61368013890
61,368,013,890 is an even composite number composed of seven prime numbers multiplied together.
61368013890 is an even composite number. It is composed of seven distinct prime numbers multiplied together. It has a total of two hundred eighty-eight divisors.
Prime factorization of 61368013890:
2 × 32 × 5 × 17 × 292 × 37 × 1289
(2 × 3 × 3 × 5 × 17 × 29 × 29 × 37 × 1289)See below for interesting mathematical facts about the number 61368013890 from the Numbermatics database.
Names of 61368013890
- Cardinal: 61368013890 can be written as Sixty-one billion, three hundred sixty-eight million, thirteen thousand, eight hundred ninety.
Scientific notation
- Scientific notation: 6.136801389 × 1010
Factors of 61368013890
Divisors of 61368013890
- Number of divisors d(n): 288
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Complete list of divisors:
1 2 3 5 6 9 10 15 17 18 29 30 34 37 45 51 58 74 85 87 90 102 111 145 153 170 174 185 222 255 261 290 306 333 370 435 493 510 522 555 629 666 765 841 870 986 1073 1110 1258 1289 1305 1479 1530 1665 1682 1887 2146 2465 2523 2578 2610 2958 3145 3219 3330 3774 3867 4205 4437 4930 5046 5365 5661 6290 6438 6445 7395 7569 7734 8410 8874 9435 9657 10730 11322 11601 12615 12890 14297 14790 15138 16095 18241 18870 19314 19335 21913 22185 23202 25230 28305 28594 31117 32190 36482 37381 37845 38670 42891 43826 44370 47693 48285 54723 56610 58005 62234 65739 71485 74762 75690 85782 91205 93351 95386 96570 109446 109565 112143 116010 128673 131478 142970 143079 155585 164169 182410 186702 186905 197217 214455 219130 224286 238465 257346 273615 280053 286158 311170 328338 328695 336429 373810 394434 428910 429237 466755 476930 528989 547230 560106 560715 635477 643365 657390 672858 715395 810781 820845 858474 933510 986085 1057978 1084049 1121430 1270954 1286730 1383097 1400265 1430790 1586967 1621562 1641690 1682145 1906431 1972170 2146185 2168098 2432343 2644945 2766194 2800530 3173934 3177385 3252147 3364290 3812862 4053905 4149291 4292370 4760901 4864686 5289890 5420245 5719293 6354770 6504294 6915485 7297029 7934835 8107810 8298582 9521802 9532155 9756441 10840490 11438586 12161715 12447873 13830970 14594058 15869670 16260735 18428833 19064310 19512882 20746455 23512649 23804505 24323430 24895746 28596465 32521470 36485145 36857666 40109813 41492910 47025298 47609010 48782205 55286499 57192930 62239365 70537947 72970290 80219626 92144165 97564410 110572998 117563245 120329439 124478730 141075894 165859497 184288330 200549065 211613841 235126490 240658878 276432495 331718994 352689735 360988317 401098130 423227682 552864990 601647195 681866821 705379470 721976634 829297485 1058069205 1203294390 1363733642 1658594970 1804941585 2045600463 2116138410 3409334105 3609883170 4091200926 6136801389 6818668210 10228002315 12273602778 20456004630 30684006945 61368013890
- Sum of all divisors σ(n): 179837321040
- Sum of proper divisors (its aliquot sum) s(n): 118469307150
- 61368013890 is an abundant number, because the sum of its proper divisors (118469307150) is greater than itself. Its abundance is 57101293260
Bases of 61368013890
- Binary: 1110010010011101000110010100010000102
- Hexadecimal: 0xE49D19442
- Base-36: S6WXIKI
Squares and roots of 61368013890
- 61368013890 squared (613680138902) is 3766033128803232932100
- 61368013890 cubed (613680138903) is 231113973358596957654018226869000
-
The
square root of 61368013890 is 247725.6827420201 -
The
cube root of 61368013890 is 3944.3976314783
Scales and comparisons
How big is 61368013890?- 61,368,013,890 seconds is equal to 1,951 years, 16 weeks, 1 day, 22 hours, 31 minutes, 30 seconds.
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To count from 1 to 61,368,013,890 would take you about three thousand, nine hundred two 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 61368013890 cubic inches would be around 328.7 feet tall.
Recreational maths with 61368013890
- 61368013890 backwards is 09831086316
- 61368013890 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 61368013890's digits is 45
- More coming soon!
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