31428169520
31,428,169,520 is an even composite number composed of six prime numbers multiplied together.
31428169520 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of one hundred sixty divisors.
Prime factorization of 31428169520:
24 × 5 × 11 × 31 × 41 × 28099
(2 × 2 × 2 × 2 × 5 × 11 × 31 × 41 × 28099)See below for interesting mathematical facts about the number 31428169520 from the Numbermatics database.
Names of 31428169520
- Cardinal: 31428169520 can be written as Thirty-one billion, four hundred twenty-eight million, one hundred sixty-nine thousand, five hundred twenty.
Scientific notation
- Scientific notation: 3.142816952 × 1010
Factors of 31428169520
Divisors of 31428169520
- Number of divisors d(n): 160
-
Complete list of divisors:
1 2 4 5 8 10 11 16 20 22 31 40 41 44 55 62 80 82 88 110 124 155 164 176 205 220 248 310 328 341 410 440 451 496 620 656 682 820 880 902 1240 1271 1364 1640 1705 1804 2255 2480 2542 2728 3280 3410 3608 4510 5084 5456 6355 6820 7216 9020 10168 12710 13640 13981 18040 20336 25420 27280 27962 28099 36080 50840 55924 56198 69905 101680 111848 112396 139810 140495 223696 224792 279620 280990 309089 449584 559240 561980 618178 871069 1118480 1123960 1152059 1236356 1545445 1742138 2247920 2304118 2472712 3090890 3484276 4355345 4608236 4945424 5760295 6181780 6968552 8710690 9216472 9581759 11520590 12363560 12672649 13937104 17421380 18432944 19163518 23041180 24727120 25345298 34842760 35713829 38327036 46082360 47908795 50690596 63363245 69685520 71427658 76654072 92164720 95817590 101381192 126726490 142855316 153308144 178569145 191635180 202762384 253452980 285710632 357138290 383270360 392852119 506905960 571421264 714276580 766540720 785704238 1013811920 1428553160 1571408476 1964260595 2857106320 3142816952 3928521190 6285633904 7857042380 15714084760 31428169520
- Sum of all divisors σ(n): 84294604800
- Sum of proper divisors (its aliquot sum) s(n): 52866435280
- 31428169520 is an abundant number, because the sum of its proper divisors (52866435280) is greater than itself. Its abundance is 21438265760
Bases of 31428169520
- Binary: 111010100010100001111001111001100002
- Hexadecimal: 0x75143CF30
- Base-36: EFRIQSW
Squares and roots of 31428169520
- 31428169520 squared (314281695202) is 987729839377857030400
- 31428169520 cubed (314281695203) is 31042540831929662085734993408000
-
The
square root of 31428169520 is 177279.9185469127 -
The
cube root of 31428169520 is 3155.7774049285
Scales and comparisons
How big is 31428169520?- 31,428,169,520 seconds is equal to 999 years, 16 weeks, 3 days, 23 hours, 5 minutes, 20 seconds.
-
To count from 1 to 31,428,169,520 would take you about one thousand, nine hundred ninety-eight 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 31428169520 cubic inches would be around 263 feet tall.
Recreational maths with 31428169520
- 31428169520 backwards is 02596182413
- 31428169520 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 31428169520's digits is 41
- More coming soon!
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