31385795168
31,385,795,168 is an even composite number composed of four prime numbers multiplied together.
31385795168 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of two hundred sixteen divisors.
Prime factorization of 31385795168:
25 × 75 × 13 × 672
(2 × 2 × 2 × 2 × 2 × 7 × 7 × 7 × 7 × 7 × 13 × 67 × 67)See below for interesting mathematical facts about the number 31385795168 from the Numbermatics database.
Names of 31385795168
- Cardinal: 31385795168 can be written as Thirty-one billion, three hundred eighty-five million, seven hundred ninety-five thousand, one hundred sixty-eight.
Scientific notation
- Scientific notation: 3.1385795168 × 1010
Factors of 31385795168
Divisors of 31385795168
- Number of divisors d(n): 216
-
Complete list of divisors:
1 2 4 7 8 13 14 16 26 28 32 49 52 56 67 91 98 104 112 134 182 196 208 224 268 343 364 392 416 469 536 637 686 728 784 871 938 1072 1274 1372 1456 1568 1742 1876 2144 2401 2548 2744 2912 3283 3484 3752 4459 4489 4802 5096 5488 6097 6566 6968 7504 8918 8978 9604 10192 10976 12194 13132 13936 15008 16807 17836 17956 19208 20384 22981 24388 26264 27872 31213 31423 33614 35672 35912 38416 42679 45962 48776 52528 58357 62426 62846 67228 71344 71824 76832 85358 91924 97552 105056 116714 124852 125692 134456 142688 143648 160867 170716 183848 195104 218491 219961 233428 249704 251384 268912 298753 321734 341432 367696 408499 436982 439922 466856 499408 502768 537824 597506 643468 682864 735392 816998 873964 879844 933712 998816 1005536 1126069 1195012 1286936 1365728 1539727 1633996 1747928 1759688 1867424 2091271 2252138 2390024 2573872 2859493 3079454 3267992 3495856 3519376 4182542 4504276 4780048 5147744 5718986 6158908 6535984 6991712 7038752 8365084 9008552 9560096 10778089 11437972 12317816 13071968 14638897 16730168 18017104 20016451 21556178 22875944 24635632 29277794 33460336 36034208 40032902 43112356 45751888 49271264 58555588 66920672 75446623 80065804 86224712 91503776 117111176 140115157 150893246 160131608 172449424 234222352 280230314 301786492 320263216 344898848 468444704 560460628 603572984 640526432 980806099 1120921256 1207145968 1961612198 2241842512 2414291936 3923224396 4483685024 7846448792 15692897584 31385795168
- Sum of all divisors σ(n): 78809924592
- Sum of proper divisors (its aliquot sum) s(n): 47424129424
- 31385795168 is an abundant number, because the sum of its proper divisors (47424129424) is greater than itself. Its abundance is 16038334256
Bases of 31385795168
- Binary: 111010011101011110100111010011000002
- Hexadecimal: 0x74EBD3A60
- Base-36: EF2AIJK
Squares and roots of 31385795168
- 31385795168 squared (313857951682) is 985068138327652148224
- 31385795168 cubed (313857951683) is 30917146816074780394513638981632
-
The
square root of 31385795168 is 177160.3656803631 -
The
cube root of 31385795168 is 3154.3584637961
Scales and comparisons
How big is 31385795168?- 31,385,795,168 seconds is equal to 997 years, 50 weeks, 3 days, 12 hours, 26 minutes, 8 seconds.
-
To count from 1 to 31,385,795,168 would take you about one thousand, nine hundred ninety-five 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 31385795168 cubic inches would be around 262.9 feet tall.
Recreational maths with 31385795168
- 31385795168 backwards is 86159758313
- 31385795168 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 31385795168's digits is 56
- More coming soon!
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