31121136640
31,121,136,640 is an even composite number composed of six prime numbers multiplied together.
31121136640 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of three hundred fifty-two divisors.
Prime factorization of 31121136640:
210 × 5 × 11 × 19 × 127 × 229
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 5 × 11 × 19 × 127 × 229)See below for interesting mathematical facts about the number 31121136640 from the Numbermatics database.
Names of 31121136640
- Cardinal: 31121136640 can be written as Thirty-one billion, one hundred twenty-one million, one hundred thirty-six thousand, six hundred forty.
Scientific notation
- Scientific notation: 3.112113664 × 1010
Factors of 31121136640
Divisors of 31121136640
- Number of divisors d(n): 352
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Complete list of divisors:
1 2 4 5 8 10 11 16 19 20 22 32 38 40 44 55 64 76 80 88 95 110 127 128 152 160 176 190 209 220 229 254 256 304 320 352 380 418 440 458 508 512 608 635 640 704 760 836 880 916 1016 1024 1045 1145 1216 1270 1280 1397 1408 1520 1672 1760 1832 2032 2090 2290 2413 2432 2519 2540 2560 2794 2816 3040 3344 3520 3664 4064 4180 4351 4580 4826 4864 5038 5080 5120 5588 5632 6080 6688 6985 7040 7328 8128 8360 8702 9160 9652 9728 10076 10160 11176 11264 12065 12160 12595 13376 13970 14080 14656 16256 16720 17404 18320 19304 19456 20152 20320 21755 22352 24130 24320 25190 26543 26752 27940 28160 29083 29312 32512 33440 34808 36640 38608 40304 40640 43510 44704 47861 48260 48640 50380 53086 53504 55880 56320 58166 58624 65024 66880 69616 73280 77216 80608 81280 87020 89408 95722 96520 97280 100760 106172 107008 111760 116332 117248 130048 132715 133760 139232 145415 146560 154432 161216 162560 174040 178816 191444 193040 201520 212344 214016 223520 232664 234496 239305 265430 267520 278464 290830 293120 308864 319913 322432 325120 348080 357632 382888 386080 403040 424688 447040 465328 478610 530860 535040 552577 556928 581660 586240 617728 639826 644864 650240 696160 715264 765776 772160 806080 849376 894080 930656 957220 1061720 1070080 1105154 1113856 1163320 1172480 1235456 1279652 1289728 1392320 1430528 1531552 1544320 1599565 1612160 1698752 1788160 1861312 1914440 2123440 2210308 2227712 2326640 2470912 2559304 2579456 2762885 2784640 3063104 3088640 3199130 3224320 3397504 3576320 3722624 3828880 4246880 4420616 4455424 4653280 5118608 5525770 5569280 6078347 6126208 6177280 6398260 6448640 6795008 7152640 7445248 7657760 8493760 8841232 9306560 10237216 11051540 11138560 12156694 12252416 12354560 12796520 12897280 13590016 14890496 15315520 16987520 17682464 18613120 20474432 22103080 22277120 24313388 24504832 25593040 27180032 29780992 30391735 30631040 33975040 35364928 37226240 40948864 44206160 48626776 49009664 51186080 60783470 61262080 67950080 70729856 74452480 81897728 88412320 97253552 102372160 121566940 122524160 135900160 141459712 148904960 163795456 176824640 194507104 204744320 243133880 245048320 282919424 327590912 353649280 389014208 409488640 486267760 565838848 707298560 778028416 818977280 972535520 1414597120 1556056832 1637954560 1945071040 2829194240 3112113664 3890142080 6224227328 7780284160 15560568320 31121136640
- Sum of all divisors σ(n): 86779699200
- Sum of proper divisors (its aliquot sum) s(n): 55658562560
- 31121136640 is an abundant number, because the sum of its proper divisors (55658562560) is greater than itself. Its abundance is 24537425920
Bases of 31121136640
- Binary: 111001111101111011011011100000000002
- Hexadecimal: 0x73EF6DC00
- Base-36: EAOPYPS
Squares and roots of 31121136640
- 31121136640 squared (311211366402) is 968525145765550489600
- 31121136640 cubed (311211366403) is 30141603400645614191660498944000
-
The
square root of 31121136640 is 176411.8381515255 -
The
cube root of 31121136640 is 3145.4671223373
Scales and comparisons
How big is 31121136640?- 31,121,136,640 seconds is equal to 989 years, 28 weeks, 6 days, 8 hours, 10 minutes, 40 seconds.
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To count from 1 to 31,121,136,640 would take you about one thousand, nine hundred seventy-nine 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 31121136640 cubic inches would be around 262.1 feet tall.
Recreational maths with 31121136640
- 31121136640 backwards is 04663112113
- The number of decimal digits it has is: 11
- The sum of 31121136640's digits is 28
- More coming soon!
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