12139417728
12,139,417,728 is an even composite number composed of five prime numbers multiplied together.
12139417728 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of two hundred fifty-six divisors.
Prime factorization of 12139417728:
27 × 33 × 61 × 89 × 647
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 3 × 3 × 3 × 61 × 89 × 647)See below for interesting mathematical facts about the number 12139417728 from the Numbermatics database.
Names of 12139417728
- Cardinal: 12139417728 can be written as Twelve billion, one hundred thirty-nine million, four hundred seventeen thousand, seven hundred twenty-eight.
Scientific notation
- Scientific notation: 1.2139417728 × 1010
Factors of 12139417728
Divisors of 12139417728
- Number of divisors d(n): 256
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Complete list of divisors:
1 2 3 4 6 8 9 12 16 18 24 27 32 36 48 54 61 64 72 89 96 108 122 128 144 178 183 192 216 244 267 288 356 366 384 432 488 534 549 576 647 712 732 801 864 976 1068 1098 1152 1294 1424 1464 1602 1647 1728 1941 1952 2136 2196 2403 2588 2848 2928 3204 3294 3456 3882 3904 4272 4392 4806 5176 5429 5696 5823 5856 6408 6588 7764 7808 8544 8784 9612 10352 10858 11392 11646 11712 12816 13176 15528 16287 17088 17469 17568 19224 20704 21716 23292 23424 25632 26352 31056 32574 34176 34938 35136 38448 39467 41408 43432 46584 48861 51264 52704 57583 62112 65148 69876 70272 76896 78934 82816 86864 93168 97722 102528 105408 115166 118401 124224 130296 139752 146583 153792 157868 172749 173728 186336 195444 210816 230332 236802 248448 260592 279504 293166 307584 315736 345498 347456 355203 372672 390888 460664 473604 518247 521184 559008 586332 631472 690996 694912 710406 745344 781776 921328 947208 1036494 1042368 1065609 1118016 1172664 1262944 1381992 1420812 1554741 1563552 1842656 1894416 2072988 2084736 2131218 2236032 2345328 2525888 2763984 2841624 3109482 3127104 3512563 3685312 3788832 4145976 4262436 4690656 5051776 5527968 5683248 6218964 6254208 7025126 7370624 7577664 8291952 8524872 9381312 10537689 11055936 11366496 12437928 14050252 15155328 16583904 17049744 18762624 21075378 22111872 22732992 24875856 28100504 31613067 33167808 34099488 42150756 45465984 49751712 56201008 63226134 66335616 68198976 84301512 94839201 99503424 112402016 126452268 136397952 168603024 189678402 199006848 224804032 252904536 337206048 379356804 449608064 505809072 674412096 758713608 1011618144 1348824192 1517427216 2023236288 3034854432 4046472576 6069708864 12139417728
- Sum of all divisors σ(n): 36881568000
- Sum of proper divisors (its aliquot sum) s(n): 24742150272
- 12139417728 is an abundant number, because the sum of its proper divisors (24742150272) is greater than itself. Its abundance is 12602732544
Bases of 12139417728
- Binary: 10110100111001000011010000100000002
- Hexadecimal: 0x2D390D080
- Base-36: 5KRHUO0
Squares and roots of 12139417728
- 12139417728 squared (121394177282) is 147365462774880681984
- 12139417728 cubed (121394177283) is 1788930911304310623961299812352
-
The
square root of 12139417728 is 110179.0258080003 -
The
cube root of 12139417728 is 2298.2606716413
Scales and comparisons
How big is 12139417728?- 12,139,417,728 seconds is equal to 385 years, 51 weeks, 5 days, 12 hours, 28 minutes, 48 seconds.
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To count from 1 to 12,139,417,728 would take you about seven hundred seventy-one 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 12139417728 cubic inches would be around 191.5 feet tall.
Recreational maths with 12139417728
- 12139417728 backwards is 82771493121
- The number of decimal digits it has is: 11
- The sum of 12139417728's digits is 45
- More coming soon!
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