31890423040
31,890,423,040 is an even composite number composed of six prime numbers multiplied together.
31890423040 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of four hundred thirty-two divisors.
Prime factorization of 31890423040:
28 × 5 × 72 × 29 × 89 × 197
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 5 × 7 × 7 × 29 × 89 × 197)See below for interesting mathematical facts about the number 31890423040 from the Numbermatics database.
Names of 31890423040
- Cardinal: 31890423040 can be written as Thirty-one billion, eight hundred ninety million, four hundred twenty-three thousand and forty.
Scientific notation
- Scientific notation: 3.189042304 × 1010
Factors of 31890423040
Divisors of 31890423040
- Number of divisors d(n): 432
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Complete list of divisors:
1 2 4 5 7 8 10 14 16 20 28 29 32 35 40 49 56 58 64 70 80 89 98 112 116 128 140 145 160 178 196 197 203 224 232 245 256 280 290 320 356 392 394 406 445 448 464 490 560 580 623 640 712 784 788 812 890 896 928 980 985 1015 1120 1160 1246 1280 1379 1421 1424 1568 1576 1624 1780 1792 1856 1960 1970 2030 2240 2320 2492 2581 2758 2842 2848 3115 3136 3152 3248 3560 3712 3920 3940 4060 4361 4480 4640 4984 5162 5516 5684 5696 5713 6230 6272 6304 6496 6895 7105 7120 7424 7840 7880 8120 8722 8960 9280 9653 9968 10324 11032 11368 11392 11426 12460 12544 12608 12905 12992 13790 14210 14240 15680 15760 16240 17444 17533 18067 18560 19306 19936 20648 21805 22064 22736 22784 22852 24920 25216 25810 25984 27580 28420 28480 28565 31360 31520 32480 34888 35066 36134 37120 38612 39872 39991 41296 43610 44128 45472 45704 48265 49840 50432 51620 51968 55160 56840 56960 57130 62720 63040 64960 69776 70132 72268 77224 79744 79982 82592 87220 87665 88256 90335 90944 91408 96530 99680 103240 110320 113680 113920 114260 122731 126080 126469 129920 139552 140264 144536 154448 159488 159964 165184 174440 175330 176512 180670 181888 182816 193060 199360 199955 206480 220640 227360 228520 245462 252160 252938 259840 279104 279937 280528 289072 308896 319928 330368 348880 350660 353024 361340 363776 365632 386120 398720 399910 412960 441280 454720 457040 490924 505876 508457 558208 559874 561056 578144 613655 617792 632345 639856 660736 697760 701320 722680 731264 772240 797440 799820 825920 859117 882560 909440 914080 981848 1011752 1016914 1116416 1119748 1122112 1156288 1227310 1235584 1264690 1279712 1395520 1399685 1402640 1445360 1462528 1544480 1599640 1651840 1718234 1765120 1818880 1828160 1963696 2023504 2033828 2239496 2244224 2312576 2454620 2471168 2529380 2542285 2559424 2791040 2799370 2805280 2890720 3088960 3199280 3303680 3436468 3559199 3656320 3927392 4047008 4067656 4295585 4478992 4488448 4625152 4909240 5058760 5084570 5118848 5582080 5598740 5610560 5781440 6177920 6398560 6872936 7118398 7312640 7854784 8094016 8135312 8591170 8957984 9818480 10117520 10169140 10237696 11197480 11221120 11562880 12355840 12797120 13745872 14236796 15709568 16188032 16270624 17182340 17795995 17915968 19636960 20235040 20338280 22394960 22442240 23125760 24914393 25594240 27491744 28473592 31419136 32376064 32541248 34364680 35591990 35831936 39273920 40470080 40676560 44789920 49828786 51188480 54983488 56947184 65082496 68729360 71183980 71663872 78547840 80940160 81353120 89579840 99657572 109966976 113894368 124571965 130164992 137458720 142367960 157095680 161880320 162706240 179159680 199315144 219933952 227788736 249143930 274917440 284735920 325412480 358319360 398630288 455577472 498287860 549834880 569471840 650824960 797260576 911154944 996575720 1099669760 1138943680 1594521152 1993151440 2277887360 3189042304 3986302880 4555774720 6378084608 7972605760 15945211520 31890423040
- Sum of all divisors σ(n): 93427765200
- Sum of proper divisors (its aliquot sum) s(n): 61537342160
- 31890423040 is an abundant number, because the sum of its proper divisors (61537342160) is greater than itself. Its abundance is 29646919120
Bases of 31890423040
- Binary: 111011011001101000100111101000000002
- Hexadecimal: 0x76CD13D00
- Base-36: ENEQFWG
Squares and roots of 31890423040
- 31890423040 squared (318904230402) is 1016999081670162841600
- 31890423040 cubed (318904230403) is 32432530945753002764312510464000
-
The
square root of 31890423040 is 178578.8986414689 -
The
cube root of 31890423040 is 3171.1741559605
Scales and comparisons
How big is 31890423040?- 31,890,423,040 seconds is equal to 1,014 years, 6 days, 2 hours, 50 minutes, 40 seconds.
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To count from 1 to 31,890,423,040 would take you about two thousand and twenty-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 31890423040 cubic inches would be around 264.3 feet tall.
Recreational maths with 31890423040
- 31890423040 backwards is 04032409813
- The number of decimal digits it has is: 11
- The sum of 31890423040's digits is 34
- More coming soon!
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