12999912640
12,999,912,640 is an even composite number composed of five prime numbers multiplied together.
12999912640 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of three hundred thirty-six divisors.
Prime factorization of 12999912640:
26 × 5 × 11 × 133 × 412
(2 × 2 × 2 × 2 × 2 × 2 × 5 × 11 × 13 × 13 × 13 × 41 × 41)See below for interesting mathematical facts about the number 12999912640 from the Numbermatics database.
Names of 12999912640
- Cardinal: 12999912640 can be written as Twelve billion, nine hundred ninety-nine million, nine hundred twelve thousand, six hundred forty.
Scientific notation
- Scientific notation: 1.299991264 × 1010
Factors of 12999912640
Divisors of 12999912640
- Number of divisors d(n): 336
-
Complete list of divisors:
1 2 4 5 8 10 11 13 16 20 22 26 32 40 41 44 52 55 64 65 80 82 88 104 110 130 143 160 164 169 176 205 208 220 260 286 320 328 338 352 410 416 440 451 520 533 572 656 676 704 715 820 832 845 880 902 1040 1066 1144 1312 1352 1430 1640 1681 1690 1760 1804 1859 2080 2132 2197 2255 2288 2624 2665 2704 2860 3280 3362 3380 3520 3608 3718 4160 4264 4394 4510 4576 5330 5408 5720 5863 6560 6724 6760 6929 7216 7436 8405 8528 8788 9020 9152 9295 10660 10816 10985 11440 11726 13120 13448 13520 13858 14432 14872 16810 17056 17576 18040 18491 18590 21320 21853 21970 22880 23452 24167 26896 27040 27716 28864 29315 29744 33620 34112 34645 35152 36080 36982 37180 42640 43706 43940 45760 46904 48334 53792 54080 55432 58630 59488 67240 69290 70304 72160 73964 74360 76219 85280 87412 87880 90077 92455 93808 96668 107584 109265 110864 117260 118976 120835 134480 138580 140608 144320 147928 148720 152438 170560 174824 175760 180154 184910 187616 193336 218530 221728 234520 240383 241670 268960 277160 284089 295856 297440 304876 349648 351520 360308 369820 375232 381095 386672 437060 443456 450385 469040 480766 483340 537920 554320 568178 591712 594880 609752 699296 703040 720616 739640 762190 773344 874120 900770 938080 961532 966680 990847 1108640 1136356 1183424 1201915 1219504 1398592 1420445 1441232 1479280 1524380 1546688 1748240 1801540 1876160 1923064 1933360 1981694 2217280 2272712 2403830 2439008 2840890 2882464 2958560 3048760 3124979 3496480 3603080 3693157 3846128 3866720 3963388 4545424 4807660 4878016 4954235 5681780 5764928 5917120 6097520 6249958 6992960 7206160 7386314 7692256 7733440 7926776 9090848 9615320 9908470 11363560 12195040 12499916 14412320 14772628 15384512 15624895 15853552 18181696 18465785 19230640 19816940 22727120 24390080 24999832 28824640 29545256 31249790 31707104 36931570 38461280 39633880 40624727 45454240 49999664 59090512 62499580 63414208 73863140 76922560 79267760 81249454 90908480 99999328 118181024 124999160 147726280 158535520 162498908 199998656 203123635 236362048 249998320 295452560 317071040 324997816 406247270 499996640 590905120 649995632 812494540 999993280 1181810240 1299991264 1624989080 2599982528 3249978160 6499956320 12999912640
- Sum of all divisors σ(n): 37497166560
- Sum of proper divisors (its aliquot sum) s(n): 24497253920
- 12999912640 is an abundant number, because the sum of its proper divisors (24497253920) is greater than itself. Its abundance is 11497341280
Bases of 12999912640
- Binary: 11000001101101101011101100110000002
- Hexadecimal: 0x306DAECC0
- Base-36: 5YZT8SG
Squares and roots of 12999912640
- 12999912640 squared (129999126402) is 168997728647631769600
- 12999912640 cubed (129999126403) is 2196955708777638347688607744000
-
The
square root of 12999912640 is 114017.1594103271 -
The
cube root of 12999912640 is 2351.3294207191
Scales and comparisons
How big is 12999912640?- 12,999,912,640 seconds is equal to 413 years, 18 weeks, 3 days, 22 hours, 50 minutes, 40 seconds.
-
To count from 1 to 12,999,912,640 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 12999912640 cubic inches would be around 195.9 feet tall.
Recreational maths with 12999912640
- 12999912640 backwards is 04621999921
- 12999912640 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 12999912640's digits is 52
- More coming soon!
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