12990398960
12,990,398,960 is an even composite number composed of seven prime numbers multiplied together.
12990398960 is an even composite number. It is composed of seven distinct prime numbers multiplied together. It has a total of three hundred twenty divisors.
Prime factorization of 12990398960:
24 × 5 × 7 × 11 × 61 × 181 × 191
(2 × 2 × 2 × 2 × 5 × 7 × 11 × 61 × 181 × 191)See below for interesting mathematical facts about the number 12990398960 from the Numbermatics database.
Names of 12990398960
- Cardinal: 12990398960 can be written as Twelve billion, nine hundred ninety million, three hundred ninety-eight thousand, nine hundred sixty.
Scientific notation
- Scientific notation: 1.299039896 × 1010
Factors of 12990398960
Divisors of 12990398960
- Number of divisors d(n): 320
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Complete list of divisors:
1 2 4 5 7 8 10 11 14 16 20 22 28 35 40 44 55 56 61 70 77 80 88 110 112 122 140 154 176 181 191 220 244 280 305 308 362 382 385 427 440 488 560 610 616 671 724 764 770 854 880 905 955 976 1220 1232 1267 1337 1342 1448 1528 1540 1708 1810 1910 1991 2101 2135 2440 2534 2674 2684 2896 3056 3080 3355 3416 3620 3820 3982 4202 4270 4697 4880 5068 5348 5368 6160 6335 6685 6710 6832 7240 7640 7964 8404 8540 9394 9955 10136 10505 10696 10736 11041 11651 12670 13370 13420 13937 14480 14707 15280 15928 16808 17080 18788 19910 20272 21010 21392 22082 23302 23485 25340 26740 26840 27874 29414 31856 33616 34160 34571 37576 39820 42020 44164 46604 46970 50680 53480 53680 55205 55748 58255 58828 69142 69685 73535 75152 77287 79640 81557 84040 88328 93208 93940 101360 106960 110410 111496 116510 117656 121451 128161 138284 139370 147070 154574 159280 163114 168080 172855 176656 186416 187880 220820 222992 233020 235312 241997 242902 256322 276568 278740 294140 309148 326228 345710 375760 380281 386435 407785 441640 466040 483994 485804 512644 553136 557480 588280 607255 618296 640805 652456 691420 760562 772870 815570 850157 883280 897127 932080 967988 971608 1025288 1114960 1176560 1209985 1214510 1236592 1281610 1304912 1382840 1521124 1545740 1631140 1700314 1794254 1901405 1935976 1943216 2050576 2108831 2419970 2429020 2563220 2661967 2765680 3042248 3091480 3262280 3400628 3588508 3802810 3871952 4217662 4250785 4485635 4839940 4858040 5126440 5323934 6084496 6182960 6524560 6801256 7177016 7605620 8435324 8501570 8971270 9679880 9716080 10252880 10544155 10647868 13309835 13602512 14354032 14761817 15211240 16870648 17003140 17942540 19359760 21088310 21295736 23197141 26619670 29523634 30422480 33741296 34006280 35885080 42176620 42591472 46394282 53239340 59047268 68012560 71770160 73809085 84353240 92788564 106478680 115985705 118094536 147618170 162379987 168706480 185577128 212957360 231971410 236189072 295236340 324759974 371154256 463942820 590472680 649519948 811899935 927885640 1180945360 1299039896 1623799870 1855771280 2598079792 3247599740 6495199480 12990398960
- Sum of all divisors σ(n): 38685523968
- Sum of proper divisors (its aliquot sum) s(n): 25695125008
- 12990398960 is an abundant number, because the sum of its proper divisors (25695125008) is greater than itself. Its abundance is 12704726048
Bases of 12990398960
- Binary: 11000001100100100111000001111100002
- Hexadecimal: 0x30649C1F0
- Base-36: 5YU5BZK
Squares and roots of 12990398960
- 12990398960 squared (129903989602) is 168750465139969081600
- 12990398960 cubed (129903989603) is 2192135866853770612048795136000
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The
square root of 12990398960 is 113975.4313876459 -
The
cube root of 12990398960 is 2350.7556923807
Scales and comparisons
How big is 12990398960?- 12,990,398,960 seconds is equal to 413 years, 2 weeks, 5 days, 20 hours, 9 minutes, 20 seconds.
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To count from 1 to 12,990,398,960 would take you about eight hundred twenty-six 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 12990398960 cubic inches would be around 195.9 feet tall.
Recreational maths with 12990398960
- 12990398960 backwards is 06989309921
- 12990398960 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 12990398960's digits is 56
- More coming soon!
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