1385396640
1,385,396,640 is an even composite number composed of five prime numbers multiplied together.
1385396640 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of two hundred sixteen divisors.
Prime factorization of 1385396640:
25 × 32 × 5 × 172 × 3329
(2 × 2 × 2 × 2 × 2 × 3 × 3 × 5 × 17 × 17 × 3329)See below for interesting mathematical facts about the number 1385396640 from the Numbermatics database.
Names of 1385396640
- Cardinal: 1385396640 can be written as One billion, three hundred eighty-five million, three hundred ninety-six thousand, six hundred forty.
Scientific notation
- Scientific notation: 1.38539664 × 109
Factors of 1385396640
Divisors of 1385396640
- Number of divisors d(n): 216
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Complete list of divisors:
1 2 3 4 5 6 8 9 10 12 15 16 17 18 20 24 30 32 34 36 40 45 48 51 60 68 72 80 85 90 96 102 120 136 144 153 160 170 180 204 240 255 272 288 289 306 340 360 408 480 510 544 578 612 680 720 765 816 867 1020 1156 1224 1360 1440 1445 1530 1632 1734 2040 2312 2448 2601 2720 2890 3060 3329 3468 4080 4335 4624 4896 5202 5780 6120 6658 6936 8160 8670 9248 9987 10404 11560 12240 13005 13316 13872 16645 17340 19974 20808 23120 24480 26010 26632 27744 29961 33290 34680 39948 41616 46240 49935 52020 53264 56593 59922 66580 69360 79896 83232 99870 104040 106528 113186 119844 133160 138720 149805 159792 169779 199740 208080 226372 239688 266320 282965 299610 319584 339558 399480 416160 452744 479376 509337 532640 565930 599220 679116 798960 848895 905488 958752 962081 1018674 1131860 1198440 1358232 1597920 1697790 1810976 1924162 2037348 2263720 2396880 2546685 2716464 2886243 3395580 3848324 4074696 4527440 4793760 4810405 5093370 5432928 5772486 6791160 7696648 8149392 8658729 9054880 9620810 10186740 11544972 13582320 14431215 15393296 16298784 17317458 19241620 20373480 23089944 27164640 28862430 30786592 34634916 38483240 40746960 43293645 46179888 57724860 69269832 76966480 81493920 86587290 92359776 115449720 138539664 153932960 173174580 230899440 277079328 346349160 461798880 692698320 1385396640
- Sum of all divisors σ(n): 5023631340
- Sum of proper divisors (its aliquot sum) s(n): 3638234700
- 1385396640 is an abundant number, because the sum of its proper divisors (3638234700) is greater than itself. Its abundance is 2252838060
Bases of 1385396640
- Binary: 10100101001001101111001101000002
- Hexadecimal: 0x529379A0
- Base-36: MWTUW0
Squares and roots of 1385396640
- 1385396640 squared (13853966402) is 1919323850123289600
- 1385396640 cubed (13853966403) is 2659024813032668997586944000
-
The
square root of 1385396640 is 37220.9167001567 -
The
cube root of 1385396640 is 1114.7856680131
Scales and comparisons
How big is 1385396640?- 1,385,396,640 seconds is equal to 44 years, 2 weeks, 4 days, 16 hours, 24 minutes.
-
To count from 1 to 1,385,396,640 would take you about 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 1385396640 cubic inches would be around 92.9 feet tall.
Recreational maths with 1385396640
- 1385396640 backwards is 0466935831
- 1385396640 is a
Harshad number . - The number of decimal digits it has is: 10
- The sum of 1385396640's digits is 45
- More coming soon!
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