389387731968
389,387,731,968 is an even composite number composed of five prime numbers multiplied together.
What does the number 389387731968 look like?
This visualization shows the relationship between its 5 prime factors (large circles) and 264 divisors.
389387731968 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of two hundred sixty-four divisors.
Prime factorization of 389387731968:
210 × 32 × 17 × 211 × 11779
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 3 × 3 × 17 × 211 × 11779)See below for interesting mathematical facts about the number 389387731968 from the Numbermatics database.
Names of 389387731968
- Cardinal: 389387731968 can be written as Three hundred eighty-nine billion, three hundred eighty-seven million, seven hundred thirty-one thousand, nine hundred sixty-eight.
Scientific notation
- Scientific notation: 3.89387731968 × 1011
Factors of 389387731968
Divisors of 389387731968
- Number of divisors d(n): 264
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Complete list of divisors:
1 2 3 4 6 8 9 12 16 17 18 24 32 34 36 48 51 64 68 72 96 102 128 136 144 153 192 204 211 256 272 288 306 384 408 422 512 544 576 612 633 768 816 844 1024 1088 1152 1224 1266 1536 1632 1688 1899 2176 2304 2448 2532 3072 3264 3376 3587 3798 4352 4608 4896 5064 6528 6752 7174 7596 8704 9216 9792 10128 10761 11779 13056 13504 14348 15192 17408 19584 20256 21522 23558 26112 27008 28696 30384 32283 35337 39168 40512 43044 47116 52224 54016 57392 60768 64566 70674 78336 81024 86088 94232 106011 108032 114784 121536 129132 141348 156672 162048 172176 188464 200243 212022 216064 229568 243072 258264 282696 324096 344352 376928 400486 424044 459136 486144 516528 565392 600729 648192 688704 753856 800972 848088 918272 972288 1033056 1130784 1201458 1377408 1507712 1601944 1696176 1802187 1836544 1944576 2066112 2261568 2402916 2485369 2754816 3015424 3203888 3392352 3604374 3673088 4132224 4523136 4805832 4970738 5509632 6030848 6407776 6784704 7208748 7456107 8264448 9046272 9611664 9941476 11019264 12061696 12815552 13569408 14417496 14912214 16528896 18092544 19223328 19882952 22368321 25631104 27138816 28834992 29824428 33057792 36185088 38446656 39765904 42251273 44736642 51262208 54277632 57669984 59648856 76893312 79531808 84502546 89473284 102524416 108555264 115339968 119297712 126753819 153786624 159063616 169005092 178946568 205048832 230679936 238595424 253507638 307573248 318127232 338010184 357893136 380261457 461359872 477190848 507015276 615146496 636254464 676020368 715786272 760522914 922719744 954381696 1014030552 1272508928 1352040736 1431572544 1521045828 1845439488 1908763392 2028061104 2545017856 2704081472 2863145088 3042091656 3817526784 4056122208 5408162944 5726290176 6084183312 7635053568 8112244416 10816325888 11452580352 12168366624 16224488832 21632651776 22905160704 24336733248 32448977664 43265303552 48673466496 64897955328 97346932992 129795910656 194693865984 389387731968
- Sum of all divisors σ(n): 1196230445280
- Sum of proper divisors (its aliquot sum) s(n): 806842713312
- 389387731968 is an abundant number, because the sum of its proper divisors (806842713312) is greater than itself. Its abundance is 417454981344
Bases of 389387731968
- Binary: 1011010101010010101000101000100000000002
- Hexadecimal: 0x5AA9514400
- Base-36: 4YVREGW0
Squares and roots of 389387731968
- 389387731968 squared (3893877319682) is 151622805807183009153024
- 389387731968 cubed (3893877319683) is 59040060467883491457201400008671232
-
The
square root of 389387731968 is 624009.4005445751 -
The
cube root of 389387731968 is 7302.3182226905
Scales and comparisons
How big is 389387731968?- 389,387,731,968 seconds is equal to 12,381 years, 16 weeks, 6 days, 10 hours, 52 minutes, 48 seconds.
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To count from 1 to 389,387,731,968 would take you about twenty-four thousand, seven hundred sixty-two 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 389387731968 cubic inches would be around 608.5 feet tall.
Recreational maths with 389387731968
- 389387731968 backwards is 869137783983
- 389387731968 is a
Harshad number . - The number of decimal digits it has is: 12
- The sum of 389387731968's digits is 72
- More coming soon!
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