166842009900
166,842,009,900 is an even composite number composed of five prime numbers multiplied together.
166842009900 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of one hundred eighty divisors.
Prime factorization of 166842009900:
22 × 34 × 52 × 257 × 80147
(2 × 2 × 3 × 3 × 3 × 3 × 5 × 5 × 257 × 80147)See below for interesting mathematical facts about the number 166842009900 from the Numbermatics database.
Names of 166842009900
- Cardinal: 166842009900 can be written as One hundred sixty-six billion, eight hundred forty-two million, nine thousand, nine hundred.
Scientific notation
- Scientific notation: 1.668420099 × 1011
Factors of 166842009900
Divisors of 166842009900
- Number of divisors d(n): 180
-
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 81 90 100 108 135 150 162 180 225 257 270 300 324 405 450 514 540 675 771 810 900 1028 1285 1350 1542 1620 2025 2313 2570 2700 3084 3855 4050 4626 5140 6425 6939 7710 8100 9252 11565 12850 13878 15420 19275 20817 23130 25700 27756 34695 38550 41634 46260 57825 69390 77100 80147 83268 104085 115650 138780 160294 173475 208170 231300 240441 320588 346950 400735 416340 480882 520425 693900 721323 801470 961764 1040850 1202205 1442646 1602940 2003675 2081700 2163969 2404410 2885292 3606615 4007350 4327938 4808820 6011025 6491907 7213230 8014700 8655876 10819845 12022050 12983814 14426460 18033075 20597779 21639690 24044100 25967628 32459535 36066150 41195558 43279380 54099225 61793337 64919070 72132300 82391116 102988895 108198450 123586674 129838140 162297675 185380011 205977790 216396900 247173348 308966685 324595350 370760022 411955580 514944475 556140033 617933370 649190700 741520044 926900055 1029888950 1112280066 1235866740 1544833425 1668420099 1853800110 2059777900 2224560132 2780700165 3089666850 3336840198 3707600220 4634500275 5561400330 6179333700 6673680396 8342100495 9269000550 11122800660 13903500825 16684200990 18538001100 27807001650 33368401980 41710502475 55614003300 83421004950 166842009900
- Sum of all divisors σ(n): 542947077288
- Sum of proper divisors (its aliquot sum) s(n): 376105067388
- 166842009900 is an abundant number, because the sum of its proper divisors (376105067388) is greater than itself. Its abundance is 209263057488
Bases of 166842009900
- Binary: 100110110110001000111100001001001011002
- Hexadecimal: 0x26D88F092C
- Base-36: 24N9FAR0
Squares and roots of 166842009900
- 166842009900 squared (1668420099002) is 27836256267471698010000
- 166842009900 cubed (1668420099003) is 4644256943756450087354230299000000
-
The
square root of 166842009900 is 408462.9847366833 -
The
cube root of 166842009900 is 5505.1413070959
Scales and comparisons
How big is 166842009900?- 166,842,009,900 seconds is equal to 5,305 years, 3 weeks, 18 hours, 45 minutes.
-
To count from 1 to 166,842,009,900 would take you about ten thousand, six hundred ten 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 166842009900 cubic inches would be around 458.8 feet tall.
Recreational maths with 166842009900
- 166842009900 backwards is 009900248661
- 166842009900 is a
Harshad number . - The number of decimal digits it has is: 12
- The sum of 166842009900's digits is 45
- More coming soon!
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