31139868240
31,139,868,240 is an even composite number composed of seven prime numbers multiplied together.
31139868240 is an even composite number. It is composed of seven distinct prime numbers multiplied together. It has a total of four hundred eighty divisors.
Prime factorization of 31139868240:
24 × 32 × 5 × 13 × 29 × 89 × 1289
(2 × 2 × 2 × 2 × 3 × 3 × 5 × 13 × 29 × 89 × 1289)See below for interesting mathematical facts about the number 31139868240 from the Numbermatics database.
Names of 31139868240
- Cardinal: 31139868240 can be written as Thirty-one billion, one hundred thirty-nine million, eight hundred sixty-eight thousand, two hundred forty.
Scientific notation
- Scientific notation: 3.113986824 × 1010
Factors of 31139868240
Divisors of 31139868240
- Number of divisors d(n): 480
-
Complete list of divisors:
1 2 3 4 5 6 8 9 10 12 13 15 16 18 20 24 26 29 30 36 39 40 45 48 52 58 60 65 72 78 80 87 89 90 104 116 117 120 130 144 145 156 174 178 180 195 208 232 234 240 260 261 267 290 312 348 356 360 377 390 435 445 464 468 520 522 534 580 585 624 696 712 720 754 780 801 870 890 936 1040 1044 1068 1131 1157 1160 1170 1289 1305 1335 1392 1424 1508 1560 1602 1740 1780 1872 1885 2088 2136 2262 2314 2320 2340 2578 2581 2610 2670 3016 3120 3204 3393 3471 3480 3560 3770 3867 4005 4176 4272 4524 4628 4680 5156 5162 5220 5340 5655 5785 6032 6408 6445 6786 6942 6960 7120 7540 7734 7743 8010 9048 9256 9360 10312 10324 10413 10440 10680 11310 11570 11601 12816 12890 12905 13572 13884 15080 15468 15486 16020 16757 16965 17355 18096 18512 19335 20624 20648 20826 20880 21360 22620 23140 23202 23229 25780 25810 27144 27768 30160 30936 30972 32040 33514 33553 33930 34710 37381 38670 38715 41296 41652 45240 46280 46404 46458 50271 51560 51620 52065 54288 55536 58005 61872 61944 64080 67028 67106 67860 69420 74762 77340 77430 83304 83785 90480 92560 92808 92916 100542 100659 103120 103240 104130 112143 114721 116010 116145 123888 134056 134212 135720 138840 149524 150813 154680 154860 166608 167570 167765 185616 185832 186905 201084 201318 206480 208260 224286 229442 232020 232290 251355 268112 268424 271440 277680 299048 301626 301977 309360 309720 335140 335530 336429 344163 371664 373810 402168 402636 416520 448572 458884 464040 464580 485953 502710 503295 536848 560715 573605 598096 603252 603954 619440 670280 671060 672858 688326 747620 754065 804336 805272 833040 897144 917768 928080 929160 971906 1005420 1006590 1032489 1121430 1147210 1206504 1207908 1340560 1342120 1345716 1376652 1457859 1491373 1495240 1508130 1509885 1610544 1682145 1720815 1794288 1835536 1858320 1943812 2010840 2013180 2064978 2242860 2294420 2413008 2415816 2429765 2684240 2691432 2753304 2915718 2982746 2990480 3016260 3019770 3326909 3364290 3441630 3887624 4021680 4026360 4129956 4373577 4474119 4485720 4588840 4831632 4859530 5162445 5382864 5506608 5831436 5965492 6032520 6039540 6653818 6728580 6883260 7289295 7456865 7775248 8052720 8259912 8747154 8948238 8971440 9177680 9719060 9980727 10324890 11662872 11930984 12065040 12079080 13307636 13422357 13457160 13766520 14578590 14913730 16519824 16634545 17494308 17896476 19438120 19961454 20649780 21867885 22370595 23325744 23861968 24158160 26615272 26844714 26914320 27533040 29157180 29827460 29942181 33269090 34988616 35792952 38876240 39922908 41299560 43249817 43735770 44741190 49903635 53230544 53689428 58314360 59654920 59884362 66538180 67111785 69977232 71585904 79845816 82599120 86499634 87471540 89482380 99807270 107378856 116628720 119309840 119768724 129749451 133076360 134223570 149710905 159691632 172999268 174943080 178964760 199614540 214757712 216249085 239537448 259498902 266152720 268447140 299421810 345998536 349886160 357929520 389248353 399229080 432498170 479074896 518997804 536894280 598843620 648747255 691997072 778496706 798458160 864996340 1037995608 1073788560 1197687240 1297494510 1556993412 1729992680 1946241765 2075991216 2395374480 2594989020 3113986824 3459985360 3892483530 5189978040 6227973648 7784967060 10379956080 15569934120 31139868240
- Sum of all divisors σ(n): 117906516000
- Sum of proper divisors (its aliquot sum) s(n): 86766647760
- 31139868240 is an abundant number, because the sum of its proper divisors (86766647760) is greater than itself. Its abundance is 55626779520
Bases of 31139868240
- Binary: 111010000000001010010101110010100002
- Hexadecimal: 0x74014AE50
- Base-36: EAZVG40
Squares and roots of 31139868240
- 31139868240 squared (311398682402) is 969691394004560697600
- 31139868240 cubed (311398682403) is 30196062242763946082346484224000
-
The
square root of 31139868240 is 176464.9207066379 -
The
cube root of 31139868240 is 3146.0980741721
Scales and comparisons
How big is 31139868240?- 31,139,868,240 seconds is equal to 990 years, 7 weeks, 6 days, 3 hours, 24 minutes.
-
To count from 1 to 31,139,868,240 would take you about one thousand, nine hundred eighty 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 31139868240 cubic inches would be around 262.2 feet tall.
Recreational maths with 31139868240
- 31139868240 backwards is 04286893113
- 31139868240 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 31139868240's digits is 45
- More coming soon!
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