42157845900
42,157,845,900 is an even composite number composed of five prime numbers multiplied together.
42157845900 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of one hundred forty-four divisors.
Prime factorization of 42157845900:
22 × 33 × 52 × 997 × 15661
(2 × 2 × 3 × 3 × 3 × 5 × 5 × 997 × 15661)See below for interesting mathematical facts about the number 42157845900 from the Numbermatics database.
Names of 42157845900
- Cardinal: 42157845900 can be written as Forty-two billion, one hundred fifty-seven million, eight hundred forty-five thousand, nine hundred.
Scientific notation
- Scientific notation: 4.21578459 × 1010
Factors of 42157845900
Divisors of 42157845900
- Number of divisors d(n): 144
-
Complete list of divisors:
1 2 3 4 5 6 9 10 12 15 18 20 25 27 30 36 45 50 54 60 75 90 100 108 135 150 180 225 270 300 450 540 675 900 997 1350 1994 2700 2991 3988 4985 5982 8973 9970 11964 14955 15661 17946 19940 24925 26919 29910 31322 35892 44865 46983 49850 53838 59820 62644 74775 78305 89730 93966 99700 107676 134595 140949 149550 156610 179460 187932 224325 234915 269190 281898 299100 313220 391525 422847 448650 469830 538380 563796 672975 704745 783050 845694 897300 939660 1174575 1345950 1409490 1566100 1691388 2114235 2349150 2691900 2818980 3523725 4228470 4698300 7047450 8456940 10571175 14094900 15614017 21142350 31228034 42284700 46842051 62456068 78070085 93684102 140526153 156140170 187368204 234210255 281052306 312280340 390350425 421578459 468420510 562104612 702630765 780700850 843156918 936841020 1171051275 1405261530 1561401700 1686313836 2107892295 2342102550 2810523060 3513153825 4215784590 4684205100 7026307650 8431569180 10539461475 14052615300 21078922950 42157845900
- Sum of all divisors σ(n): 135674267680
- Sum of proper divisors (its aliquot sum) s(n): 93516421780
- 42157845900 is an abundant number, because the sum of its proper divisors (93516421780) is greater than itself. Its abundance is 51358575880
Bases of 42157845900
- Binary: 1001110100001100110110101101100011002
- Hexadecimal: 0x9D0CDAD8C
- Base-36: JD7OY30
Squares and roots of 42157845900
- 42157845900 squared (421578459002) is 1777283970928146810000
- 42157845900 cubed (421578459003) is 74926463766928893188556579000000
-
The
square root of 42157845900 is 205323.7587323981 -
The
cube root of 42157845900 is 3480.3757769007
Scales and comparisons
How big is 42157845900?- 42,157,845,900 seconds is equal to 1,340 years, 25 weeks, 3 days, 45 minutes.
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To count from 1 to 42,157,845,900 would take you about two thousand, six hundred eighty 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 42157845900 cubic inches would be around 290 feet tall.
Recreational maths with 42157845900
- 42157845900 backwards is 00954875124
- 42157845900 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 42157845900's digits is 45
- More coming soon!
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