81683741412
81,683,741,412 is an even composite number composed of five prime numbers multiplied together.
81683741412 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of three hundred sixty divisors.
Prime factorization of 81683741412:
22 × 39 × 7 × 132 × 877
(2 × 2 × 3 × 3 × 3 × 3 × 3 × 3 × 3 × 3 × 3 × 7 × 13 × 13 × 877)See below for interesting mathematical facts about the number 81683741412 from the Numbermatics database.
Names of 81683741412
- Cardinal: 81683741412 can be written as Eighty-one billion, six hundred eighty-three million, seven hundred forty-one thousand, four hundred twelve.
Scientific notation
- Scientific notation: 8.1683741412 × 1010
Factors of 81683741412
Divisors of 81683741412
- Number of divisors d(n): 360
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Complete list of divisors:
1 2 3 4 6 7 9 12 13 14 18 21 26 27 28 36 39 42 52 54 63 78 81 84 91 108 117 126 156 162 169 182 189 234 243 252 273 324 338 351 364 378 468 486 507 546 567 676 702 729 756 819 877 972 1014 1053 1092 1134 1183 1404 1458 1521 1638 1701 1754 2028 2106 2187 2268 2366 2457 2631 2916 3042 3159 3276 3402 3508 3549 4212 4374 4563 4732 4914 5103 5262 6084 6139 6318 6561 6804 7098 7371 7893 8748 9126 9477 9828 10206 10524 10647 11401 12278 12636 13122 13689 14196 14742 15309 15786 18252 18417 18954 19683 20412 21294 22113 22802 23679 24556 26244 27378 28431 29484 30618 31572 31941 34203 36834 37908 39366 41067 42588 44226 45604 45927 47358 54756 55251 56862 61236 63882 66339 68406 71037 73668 78732 79807 82134 85293 88452 91854 94716 95823 102609 110502 113724 123201 127764 132678 136812 137781 142074 148213 159614 164268 165753 170586 183708 191646 199017 205218 213111 221004 239421 246402 255879 265356 275562 284148 287469 296426 307827 319228 331506 341172 369603 383292 398034 410436 426222 444639 478842 492804 497259 511758 551124 574938 592852 597051 615654 639333 663012 718263 739206 796068 852444 862407 889278 923481 957684 994518 1023516 1037491 1108809 1149876 1194102 1231308 1278666 1333917 1436526 1478412 1491777 1724814 1778556 1791153 1846962 1917999 1989036 2074982 2154789 2217618 2388204 2557332 2587221 2667834 2770443 2873052 2983554 3112473 3326427 3449628 3582306 3693924 3835998 4001751 4149964 4309578 4435236 4475331 5174442 5335668 5540886 5753997 5967108 6224946 6464367 6652854 7164612 7671996 7761663 8003502 8311329 8619156 8950662 9337419 10348884 11081772 11507994 12005253 12449892 12928734 13305708 13425993 15523326 16007004 16622658 17261991 17901324 18674838 19393101 23015988 23284989 24010506 24933987 25857468 26851986 28012257 31046652 33245316 34523982 36015759 37349676 38786202 40277979 46569978 48021012 49867974 53703972 56024514 58179303 69047964 72031518 74801961 77572404 80555958 84036771 93139956 99735948 108047277 112049028 116358606 120833937 144063036 149603922 161111916 168073542 174537909 216094554 224405883 232717212 241667874 252110313 299207844 324141831 336147084 349075818 432189108 448811766 483335748 504220626 523613727 648283662 698151636 756330939 897623532 972425493 1008441252 1047227454 1296567324 1512661878 1570841181 1944850986 2094454908 2268992817 2917276479 3025323756 3141682362 3889701972 4537985634 5834552958 6283364724 6806978451 9075971268 11669105916 13613956902 20420935353 27227913804 40841870706 81683741412
- Sum of all divisors σ(n): 265649393856
- Sum of proper divisors (its aliquot sum) s(n): 183965652444
- 81683741412 is an abundant number, because the sum of its proper divisors (183965652444) is greater than itself. Its abundance is 102281911032
Bases of 81683741412
- Binary: 10011000001001011101011111010111001002
- Hexadecimal: 0x1304BAFAE4
- Base-36: 11IWE290
Squares and roots of 81683741412
- 81683741412 squared (816837414122) is 6672233611062483753744
- 81683741412 cubed (816837414123) is 545013004926482905515275982846528
-
The
square root of 81683741412 is 285803.6763444445 -
The
cube root of 81683741412 is 4338.8890070349
Scales and comparisons
How big is 81683741412?- 81,683,741,412 seconds is equal to 2,597 years, 15 weeks, 16 hours, 10 minutes, 12 seconds.
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To count from 1 to 81,683,741,412 would take you about five thousand, one hundred ninety-four 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 81683741412 cubic inches would be around 361.6 feet tall.
Recreational maths with 81683741412
- 81683741412 backwards is 21414738618
- The number of decimal digits it has is: 11
- The sum of 81683741412's digits is 45
- More coming soon!
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