20859315840

Names of 20859315840

• Cardinal: 20859315840 can be written as Twenty billion, eight hundred fifty-nine million, three hundred fifteen thousand, eight hundred forty.

Scientific notation

• Scientific notation: 2.085931584 × 10¹⁰

Factors of 20859315840

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 194

Divisors of 20859315840

• Number of divisors d(n): 432
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 11 12 15 16 18 20 22 24 30 32 33 36 40 44 45 48 55 60 64 66 72 80 88 90 96 99 110 120 121 128 132 144 160 165 173 176 180 192 198 220 240 242 264 288 320 330 346 352 360 363 384 396 440 480 484 495 519 528 576 605 640 660 692 704 720 726 792 865 880 960 968 990 1038 1056 1089 1152 1210 1320 1384 1408 1440 1452 1557 1584 1730 1760 1815 1903 1920 1936 1980 2076 2112 2178 2420 2595 2640 2768 2880 2904 3114 3168 3460 3520 3630 3806 3872 3960 4152 4224 4356 4840 5190 5280 5445 5536 5709 5760 5808 6228 6336 6920 7040 7260 7612 7744 7785 7920 8304 8712 9515 9680 10380 10560 10890 11072 11418 11616 12456 12672 13840 14520 15224 15488 15570 15840 16608 17127 17424 19030 19360 20760 20933 21120 21780 22144 22836 23232 24912 27680 28545 29040 29929 30448 31140 31680 33216 34254 34848 38060 38720 41520 41866 43560 45672 46464 49824 55360 57090 58080 59858 60896 62280 62799 63360 66432 68508 69696 76120 77440 83040 83732 85635 87120 89787 91344 99648 104665 110720 114180 116160 119716 121792 124560 125598 137016 139392 149645 152240 166080 167464 171270 174240 179574 182688 188397 199296 209330 228360 232320 239432 243584 249120 251196 269361 274032 299290 304480 313995 329219 332160 334928 342540 348480 359148 365376 376794 418660 448935 456720 478864 498240 502392 538722 548064 598580 608960 627990 658438 669856 685080 696960 718296 730752 753588 837320 897870 913440 941985 957728 987657 996480 1004784 1077444 1096128 1197160 1217920 1255980 1316876 1339712 1346805 1370160 1436592 1507176 1646095 1674640 1795740 1826880 1883970 1915456 1975314 2009568 2154888 2192256 2394320 2511960 2633752 2679424 2693610 2740320 2873184 2962971 3014352 3292190 3349280 3591480 3621409 3653760 3767940 3830912 3950628 4019136 4309776 4788640 4938285 5023920 5267504 5387220 5480640 5746368 5925942 6028704 6584380 6698560 7182960 7242818 7535880 7901256 8038272 8619552 9577280 9876570 10047840 10535008 10774440 10864227 10961280 11492736 11851884 12057408 13168760 13397120 14365920 14485636 14814855 15071760 15802512 17239104 18107045 19154560 19753140 20095680 21070016 21548880 21728454 23703768 24114816 26337520 28731840 28971272 29629710 30143520 31605024 32592681 34478208 36214090 39506280 40191360 42140032 43097760 43456908 47407536 52675040 54321135 57463680 57942544 59259420 60287040 63210048 65185362 72428180 79012560 86195520 86913816 94815072 105350080 108642270 115885088 118518840 120574080 126420096 130370724 144856360 158025120 162963405 172391040 173827632 189630144 210700160 217284540 231770176 237037680 260741448 289712720 316050240 325926810 347655264 379260288 434569080 463540352 474075360 521482896 579425440 632100480 651853620 695310528 869138160 948150720 1042965792 1158850880 1303707240 1390621056 1738276320 1896301440 2085931584 2317701760 2607414480 3476552640 4171863168 5214828960 6953105280 10429657920 20859315840
• Sum of all divisors σ(n): 79633573110
• Sum of proper divisors (its aliquot sum) s(n): 58774257270
• 20859315840 is an abundant number, because the sum of its proper divisors (58774257270) is greater than itself. Its abundance is 37914941430

Bases of 20859315840

• Binary: 10011011011010011111110011010000000₂
• Hexadecimal: 0x4DB4FE680
• Base-36: 9KZ3J40

Squares and roots of 20859315840

• 20859315840 squared (20859315840²) is 435111057312874905600
• 20859315840 cubed (20859315840³) is 9076118969965599354320584704000
• The square root of 20859315840 is 144427.5452952103
• The cube root of 20859315840 is 2752.7494634901

Scales and comparisons

• 20,859,315,840 seconds is equal to 663 years, 13 weeks, 4 days, 6 hours, 24 minutes.
• To count from 1 to 20,859,315,840 would take you about one thousand, three hundred twenty-six 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 20859315840 cubic inches would be around 229.4 feet tall.

Recreational maths with 20859315840

• 20859315840 backwards is 04851395802
• 20859315840 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 20859315840's digits is 45
• More coming soon!