385768768
385,768,768 is an even composite number composed of five prime numbers multiplied together.
385768768 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of one hundred sixty-eight divisors.
Prime factorization of 385768768:
26 × 72 × 11 × 53 × 211
(2 × 2 × 2 × 2 × 2 × 2 × 7 × 7 × 11 × 53 × 211)See below for interesting mathematical facts about the number 385768768 from the Numbermatics database.
Names of 385768768
- Cardinal: 385768768 can be written as Three hundred eighty-five million, seven hundred sixty-eight thousand, seven hundred sixty-eight.
Scientific notation
- Scientific notation: 3.85768768 × 108
Factors of 385768768
Divisors of 385768768
- Number of divisors d(n): 168
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Complete list of divisors:
1 2 4 7 8 11 14 16 22 28 32 44 49 53 56 64 77 88 98 106 112 154 176 196 211 212 224 308 352 371 392 422 424 448 539 583 616 704 742 784 844 848 1078 1166 1232 1477 1484 1568 1688 1696 2156 2321 2332 2464 2597 2954 2968 3136 3376 3392 4081 4312 4642 4664 4928 5194 5908 5936 6752 8162 8624 9284 9328 10339 10388 11183 11816 11872 13504 16247 16324 17248 18568 18656 20678 20776 22366 23632 23744 28567 32494 32648 34496 37136 37312 41356 41552 44732 47264 57134 64988 65296 74272 78281 82712 83104 89464 94528 113729 114268 123013 129976 130592 148544 156562 165424 166208 178928 227458 228536 246026 259952 261184 313124 330848 357856 454916 457072 492052 519904 547967 626248 661696 715712 861091 909832 914144 984104 1039808 1095934 1252496 1722182 1819664 1828288 1968208 2191868 2504992 3444364 3639328 3936416 4383736 5009984 6027637 6888728 7278656 7872832 8767472 12055274 13777456 17534944 24110548 27554912 35069888 48221096 55109824 96442192 192884384 385768768
- Sum of all divisors σ(n): 994464864
- Sum of proper divisors (its aliquot sum) s(n): 608696096
- 385768768 is an abundant number, because the sum of its proper divisors (608696096) is greater than itself. Its abundance is 222927328
Bases of 385768768
- Binary: 101101111111001011101010000002
- Hexadecimal: 0x16FE5D40
- Base-36: 6DOD34
Squares and roots of 385768768
- 385768768 squared (3857687682) is 148817542364237824
- 385768768 cubed (3857687683) is 57409159974639832623480832
-
The
square root of 385768768 is 19640.9971233641 -
The
cube root of 385768768 is 727.9625227255
Scales and comparisons
How big is 385768768?- 385,768,768 seconds is equal to 12 years, 13 weeks, 5 days, 21 hours, 59 minutes, 28 seconds.
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To count from 1 to 385,768,768 would take you about eighteen 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 385768768 cubic inches would be around 60.7 feet tall.
Recreational maths with 385768768
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