20742492160
20,742,492,160 is an even composite number composed of four prime numbers multiplied together.
20742492160 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of two hundred eight divisors.
Prime factorization of 20742492160:
212 × 5 × 133 × 461
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 5 × 13 × 13 × 13 × 461)See below for interesting mathematical facts about the number 20742492160 from the Numbermatics database.
Names of 20742492160
- Cardinal: 20742492160 can be written as Twenty billion, seven hundred forty-two million, four hundred ninety-two thousand, one hundred sixty.
Scientific notation
- Scientific notation: 2.074249216 × 1010
Factors of 20742492160
Divisors of 20742492160
- Number of divisors d(n): 208
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Complete list of divisors:
1 2 4 5 8 10 13 16 20 26 32 40 52 64 65 80 104 128 130 160 169 208 256 260 320 338 416 461 512 520 640 676 832 845 922 1024 1040 1280 1352 1664 1690 1844 2048 2080 2197 2305 2560 2704 3328 3380 3688 4096 4160 4394 4610 5120 5408 5993 6656 6760 7376 8320 8788 9220 10240 10816 10985 11986 13312 13520 14752 16640 17576 18440 20480 21632 21970 23972 26624 27040 29504 29965 33280 35152 36880 43264 43940 47944 53248 54080 59008 59930 66560 70304 73760 77909 86528 87880 95888 108160 118016 119860 133120 140608 147520 155818 173056 175760 191776 216320 236032 239720 266240 281216 295040 311636 346112 351520 383552 389545 432640 472064 479440 562432 590080 623272 692224 703040 767104 779090 865280 944128 958880 1012817 1124864 1180160 1246544 1406080 1534208 1558180 1730560 1888256 1917760 2025634 2249728 2360320 2493088 2812160 3068416 3116360 3461120 3835520 4051268 4499456 4720640 4986176 5064085 5624320 6136832 6232720 7671040 8102536 8998912 9441280 9972352 10128170 11248640 12273664 12465440 15342080 16205072 19944704 20256340 22497280 24547328 24930880 30684160 32410144 39889408 40512680 44994560 49861760 61368320 64820288 79778816 81025360 99723520 122736640 129640576 159557632 162050720 199447040 259281152 319115264 324101440 398894080 518562304 648202880 797788160 1037124608 1296405760 1595576320 2074249216 2592811520 4148498432 5185623040 10371246080 20742492160
- Sum of all divisors σ(n): 54038975760
- Sum of proper divisors (its aliquot sum) s(n): 33296483600
- 20742492160 is an abundant number, because the sum of its proper divisors (33296483600) is greater than itself. Its abundance is 12553991440
Bases of 20742492160
- Binary: 100110101000101100101010000000000002
- Hexadecimal: 0x4D4595000
- Base-36: 9J1JLDS
Squares and roots of 20742492160
- 20742492160 squared (207424921602) is 430250981007661465600
- 20742492160 cubed (207424921603) is 8924477600383726850142109696000
-
The
square root of 20742492160 is 144022.5404580825 -
The
cube root of 20742492160 is 2747.6008677981
Scales and comparisons
How big is 20742492160?- 20,742,492,160 seconds is equal to 659 years, 28 weeks, 3 days, 3 hours, 22 minutes, 40 seconds.
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To count from 1 to 20,742,492,160 would take you about one thousand, three hundred nineteen 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 20742492160 cubic inches would be around 229 feet tall.
Recreational maths with 20742492160
- 20742492160 backwards is 06129424702
- The number of decimal digits it has is: 11
- The sum of 20742492160's digits is 37
- More coming soon!
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