12840118920
12,840,118,920 is an even composite number composed of six prime numbers multiplied together.
12840118920 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of three hundred eighty-four divisors.
Prime factorization of 12840118920:
23 × 33 × 5 × 23 × 732 × 97
(2 × 2 × 2 × 3 × 3 × 3 × 5 × 23 × 73 × 73 × 97)See below for interesting mathematical facts about the number 12840118920 from the Numbermatics database.
Names of 12840118920
- Cardinal: 12840118920 can be written as Twelve billion, eight hundred forty million, one hundred eighteen thousand, nine hundred twenty.
Scientific notation
- Scientific notation: 1.284011892 × 1010
Factors of 12840118920
Divisors of 12840118920
- Number of divisors d(n): 384
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Complete list of divisors:
1 2 3 4 5 6 8 9 10 12 15 18 20 23 24 27 30 36 40 45 46 54 60 69 72 73 90 92 97 108 115 120 135 138 146 180 184 194 207 216 219 230 270 276 291 292 345 360 365 388 414 438 460 485 540 552 582 584 621 657 690 730 776 828 873 876 920 970 1035 1080 1095 1164 1242 1314 1380 1455 1460 1656 1679 1746 1752 1940 1971 2070 2190 2231 2328 2484 2619 2628 2760 2910 2920 3105 3285 3358 3492 3880 3942 4140 4365 4380 4462 4968 5037 5238 5256 5329 5820 6210 6570 6693 6716 6984 7081 7884 8280 8395 8730 8760 8924 9855 10074 10476 10658 11155 11640 12420 13095 13140 13386 13432 14162 15111 15768 15987 16790 17460 17848 19710 20079 20148 20952 21243 21316 22310 24840 25185 26190 26280 26645 26772 28324 30222 31974 33465 33580 34920 35405 39420 40158 40296 42486 42632 44620 45333 47961 50370 52380 53290 53544 56648 60237 60444 63729 63948 66930 67160 70810 75555 78840 79935 80316 84972 89240 90666 95922 100395 100740 104760 106215 106580 120474 120888 122567 127458 127896 133860 141620 143883 151110 159870 160632 162863 169944 181332 191187 191844 200790 201480 212430 213160 226665 239805 240948 245134 254916 267720 283240 287766 301185 302220 318645 319740 325726 362664 367701 382374 383688 401580 424860 453330 479610 481896 488589 490268 509832 516913 575532 602370 604440 612835 637290 639480 651452 719415 735402 764748 803160 814315 849720 906660 955935 959220 977178 980536 1033826 1103103 1151064 1204740 1225670 1274580 1302904 1438830 1465767 1470804 1529496 1550739 1628630 1813320 1838505 1911870 1918440 1954356 2067652 2206206 2409480 2442945 2451340 2549160 2584565 2877660 2931534 2941608 3101478 3257260 3309309 3677010 3823740 3908712 4135304 4397301 4412412 4652217 4885890 4902680 5169130 5515515 5755320 5863068 6202956 6514520 6618618 7328835 7354020 7647480 7753695 8794602 8824824 9304434 9771780 10338260 11031030 11726136 11888999 12405912 13237236 13956651 14657670 14708040 15507390 16546545 17589204 18608868 19543560 20676520 21986505 22062060 23261085 23777998 26474472 27913302 29315340 31014780 33093090 35178408 35666997 37217736 43973010 44124120 46522170 47555996 55826604 58630680 59444995 62029560 66186180 69783255 71333994 87946020 93044340 95111992 107000991 111653208 118889990 132372360 139566510 142667988 175892040 178334985 186088680 214001982 237779980 279133020 285335976 321002973 356669970 428003964 475559960 535004955 558266040 642005946 713339940 856007928 1070009910 1284011892 1426679880 1605014865 2140019820 2568023784 3210029730 4280039640 6420059460 12840118920
- Sum of all divisors σ(n): 45748281600
- Sum of proper divisors (its aliquot sum) s(n): 32908162680
- 12840118920 is an abundant number, because the sum of its proper divisors (32908162680) is greater than itself. Its abundance is 20068043760
Bases of 12840118920
- Binary: 10111111010101010010101010100010002
- Hexadecimal: 0x2FD54AA88
- Base-36: 5WCOB60
Squares and roots of 12840118920
- 12840118920 squared (128401189202) is 164868653879741966400
- 12840118920 cubed (128401189203) is 2116933121996206227490644288000
-
The
square root of 12840118920 is 113314.2485303591 -
The
cube root of 12840118920 is 2341.6555673851
Scales and comparisons
How big is 12840118920?- 12,840,118,920 seconds is equal to 408 years, 14 weeks, 2 days, 11 hours, 42 minutes.
-
To count from 1 to 12,840,118,920 would take you about eight hundred sixteen 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 12840118920 cubic inches would be around 195.1 feet tall.
Recreational maths with 12840118920
- 12840118920 backwards is 02981104821
- 12840118920 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 12840118920's digits is 36
- More coming soon!
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