20988572072
20,988,572,072 is an even composite number composed of seven prime numbers multiplied together.
20988572072 is an even composite number. It is composed of seven distinct prime numbers multiplied together. It has a total of two hundred fifty-six divisors.
Prime factorization of 20988572072:
23 × 13 × 19 × 31 × 41 × 61 × 137
(2 × 2 × 2 × 13 × 19 × 31 × 41 × 61 × 137)See below for interesting mathematical facts about the number 20988572072 from the Numbermatics database.
Names of 20988572072
- Cardinal: 20988572072 can be written as Twenty billion, nine hundred eighty-eight million, five hundred seventy-two thousand and seventy-two.
Scientific notation
- Scientific notation: 2.0988572072 × 1010
Factors of 20988572072
Divisors of 20988572072
- Number of divisors d(n): 256
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Complete list of divisors:
1 2 4 8 13 19 26 31 38 41 52 61 62 76 82 104 122 124 137 152 164 244 247 248 274 328 403 488 494 533 548 589 779 793 806 988 1066 1096 1159 1178 1271 1558 1586 1612 1781 1891 1976 2132 2318 2356 2501 2542 2603 3116 3172 3224 3562 3782 4247 4264 4636 4712 5002 5084 5206 5617 6232 6344 7124 7564 7657 8357 8494 9272 10004 10127 10168 10412 11234 14248 15067 15128 15314 16523 16714 16988 20008 20254 20824 22468 24149 24583 30134 30628 32513 33046 33428 33839 33976 35929 40508 44936 47519 48298 49166 55211 60268 61256 65026 66092 66856 67678 71858 73021 77531 80693 81016 95038 96596 98332 106723 108641 110422 120536 130052 132184 135356 143716 146042 155062 158783 161386 174127 190076 193192 196664 213446 217282 220844 259067 260104 270712 287432 292084 310124 313937 317566 322772 342637 348254 380152 426892 434564 441688 467077 518134 584168 617747 620248 627874 635132 645544 685274 696508 853784 869128 934154 1007903 1036268 1049009 1235494 1255748 1270264 1370548 1387399 1393016 1473089 1868308 2015806 2064179 2072536 2098018 2263651 2470988 2511496 2741096 2774798 2946178 3308413 3367871 3736616 4031612 4128358 4196036 4454281 4527302 4922273 4941976 5549596 5892356 6510103 6616826 6735742 8063224 8256716 8392072 8908562 9054604 9844546 10621747 11099192 11784712 13020206 13233652 13471484 16513432 17817124 18109208 19150157 19689092 21243494 26040412 26467304 26942968 35634248 38300314 39378184 42486988 43009369 52080824 63989549 76600628 84631339 84973976 86018738 127979098 138082711 153201256 169262678 172037476 201813193 255958196 276165422 338525356 344074952 403626386 511916392 552330844 677050712 807252772 1104661688 1614505544 2623571509 5247143018 10494286036 20988572072
- Sum of all divisors σ(n): 48296908800
- Sum of proper divisors (its aliquot sum) s(n): 27308336728
- 20988572072 is an abundant number, because the sum of its proper divisors (27308336728) is greater than itself. Its abundance is 6319764656
Bases of 20988572072
- Binary: 100111000110000010000110001101010002
- Hexadecimal: 0x4E30431A8
- Base-36: 9N41XUW
Squares and roots of 20988572072
- 20988572072 squared (209885720722) is 440520157621538373184
- 20988572072 cubed (209885720723) is 9245889077408458245086016117248
-
The
square root of 20988572072 is 144874.3319984599 -
The
cube root of 20988572072 is 2758.4236286389
Scales and comparisons
How big is 20988572072?- 20,988,572,072 seconds is equal to 667 years, 19 weeks, 2 days, 6 hours, 54 minutes, 32 seconds.
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To count from 1 to 20,988,572,072 would take you about one thousand, three hundred thirty-four 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 20988572072 cubic inches would be around 229.9 feet tall.
Recreational maths with 20988572072
- 20988572072 backwards is 27027588902
- The number of decimal digits it has is: 11
- The sum of 20988572072's digits is 50
- More coming soon!
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