20464021440

Names of 20464021440

• Cardinal: 20464021440 can be written as Twenty billion, four hundred sixty-four million, twenty-one thousand, four hundred forty.

Scientific notation

• Scientific notation: 2.046402144 × 10¹⁰

Factors of 20464021440

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 20
• Sum of prime factors: 29

Divisors of 20464021440

• Number of divisors d(n): 504
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 16 18 19 20 24 27 30 32 36 38 40 45 48 54 57 60 64 72 76 80 81 90 95 96 108 114 120 135 144 152 160 162 171 180 190 192 216 228 240 243 270 285 288 304 320 324 342 360 361 380 405 432 456 480 486 513 540 570 576 608 648 684 720 722 729 760 810 855 864 912 960 972 1026 1080 1083 1140 1215 1216 1296 1368 1440 1444 1458 1520 1539 1620 1710 1728 1805 1824 1944 2052 2160 2166 2187 2280 2430 2565 2592 2736 2880 2888 2916 3040 3078 3240 3249 3420 3610 3645 3648 3888 4104 4320 4332 4374 4560 4617 4860 5130 5184 5415 5472 5776 5832 6080 6156 6480 6498 6561 6840 7220 7290 7695 7776 8208 8640 8664 8748 9120 9234 9720 9747 10260 10830 10935 10944 11552 11664 12312 12960 12996 13122 13680 13851 14440 14580 15390 15552 16245 16416 17328 17496 18240 18468 19440 19494 19683 20520 21660 21870 23085 23104 23328 24624 25920 25992 26244 27360 27702 28880 29160 29241 30780 32490 32805 32832 34656 34992 36936 38880 38988 39366 41040 41553 43320 43740 46170 46656 48735 49248 51984 52488 54720 55404 57760 58320 58482 59049 61560 64980 65610 69255 69312 69984 73872 77760 77976 78732 82080 83106 86640 87480 87723 92340 97470 98415 98496 103968 104976 110808 115520 116640 116964 118098 123120 124659 129960 131220 138510 139968 146205 147744 155952 157464 164160 166212 173280 174960 175446 177147 184680 194940 196830 207765 207936 209952 221616 233280 233928 236196 246240 249318 259920 262440 263169 277020 292410 295245 295488 311904 314928 332424 346560 349920 350892 354294 369360 373977 389880 393660 415530 419904 438615 443232 467856 472392 492480 498636 519840 524880 526338 554040 584820 590490 623295 623808 629856 664848 699840 701784 708588 738720 747954 779760 787320 789507 831060 877230 885735 886464 935712 944784 997272 1039680 1049760 1052676 1108080 1121931 1169640 1180980 1246590 1259712 1315845 1329696 1403568 1417176 1477440 1495908 1559520 1574640 1579014 1662120 1754460 1771470 1869885 1871424 1889568 1994544 2099520 2105352 2216160 2243862 2339280 2361960 2368521 2493180 2631690 2659392 2807136 2834352 2991816 3119040 3149280 3158028 3324240 3365793 3508920 3542940 3739770 3779136 3947535 3989088 4210704 4432320 4487724 4678560 4723920 4737042 4986360 5263380 5609655 5614272 5668704 5983632 6298560 6316056 6648480 6731586 7017840 7085880 7105563 7479540 7895070 7978176 8421408 8975448 9357120 9447840 9474084 9972720 10526760 11219310 11337408 11842605 11967264 12632112 13296960 13463172 14035680 14171760 14211126 14959080 15790140 16828965 16842816 17950896 18895680 18948168 19945440 21053520 21316689 22438620 23685210 23934528 25264224 26926344 28071360 28343520 28422252 29918160 31580280 33657930 35527815 35901792 37896336 39890880 42107040 42633378 44877240 47370420 50528448 53852688 56687040 56844504 59836320 63160560 63950067 67315860 71055630 71803584 75792672 84214080 85266756 89754480 94740840 106583445 107705376 113689008 119672640 126321120 127900134 134631720 142111260 151585344 170533512 179508960 189481680 213166890 215410752 227378016 252642240 255800268 269263440 284222520 319750335 341067024 359017920 378963360 426333780 454756032 511600536 538526880 568445040 639500670 682134048 757926720 852667560 1023201072 1077053760 1136890080 1279001340 1364268096 1705335120 2046402144 2273780160 2558002680 3410670240 4092804288 5116005360 6821340480 10232010720 20464021440
• Sum of all divisors σ(n): 77144361840
• Sum of proper divisors (its aliquot sum) s(n): 56680340400
• 20464021440 is an abundant number, because the sum of its proper divisors (56680340400) is greater than itself. Its abundance is 36216318960

Bases of 20464021440

• Binary: 10011000011110000000010111111000000₂
• Hexadecimal: 0x4C3C02FC0
• Base-36: 9EFR000

Squares and roots of 20464021440

• 20464021440 squared (20464021440²) is 418776173496779673600
• 20464021440 cubed (20464021440³) is 8569844592999259011506601984000
• The square root of 20464021440 is 143052.5128755171
• The cube root of 20464021440 is 2735.2497943141

Scales and comparisons

• 20,464,021,440 seconds is equal to 650 years, 36 weeks, 2 hours, 24 minutes.
• To count from 1 to 20,464,021,440 would take you about one thousand, three hundred 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 20464021440 cubic inches would be around 227.9 feet tall.

Recreational maths with 20464021440

• 20464021440 backwards is 04412046402
• 20464021440 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 20464021440's digits is 27
• More coming soon!