21148068960
21,148,068,960 is an even composite number composed of six prime numbers multiplied together.
21148068960 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of two hundred eighty-eight divisors.
Prime factorization of 21148068960:
25 × 32 × 5 × 41 × 181 × 1979
(2 × 2 × 2 × 2 × 2 × 3 × 3 × 5 × 41 × 181 × 1979)See below for interesting mathematical facts about the number 21148068960 from the Numbermatics database.
Names of 21148068960
- Cardinal: 21148068960 can be written as Twenty-one billion, one hundred forty-eight million, sixty-eight thousand, nine hundred sixty.
Scientific notation
- Scientific notation: 2.114806896 × 1010
Factors of 21148068960
Divisors of 21148068960
- Number of divisors d(n): 288
-
Complete list of divisors:
1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 30 32 36 40 41 45 48 60 72 80 82 90 96 120 123 144 160 164 180 181 205 240 246 288 328 360 362 369 410 480 492 543 615 656 720 724 738 820 905 984 1086 1230 1312 1440 1448 1476 1629 1640 1810 1845 1968 1979 2172 2460 2715 2896 2952 3258 3280 3620 3690 3936 3958 4344 4920 5430 5792 5904 5937 6516 6560 7240 7380 7421 7916 8145 8688 9840 9895 10860 11808 11874 13032 14480 14760 14842 15832 16290 17376 17811 19680 19790 21720 22263 23748 26064 28960 29520 29684 29685 31664 32580 35622 37105 39580 43440 44526 47496 52128 59040 59368 59370 63328 65160 66789 71244 74210 79160 81139 86880 89052 89055 94992 111315 118736 118740 130320 133578 142488 148420 158320 162278 178104 178110 189984 222630 237472 237480 243417 260640 267156 284976 296840 316640 324556 333945 356208 356220 358199 405695 445260 474960 486834 534312 569952 593680 649112 667890 712416 712440 716398 730251 811390 890520 949920 973668 1068624 1074597 1187360 1217085 1298224 1335780 1424880 1432796 1460502 1622780 1781040 1790995 1947336 2137248 2149194 2434170 2596448 2671560 2849760 2865592 2921004 3223791 3245560 3562080 3581990 3651255 3894672 4298388 4868340 5343120 5372985 5731184 5842008 6447582 6491120 7163980 7302510 7789344 8596776 9736680 10686240 10745970 11462368 11684016 12895164 12982240 14327960 14605020 14686159 16118955 17193552 19473360 21491940 23368032 25790328 28655920 29210040 29372318 32237910 34387104 38946720 42983880 44058477 51580656 57311840 58420080 58744636 64475820 73430795 85967760 88116954 103161312 116840160 117489272 128951640 132175431 146861590 171935520 176233908 220292385 234978544 257903280 264350862 293723180 352467816 440584770 469957088 515806560 528701724 587446360 660877155 704935632 881169540 1057403448 1174892720 1321754310 1409871264 1762339080 2114806896 2349785440 2643508620 3524678160 4229613792 5287017240 7049356320 10574034480 21148068960
- Sum of all divisors σ(n): 74373979680
- Sum of proper divisors (its aliquot sum) s(n): 53225910720
- 21148068960 is an abundant number, because the sum of its proper divisors (53225910720) is greater than itself. Its abundance is 32077841760
Bases of 21148068960
- Binary: 100111011001000010111101100011000002
- Hexadecimal: 0x4EC85EC60
- Base-36: 9PR0IG0
Squares and roots of 21148068960
- 21148068960 squared (211480689602) is 447240820736915481600
- 21148068960 cubed (211480689603) is 9458279718671286622568411136000
-
The
square root of 21148068960 is 145423.7565186651 -
The
cube root of 21148068960 is 2765.3932978577
Scales and comparisons
How big is 21148068960?- 21,148,068,960 seconds is equal to 672 years, 23 weeks, 7 hours, 36 minutes.
-
To count from 1 to 21,148,068,960 would take you about one thousand, three hundred forty-four 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 21148068960 cubic inches would be around 230.4 feet tall.
Recreational maths with 21148068960
- 21148068960 backwards is 06986084112
- 21148068960 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 21148068960's digits is 45
- More coming soon!
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