215 97319880 98710164 105760890 109677960 115161858 123387705 127957620 141014520 145979820 148065246 153549144 164516940 172742787 191936430 197420328 211521780 230323716 246775410 255915240 287904645 291959640 296130492 329033880 345485574 370163115 383872860 423043560 460647432 493550820 518228361 575809290 592260984 690971148 740326230 767745720 863713935 987101640 1036456722 1151618580 1381942296 1480652460 1727427870 2072913444 2303237160 2591141805 2961304920 3454855740 4145826888 5182283610 6909711480 10364567220 20729134440
• Sum of all divisors σ(n): 82550482560
• Sum of proper divisors (its aliquot sum) s(n): 61821348120
• 20729134440 is an abundant number, because the sum of its proper divisors (61821348120) is greater than itself. Its abundance is 41092213680

Bases of 20729134440

• Binary: 10011010011100011010111110101101000₂
• Hexadecimal: 0x4D38D7D68
• Base-36: 9ITLAI0

Squares and roots of 20729134440

• 20729134440 squared (20729134440²) is 429697014631594113600
• 20729134440 cubed (20729134440³) is 8907247184764961452327032384000
• The square root of 20729134440 is 143976.1592764579
• The cube root of 20729134440 is 2747.0109424737

Scales and comparisons

• 20,729,134,440 seconds is equal to 659 years, 6 weeks, 2 days, 12 hours, 54 minutes.
• To count from 1 to 20,729,134,440 would take you about one thousand, three hundred eighteen 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 20729134440 cubic inches would be around 228.9 feet tall.

Recreational maths with 20729134440

• 20729134440 backwards is 04443192702
• 20729134440 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 20729134440's digits is 36
• More coming soon!