129427995040
129,427,995,040 is an even composite number composed of six prime numbers multiplied together.
129427995040 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of one hundred ninety-two divisors.
Prime factorization of 129427995040:
25 × 5 × 37 × 67 × 151 × 2161
(2 × 2 × 2 × 2 × 2 × 5 × 37 × 67 × 151 × 2161)See below for interesting mathematical facts about the number 129427995040 from the Numbermatics database.
Names of 129427995040
- Cardinal: 129427995040 can be written as One hundred twenty-nine billion, four hundred twenty-seven million, nine hundred ninety-five thousand and forty.
Scientific notation
- Scientific notation: 1.2942799504 × 1011
Factors of 129427995040
Divisors of 129427995040
- Number of divisors d(n): 192
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Complete list of divisors:
1 2 4 5 8 10 16 20 32 37 40 67 74 80 134 148 151 160 185 268 296 302 335 370 536 592 604 670 740 755 1072 1184 1208 1340 1480 1510 2144 2161 2416 2479 2680 2960 3020 4322 4832 4958 5360 5587 5920 6040 8644 9916 10117 10720 10805 11174 12080 12395 17288 19832 20234 21610 22348 24160 24790 27935 34576 39664 40468 43220 44696 49580 50585 55870 69152 79328 79957 80936 86440 89392 99160 101170 111740 144787 159914 161872 172880 178784 198320 202340 223480 289574 319828 323744 326311 345760 374329 396640 399785 404680 446960 579148 639656 652622 723935 748658 799570 809360 893920 1158296 1279312 1305244 1447870 1497316 1599140 1618720 1631555 1871645 2316592 2558624 2610488 2895740 2994632 3198280 3263110 3743290 4633184 5220976 5357119 5791480 5989264 6396560 6526220 7486580 10441952 10714238 11582960 11978528 12073507 12793120 13052440 14973160 21428476 21862837 23165920 24147014 26104880 26785595 29946320 42856952 43725674 48294028 52209760 53571190 59892640 60367535 85713904 87451348 96588056 107142380 109314185 120735070 171427808 174902696 193176112 214284760 218628370 241470140 349805392 386352224 428569520 437256740 482940280 699610784 808924969 857139040 874513480 965880560 1617849938 1749026960 1931761120 3235699876 3498053920 4044624845 6471399752 8089249690 12942799504 16178499380 25885599008 32356998760 64713997520 129427995040
- Sum of all divisors σ(n): 320984149248
- Sum of proper divisors (its aliquot sum) s(n): 191556154208
- 129427995040 is an abundant number, because the sum of its proper divisors (191556154208) is greater than itself. Its abundance is 62128159168
Bases of 129427995040
- Binary: 11110001000101000001001111001101000002
- Hexadecimal: 0x1E228279A0
- Base-36: 1NGI344G
Squares and roots of 129427995040
- 129427995040 squared (1294279950402) is 16751605900074264601600
- 129427995040 cubed (1294279950403) is 2168126765346846654487532376064000
-
The
square root of 129427995040 is 359761.0249040327 -
The
cube root of 129427995040 is 5058.3561950487
Scales and comparisons
How big is 129427995040?- 129,427,995,040 seconds is equal to 4,115 years, 21 weeks, 2 days, 4 hours, 50 minutes, 40 seconds.
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To count from 1 to 129,427,995,040 would take you about eight thousand, two hundred thirty 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 129427995040 cubic inches would be around 421.5 feet tall.
Recreational maths with 129427995040
- 129427995040 backwards is 040599724921
- The number of decimal digits it has is: 12
- The sum of 129427995040's digits is 52
- More coming soon!
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