31261068864
31,261,068,864 is an even composite number composed of four prime numbers multiplied together.
31261068864 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of one hundred eighty-nine divisors.
Prime factorization of 31261068864:
26 × 32 × 532 × 1392
(2 × 2 × 2 × 2 × 2 × 2 × 3 × 3 × 53 × 53 × 139 × 139)See below for interesting mathematical facts about the number 31261068864 from the Numbermatics database.
Names of 31261068864
- Cardinal: 31261068864 can be written as Thirty-one billion, two hundred sixty-one million, sixty-eight thousand, eight hundred sixty-four.
Scientific notation
- Scientific notation: 3.1261068864 × 1010
Factors of 31261068864
Divisors of 31261068864
- Number of divisors d(n): 189
-
Complete list of divisors:
1 2 3 4 6 8 9 12 16 18 24 32 36 48 53 64 72 96 106 139 144 159 192 212 278 288 318 417 424 477 556 576 636 834 848 954 1112 1251 1272 1668 1696 1908 2224 2502 2544 2809 3336 3392 3816 4448 5004 5088 5618 6672 7367 7632 8427 8896 10008 10176 11236 13344 14734 15264 16854 19321 20016 22101 22472 25281 26688 29468 30528 33708 38642 40032 44202 44944 50562 57963 58936 66303 67416 77284 80064 88404 89888 101124 115926 117872 132606 134832 154568 173889 176808 179776 202248 231852 235744 265212 269664 309136 347778 353616 390451 404496 463704 471488 530424 539328 618272 695556 707232 780902 808992 927408 1024013 1060848 1171353 1236544 1391112 1414464 1561804 1617984 1854816 2048026 2121696 2342706 2782224 3072039 3123608 3514059 3709632 4096052 4243392 4685412 5564448 6144078 6247216 7028118 8192104 9216117 9370824 11128896 12288156 12494432 14056236 16384208 18432234 18741648 24576312 24988864 28112472 32768416 36864468 37483296 49152624 54272689 56224944 65536832 73728936 74966592 98305248 108545378 112449888 147457872 162818067 196610496 217090756 224899776 294915744 325636134 434181512 488454201 589831488 651272268 868363024 976908402 1302544536 1736726048 1953816804 2605089072 3473452096 3907633608 5210178144 7815267216 10420356288 15630534432 31261068864
- Sum of all divisors σ(n): 91988507793
- Sum of proper divisors (its aliquot sum) s(n): 60727438929
- 31261068864 is an abundant number, because the sum of its proper divisors (60727438929) is greater than itself. Its abundance is 29466370065
Bases of 31261068864
- Binary: 111010001110100111000001110010000002
- Hexadecimal: 0x7474E0E40
- Base-36: ED01740
Squares and roots of 31261068864
- 31261068864 squared (312610688642) is 977254426519750250496
- 31261068864 cubed (312610688643) is 30550017925082740436836706156544
-
31261068864 is a
perfect square number . Itssquare root is 176808 -
The
cube root of 31261068864 is 3150.1744713643
Scales and comparisons
How big is 31261068864?- 31,261,068,864 seconds is equal to 994 years, 1 day, 22 hours, 14 minutes, 24 seconds.
-
To count from 1 to 31,261,068,864 would take you about one thousand, nine hundred eighty-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 31261068864 cubic inches would be around 262.5 feet tall.
Recreational maths with 31261068864
- 31261068864 backwards is 46886016213
- The number of decimal digits it has is: 11
- The sum of 31261068864's digits is 45
- More coming soon!
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