20572145568

Names of 20572145568

• Cardinal: 20572145568 can be written as Twenty billion, five hundred seventy-two million, one hundred forty-five thousand, five hundred sixty-eight.

Scientific notation

• Scientific notation: 2.0572145568 × 10¹⁰

Factors of 20572145568

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 120

Divisors of 20572145568

• Number of divisors d(n): 360
• Complete list of divisors:
  1 2 3 4 6 8 9 12 13 16 18 24 26 32 36 39 41 48 52 61 72 78 82 96 104 117 122 123 144 156 164 169 183 208 234 244 246 288 312 328 338 366 369 416 468 488 492 507 533 549 624 656 676 732 738 793 936 976 984 1014 1066 1098 1248 1312 1352 1464 1476 1521 1586 1599 1872 1952 1968 2028 2132 2196 2197 2379 2501 2704 2928 2952 3042 3172 3198 3744 3936 4056 4264 4392 4394 4758 4797 5002 5408 5856 5904 6084 6344 6396 6591 6929 7137 7503 8112 8528 8784 8788 9516 9594 10004 10309 11808 12168 12688 12792 13182 13858 14274 15006 16224 17056 17568 17576 19032 19188 19773 20008 20618 20787 22509 24336 25376 25584 26364 27716 28548 28561 30012 30927 32513 35152 38064 38376 39546 40016 41236 41574 45018 48672 51168 52728 55432 57096 57122 60024 61854 62361 65026 70304 76128 76752 79092 80032 82472 83148 85683 90036 90077 92781 97539 105456 110864 114192 114244 120048 123708 124722 130052 134017 153504 158184 164944 166296 171366 180072 180154 185562 195078 210912 221728 228384 228488 240096 247416 249444 257049 260104 268034 270231 292617 316368 329888 332592 342732 360144 360308 371124 390156 402051 422669 456976 494832 498888 514098 520208 536068 540462 585234 632736 665184 685464 720288 720616 742248 780312 804102 810693 845338 913952 989664 997776 1028196 1040416 1072136 1080924 1170468 1171001 1206153 1268007 1370928 1441232 1484496 1560624 1608204 1621386 1690676 1742221 1995552 2056392 2144272 2161848 2340936 2342002 2412306 2536014 2741856 2882464 2968992 3121248 3216408 3242772 3381352 3484442 3513003 3804021 4112784 4288544 4323696 4681872 4684004 4824612 5072028 5226663 5494697 6432816 6485544 6762704 6968884 7026006 7608042 8225568 8647392 9363744 9368008 9649224 10144056 10453326 10539009 10989394 12865632 12971088 13525408 13937768 14052012 15216084 15679989 16484091 18736016 19298448 20288112 20906652 21078018 21978788 25942176 27875536 28104024 30432168 31359978 32968182 37472032 38596896 40576224 41813304 42156036 43957576 49452273 55751072 56208048 60864336 62719956 65936364 71431061 83626608 84312072 87915152 98904546 112416096 121728672 125439912 131872728 142862122 167253216 168624144 175830304 197809092 214293183 250879824 263745456 285724244 337248288 395618184 428586366 501759648 527490912 571448488 642879549 791236368 857172732 1142896976 1285759098 1582472736 1714345464 2285793952 2571518196 3428690928 5143036392 6857381856 10286072784 20572145568
• Sum of all divisors σ(n): 65987128116
• Sum of proper divisors (its aliquot sum) s(n): 45414982548
• 20572145568 is an abundant number, because the sum of its proper divisors (45414982548) is greater than itself. Its abundance is 24842836980

Bases of 20572145568

• Binary: 10011001010001100100000011110100000₂
• Hexadecimal: 0x4CA3207A0
• Base-36: 9G84H40

Squares and roots of 20572145568

• 20572145568 squared (20572145568²) is 423213173270982042624
• 20572145568 cubed (20572145568³) is 8706403006825849291174908690432
• The square root of 20572145568 is 143429.9326082251
• The cube root of 20572145568 is 2740.0586756397

Scales and comparisons

• 20,572,145,568 seconds is equal to 654 years, 6 weeks, 5 days, 12 hours, 52 minutes, 48 seconds.
• To count from 1 to 20,572,145,568 would take you about one thousand, three hundred eight 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 20572145568 cubic inches would be around 228.3 feet tall.

Recreational maths with 20572145568

• 20572145568 backwards is 86554127502
• The number of decimal digits it has is: 11
• The sum of 20572145568's digits is 45
• More coming soon!