128742163992
128,742,163,992 is an even composite number composed of five prime numbers multiplied together.
128742163992 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of five hundred twelve divisors.
Prime factorization of 128742163992:
23 × 37 × 13 × 19 × 313
(2 × 2 × 2 × 3 × 3 × 3 × 3 × 3 × 3 × 3 × 13 × 19 × 31 × 31 × 31)See below for interesting mathematical facts about the number 128742163992 from the Numbermatics database.
Names of 128742163992
- Cardinal: 128742163992 can be written as One hundred twenty-eight billion, seven hundred forty-two million, one hundred sixty-three thousand, nine hundred ninety-two.
Scientific notation
- Scientific notation: 1.28742163992 × 1011
Factors of 128742163992
Divisors of 128742163992
- Number of divisors d(n): 512
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Complete list of divisors:
1 2 3 4 6 8 9 12 13 18 19 24 26 27 31 36 38 39 52 54 57 62 72 76 78 81 93 104 108 114 117 124 152 156 162 171 186 216 228 234 243 247 248 279 312 324 342 351 372 403 456 468 486 494 513 558 589 648 684 702 729 741 744 806 837 936 961 972 988 1026 1053 1116 1178 1209 1368 1404 1458 1482 1539 1612 1674 1767 1922 1944 1976 2052 2106 2187 2223 2232 2356 2418 2511 2808 2883 2916 2964 3078 3159 3224 3348 3534 3627 3844 4104 4212 4374 4446 4617 4712 4836 5022 5301 5766 5832 5928 6156 6318 6669 6696 7068 7254 7533 7657 7688 8424 8649 8748 8892 9234 9477 9672 10044 10602 10881 11532 12312 12493 12636 13338 13851 14136 14508 15066 15314 15903 17298 17496 17784 18259 18468 18954 20007 20088 21204 21762 22599 22971 23064 24986 25272 25947 26676 27702 28431 29016 29791 30132 30628 31806 32643 34596 36518 36936 37479 37908 40014 41553 42408 43524 45198 45942 47709 49972 51894 53352 54777 55404 56862 59582 60021 60264 61256 63612 65286 67797 68913 69192 73036 74958 75816 77841 80028 83106 87048 89373 90396 91884 95418 97929 99944 103788 109554 110808 112437 113724 119164 120042 127224 130572 135594 137826 143127 146072 149916 155682 160056 164331 166212 178746 180063 180792 183768 190836 195858 206739 207576 219108 224874 227448 233523 237367 238328 240084 261144 268119 271188 275652 286254 293787 299832 311364 328662 332424 337311 357492 360126 381672 387283 391716 413478 429381 438216 449748 467046 474734 480168 492993 536238 540189 542376 551304 566029 572508 587574 620217 622728 657324 674622 700569 712101 714984 720252 774566 783432 804357 826956 858762 881361 899496 934092 949468 985986 1011933 1072476 1080378 1132058 1145016 1161849 1175148 1240434 1288143 1314648 1349244 1401138 1424202 1440504 1478979 1549132 1608714 1653912 1698087 1717524 1762722 1860651 1868184 1898936 1971972 2023866 2101707 2136303 2144952 2160756 2264116 2323698 2350296 2413071 2480868 2576286 2698488 2802276 2848404 2957958 3035799 3098264 3217428 3396174 3435048 3485547 3525444 3721302 3943944 4047732 4203414 4272606 4321512 4436937 4528232 4647396 4826142 4961736 5094261 5152572 5581953 5604552 5696808 5915916 6071598 6408909 6434856 6792348 6971094 7050888 7239213 7358377 7442604 8095464 8406828 8545212 8873874 9107397 9294792 9652284 10188522 10305144 10456641 11163906 11831832 12143196 12817818 13310811 13584696 13942188 14478426 14716754 14885208 15282783 16745859 16813656 17090424 17747748 18214794 19226727 19304568 20377044 20913282 21717639 22075131 22327812 24286392 25635636 26621622 27322191 27884376 28956852 29433508 30565566 31369923 33491718 35495496 36429588 38453454 39932433 40754088 41826564 43435278 44150262 44655624 45848349 51271272 53243244 54644382 57680181 57913704 58867016 61131132 62739846 65152917 66225393 66983436 72859176 76906908 79864866 83653128 86870556 88300524 91696698 94109769 106486488 109288764 115360362 122262264 125479692 130305834 132450786 133966872 137545047 153813816 159729732 173040543 173741112 176601048 183393396 188219538 198676179 218577528 230720724 250959384 260611668 264901572 275090094 282329307 319459464 346081086 366786792 376439076 397352358 412635141 461441448 519121629 521223336 529803144 550180188 564658614 596028537 692162172 752878152 794704716 825270282 846987921 1038243258 1100360376 1129317228 1192057074 1237905423 1384324344 1589409432 1650540564 1693975842 1788085611 2076486516 2258634456 2384114148 2475810846 3301081128 3387951684 3576171222 4152973032 4768228296 4951621692 5364256833 6775903368 7152342444 9903243384 10728513666 14304684888 16092770499 21457027332 32185540998 42914054664 64371081996 128742163992
- Sum of all divisors σ(n): 424080384000
- Sum of proper divisors (its aliquot sum) s(n): 295338220008
- 128742163992 is an abundant number, because the sum of its proper divisors (295338220008) is greater than itself. Its abundance is 166596056016
Bases of 128742163992
- Binary: 11101111110011010000110000110000110002
- Hexadecimal: 0x1DF9A18618
- Base-36: 1N55RDI0
Squares and roots of 128742163992
- 128742163992 squared (1287421639922) is 16574544789343021376064
- 128742163992 cubed (1287421639923) is 2133842763362348351937992991487488
-
The
square root of 128742163992 is 358806.5829830885 -
The
cube root of 128742163992 is 5049.4057267829
Scales and comparisons
How big is 128742163992?- 128,742,163,992 seconds is equal to 4,093 years, 31 weeks, 2 days, 8 hours, 13 minutes, 12 seconds.
-
To count from 1 to 128,742,163,992 would take you about eight thousand, one hundred eighty-seven 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 128742163992 cubic inches would be around 420.8 feet tall.
Recreational maths with 128742163992
- 128742163992 backwards is 299361247821
- 128742163992 is a
Harshad number . - The number of decimal digits it has is: 12
- The sum of 128742163992's digits is 54
- More coming soon!
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