20294628640

Names of 20294628640

• Cardinal: 20294628640 can be written as Twenty billion, two hundred ninety-four million, six hundred twenty-eight thousand, six hundred forty.

Scientific notation

• Scientific notation: 2.029462864 × 10¹⁰

Factors of 20294628640

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 133

Divisors of 20294628640

• Number of divisors d(n): 432
• Complete list of divisors:
  1 2 4 5 8 10 11 13 16 20 22 26 31 32 40 44 52 55 62 65 71 80 88 104 110 124 130 142 143 155 160 169 176 208 220 248 260 284 286 310 338 341 352 355 403 416 440 496 520 568 572 620 676 682 710 715 781 806 845 880 923 961 992 1040 1136 1144 1240 1352 1364 1420 1430 1562 1612 1690 1705 1760 1846 1859 1922 2015 2080 2201 2272 2288 2480 2704 2728 2840 2860 3124 3224 3380 3410 3692 3718 3844 3905 4030 4402 4433 4576 4615 4805 4960 5239 5408 5456 5680 5720 6248 6448 6760 6820 7384 7436 7688 7810 8060 8804 8866 9230 9295 9610 10153 10478 10571 10912 11005 11360 11440 11999 12493 12496 12896 13520 13640 14768 14872 15376 15620 16120 17608 17732 18460 18590 19220 20306 20956 21142 22010 22165 22880 23998 24211 24986 24992 26195 27040 27280 28613 29536 29744 30752 31240 32240 35216 35464 36920 37180 38440 40612 41912 42284 44020 44330 47996 48422 49972 50765 52390 52855 54560 57226 57629 59488 59995 62465 62480 64480 68231 70432 70928 73840 74360 76880 81224 83824 84568 88040 88660 95992 96844 99944 101530 104780 105710 114452 115258 119990 121055 124930 124960 131989 136462 137423 141856 143065 147680 148720 153760 162409 162448 167648 169136 176080 177320 191984 193688 199888 203060 209560 211420 228904 230516 239980 242110 249860 263978 272924 274846 286130 288145 297440 314743 324818 324896 338272 341155 352160 354640 371969 383968 387376 399776 406120 419120 422840 457808 461032 479960 484220 499720 527956 545848 549692 572260 576290 629486 649636 659945 682310 687115 709280 743938 750541 774752 812045 812240 838240 845680 887003 915616 922064 959920 968440 999440 1055912 1091696 1099384 1144520 1152580 1258972 1299272 1319890 1364620 1374230 1487876 1501082 1573715 1624090 1624480 1691360 1774006 1786499 1844128 1859845 1919840 1936880 1998880 2111824 2183392 2198768 2289040 2305160 2517944 2598544 2639780 2729240 2748460 2975752 3002164 3147430 3248180 3548012 3572998 3719690 3752705 3873760 4091659 4223648 4397536 4435015 4578080 4610320 5035888 5197088 5279560 5458480 5496920 5951504 6004328 6294860 6496360 7096024 7145996 7439380 7505410 8183318 8870030 8932495 9220640 9757033 10071776 10559120 10916960 10993840 11531039 11903008 12008656 12589720 12992720 14192048 14291992 14878760 15010820 16366636 17740060 17864990 19514066 20458295 21118240 21987680 23062078 24017312 25179440 25985440 28384096 28583984 29757520 30021640 32733272 35480120 35729980 39028132 40916590 46124156 48785165 50358880 57167968 57655195 59515040 60043280 65466544 70960240 71459960 78056264 81833180 92248312 97570330 115310390 120086560 126841429 130933088 141920480 142919920 156112528 163666360 184496624 195140660 230620780 253682858 285839840 312225056 327332720 368993248 390281320 461241560 507365716 634207145 654665440 780562640 922483120 1014731432 1268414290 1561125280 1844966240 2029462864 2536828580 4058925728 5073657160 10147314320 20294628640
• Sum of all divisors σ(n): 59347971648
• Sum of proper divisors (its aliquot sum) s(n): 39053343008
• 20294628640 is an abundant number, because the sum of its proper divisors (39053343008) is greater than itself. Its abundance is 18758714368

Bases of 20294628640

• Binary: 10010111001101001110111010100100000₂
• Hexadecimal: 0x4B9A77520
• Base-36: 9BMWBOG

Squares and roots of 20294628640

• 20294628640 squared (20294628640²) is 411871951635508249600
• 20294628640 cubed (20294628640³) is 8358788305674680563288428544000
• The square root of 20294628640 is 142459.2174624023
• The cube root of 20294628640 is 2727.6817810633

Scales and comparisons

• 20,294,628,640 seconds is equal to 645 years, 15 weeks, 6 days, 12 hours, 50 minutes, 40 seconds.
• To count from 1 to 20,294,628,640 would take you about one thousand, two hundred ninety 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 20294628640 cubic inches would be around 227.3 feet tall.

Recreational maths with 20294628640

• 20294628640 backwards is 04682649202
• The number of decimal digits it has is: 11
• The sum of 20294628640's digits is 43
• More coming soon!