81026230310040
81,026,230,310,040 is an even composite number composed of five prime numbers multiplied together.
81026230310040 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of two hundred fifty-six divisors.
Prime factorization of 81026230310040:
23 × 3 × 5 × 313 × 2833
(2 × 2 × 2 × 3 × 5 × 31 × 31 × 31 × 283 × 283 × 283)See below for interesting mathematical facts about the number 81026230310040 from the Numbermatics database.
Names of 81026230310040
- Cardinal: 81026230310040 can be written as Eighty-one trillion, twenty-six billion, two hundred thirty million, three hundred ten thousand and forty.
Scientific notation
- Scientific notation: 8.102623031004 × 1013
Factors of 81026230310040
Divisors of 81026230310040
- Number of divisors d(n): 256
-
Complete list of divisors:
1 2 3 4 5 6 8 10 12 15 20 24 30 31 40 60 62 93 120 124 155 186 248 283 310 372 465 566 620 744 849 930 961 1132 1240 1415 1698 1860 1922 2264 2830 2883 3396 3720 3844 4245 4805 5660 5766 6792 7688 8490 8773 9610 11320 11532 14415 16980 17546 19220 23064 26319 28830 29791 33960 35092 38440 43865 52638 57660 59582 70184 80089 87730 89373 105276 115320 119164 131595 148955 160178 175460 178746 210552 238328 240267 263190 271963 297910 320356 350920 357492 400445 446865 480534 526380 543926 595820 640712 714984 800890 815889 893730 961068 1052760 1087852 1191640 1201335 1359815 1601780 1631778 1787460 1922136 2175704 2402670 2482759 2719630 3203560 3263556 3574920 4079445 4805340 4965518 5439260 6527112 7448277 8158890 8430853 9610680 9931036 10878520 12413795 14896554 16317780 16861706 19862072 22665187 24827590 25292559 29793108 32635560 33723412 37241385 42154265 45330374 49655180 50585118 59586216 67446824 67995561 74482770 76965529 84308530 90660748 99310360 101170236 113325935 126462795 135991122 148965540 153931058 168617060 181321496 202340472 226651870 230896587 252925590 271982244 297931080 307862116 337234120 339977805 384827645 453303740 461793174 505851180 543964488 615724232 679955610 702620797 769655290 906607480 923586348 1011702360 1154482935 1359911220 1405241594 1539310580 1847172696 2107862391 2308965870 2385931399 2719822440 2810483188 3078621160 3513103985 4215724782 4617931740 4771862798 5620966376 7026207970 7157794197 8431449564 9235863480 9543725596 10539311955 11929656995 14052415940 14315588394 16862899128 19087451192 21078623910 21781244707 23859313990 28104831880 28631176788 35788970985 42157247820 43562489414 47718627980 57262353576 65343734121 71577941970 84314495640 87124978828 95437255960 108906223535 130687468242 143155883940 174249957656 217812447070 261374936484 286311767880 326718670605 435624894140 522749872968 653437341210 675218585917 871249788280 1306874682420 1350437171834 2025655757751 2613749364840 2700874343668 3376092929585 4051311515502 5401748687336 6752185859170 8102623031004 10128278788755 13504371718340 16205246062008 20256557577510 27008743436680 40513115155020 81026230310040
- Sum of all divisors σ(n): 252071754854400
- Sum of proper divisors (its aliquot sum) s(n): 171045524544360
- 81026230310040 is an abundant number, because the sum of its proper divisors (171045524544360) is greater than itself. Its abundance is 90019294234320
Bases of 81026230310040
- Binary: 100100110110001011000111010110011010100100110002
- Hexadecimal: 0x49B163ACD498
- Base-36: SPYXPHORC
Squares and roots of 81026230310040
- 81026230310040 squared (810262303100402) is 6565249998255644794524801600
- 81026230310040 cubed (810262303100403) is 531957458401651583378649427240437488064000
-
The
square root of 81026230310040 is 9001457.1214909423 -
The
cube root of 81026230310040 is 43272.1570562025
Scales and comparisons
How big is 81026230310040?- 81,026,230,310,040 seconds is equal to 2,576,383 years, 25 weeks, 4 days, 13 hours, 14 minutes.
-
To count from 1 to 81,026,230,310,040 would take you about six million, four hundred forty thousand, nine 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 81026230310040 cubic inches would be around 3606 feet tall.
Recreational maths with 81026230310040
- 81026230310040 backwards is 04001303262018
- 81026230310040 is a
Harshad number . - The number of decimal digits it has is: 14
- The sum of 81026230310040's digits is 30
- More coming soon!
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