13505729640
13,505,729,640 is an even composite number composed of seven prime numbers multiplied together.
13505729640 is an even composite number. It is composed of seven distinct prime numbers multiplied together. It has a total of three hundred eighty-four divisors.
Prime factorization of 13505729640:
23 × 3 × 5 × 132 × 37 × 41 × 439
(2 × 2 × 2 × 3 × 5 × 13 × 13 × 37 × 41 × 439)See below for interesting mathematical facts about the number 13505729640 from the Numbermatics database.
Names of 13505729640
- Cardinal: 13505729640 can be written as Thirteen billion, five hundred five million, seven hundred twenty-nine thousand, six hundred forty.
Scientific notation
- Scientific notation: 1.350572964 × 1010
Factors of 13505729640
Divisors of 13505729640
- Number of divisors d(n): 384
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Complete list of divisors:
1 2 3 4 5 6 8 10 12 13 15 20 24 26 30 37 39 40 41 52 60 65 74 78 82 104 111 120 123 130 148 156 164 169 185 195 205 222 246 260 296 312 328 338 370 390 410 439 444 481 492 507 520 533 555 615 676 740 780 820 845 878 888 962 984 1014 1066 1110 1230 1317 1352 1443 1480 1517 1560 1599 1640 1690 1756 1924 2028 2132 2195 2220 2405 2460 2535 2634 2665 2886 3034 3198 3380 3512 3848 4056 4264 4390 4440 4551 4810 4920 5070 5268 5330 5707 5772 6068 6253 6396 6585 6760 6929 7215 7585 7995 8780 9102 9620 10140 10536 10660 11414 11544 12136 12506 12792 13170 13858 14430 15170 15990 16243 17121 17560 17999 18204 18759 19240 19721 20280 20787 21320 22755 22828 25012 26340 27716 28535 28860 30340 31265 31980 32486 34242 34645 35998 36408 37518 39442 41574 45510 45656 48729 50024 52680 53997 55432 57070 57720 59163 60680 62530 63960 64972 68484 69290 71996 74191 75036 78884 81215 83148 85605 89995 91020 93795 97458 98605 103935 107994 114140 118326 125060 129944 136968 138580 143992 148382 150072 157768 162430 166296 171210 179990 182040 187590 194916 197210 207870 211159 215988 222573 228280 233987 236652 243645 250120 256373 269985 277160 295815 296764 324860 342420 359980 370955 375180 389832 394420 415740 422318 431976 445146 467974 473304 487290 512746 539970 591630 593528 633477 649720 665963 684840 701961 719960 741910 750360 769119 788840 831480 844636 890292 935948 974580 1025492 1055795 1079940 1112865 1169935 1183260 1266954 1281865 1331926 1403922 1483820 1538238 1689272 1780584 1871896 1949160 1997889 2050984 2111590 2159880 2225730 2339870 2366520 2533908 2563730 2663852 2745067 2807844 2967640 3041831 3076476 3167385 3329815 3509805 3845595 3995778 4223180 4451460 4679740 5067816 5127460 5327704 5490134 5615688 6083662 6152952 6334770 6659630 7019610 7691190 7991556 8235201 8446360 8657519 8902920 9125493 9359480 9989445 10254920 10980268 12167324 12669540 13319260 13725335 14039220 15209155 15382380 15983112 16470402 17315038 18250986 19978890 21960536 24334648 25339080 25972557 26638520 27450670 28078440 30418310 30764760 32940804 34630076 36501972 39957780 41176005 43287595 45627465 51945114 54901340 60836620 65881608 69260152 73003944 79915560 82352010 86575190 91254930 103890228 109802680 112547747 121673240 129862785 164704020 173150380 182509860 207780456 225095494 259725570 329408040 337643241 346300760 365019720 450190988 519451140 562738735 675286482 900381976 1038902280 1125477470 1350572964 1688216205 2250954940 2701145928 3376432410 4501909880 6752864820 13505729640
- Sum of all divisors σ(n): 46263571200
- Sum of proper divisors (its aliquot sum) s(n): 32757841560
- 13505729640 is an abundant number, because the sum of its proper divisors (32757841560) is greater than itself. Its abundance is 19252111920
Bases of 13505729640
- Binary: 11001001010000000100010100011010002
- Hexadecimal: 0x325011468
- Base-36: 67CYNOO
Squares and roots of 13505729640
- 13505729640 squared (135057296402) is 182404733108774529600
- 13505729640 cubed (135057296403) is 2463509010423465508495777344000
-
The
square root of 13505729640 is 116214.1542153967 -
The
cube root of 13505729640 is 2381.4383909205
Scales and comparisons
How big is 13505729640?- 13,505,729,640 seconds is equal to 429 years, 22 weeks, 6 days, 7 hours, 34 minutes.
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To count from 1 to 13,505,729,640 would take you about eight hundred fifty-eight 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 13505729640 cubic inches would be around 198.5 feet tall.
Recreational maths with 13505729640
- 13505729640 backwards is 04692750531
- The number of decimal digits it has is: 11
- The sum of 13505729640's digits is 42
- More coming soon!
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