128243359272

Names of 128243359272

• Cardinal: 128243359272 can be written as One hundred twenty-eight billion, two hundred forty-three million, three hundred fifty-nine thousand, two hundred seventy-two.

Scientific notation

• Scientific notation: 1.28243359272 × 10¹¹

Factors of 128243359272

• Number of distinct prime factors ω(n): 8
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 205

Divisors of 128243359272

• Number of divisors d(n): 768
• Complete list of divisors:
  1 2 3 4 6 7 8 12 14 17 19 21 24 28 34 38 42 43 51 53 56 57 61 68 76 84 86 102 106 114 119 122 129 133 136 152 159 168 172 183 204 212 228 238 244 258 266 289 301 318 323 344 357 366 371 399 408 424 427 456 476 488 516 532 578 602 636 646 714 731 732 742 798 817 854 867 901 903 952 969 1007 1032 1037 1064 1113 1156 1159 1204 1272 1281 1292 1428 1462 1464 1484 1596 1634 1708 1734 1802 1806 1938 2014 2023 2074 2193 2226 2261 2279 2312 2318 2408 2451 2562 2584 2623 2703 2856 2924 2968 3021 3111 3192 3233 3268 3416 3468 3477 3604 3612 3876 4028 4046 4148 4386 4452 4522 4558 4636 4902 5117 5124 5246 5406 5491 5719 5848 6042 6069 6222 6307 6466 6536 6783 6837 6936 6954 7049 7208 7224 7259 7752 7869 8056 8092 8113 8296 8772 8904 9044 9116 9272 9699 9804 10234 10248 10492 10812 10982 11438 12084 12138 12427 12444 12614 12932 13566 13674 13889 13908 14098 14518 15317 15351 15738 15953 16184 16226 16473 17119 17157 17544 17629 18088 18232 18361 18921 19398 19608 19703 20468 20984 21147 21624 21777 21964 22631 22876 24168 24276 24339 24854 24888 25228 25864 27132 27348 27778 27816 28196 29036 30634 30702 31476 31906 32452 32946 34238 34314 35258 36722 37281 37842 38437 38743 38796 39406 40936 41667 42294 43301 43554 43928 44591 45262 45752 45951 47859 48552 48678 49708 49837 50456 51357 52887 54264 54696 54961 55083 55556 56392 58072 59109 61268 61404 61427 62952 63812 64904 65892 67893 68476 68628 70516 73444 74562 75684 76874 77486 77592 78812 83334 84588 86602 86989 87108 89182 90524 91902 95718 97223 97356 99416 99674 102714 105774 107219 109922 110166 111112 115311 116229 118218 119833 122536 122808 122854 123403 127624 129903 131784 133773 135786 136952 137256 137921 139019 141032 146888 149124 149511 151368 153748 154972 157624 164883 166668 169176 173204 173978 174216 178364 181048 183804 184281 191436 194446 194712 199348 205428 211548 214438 219844 220332 230622 232458 236113 236436 239666 245708 246806 259806 260967 267546 271201 271572 275842 278038 291023 291669 298248 299022 303107 307496 309944 312137 321657 329766 333336 334951 346408 347956 348859 356728 359499 367608 368562 370209 382872 384727 388892 398696 410856 413763 417057 423096 428876 429989 439688 440664 461244 464916 472226 472872 479332 491416 493612 519612 521934 535092 542402 543144 551684 556076 582046 583338 598044 606214 624274 643314 658631 659532 669902 695912 697718 708339 718998 736117 737124 740418 758047 769454 777784 813603 827526 834114 847229 857752 859978 873069 909321 922488 929832 934337 936411 944452 958664 973133 987224 1004853 1039224 1043868 1044259 1046577 1070184 1084804 1103368 1112152 1154181 1164092 1166676 1196088 1212428 1248548 1286628 1289967 1317262 1319064 1339804 1395436 1416678 1437996 1472234 1474248 1480836 1516094 1538908 1627206 1652791 1655052 1668228 1694458 1719956 1746138 1818642 1868674 1872822 1888904 1946266 1975893 2009706 2037161 2087736 2088518 2093154 2169608 2208351 2274141 2308362 2328184 2333352 2344657 2363323 2424856 2497096 2541687 2573256 2579934 2634524 2641361 2679608 2790872 2803011 2833356 2875992 2919399 2944468 2961672 3032188 3077816 3132777 3254412 3305582 3310104 3336456 3388916 3439912 3492276 3637284 3737348 3745644 3892532 3951786 4019412 4074322 4177036 4186308 4416702 4548282 4610417 4616724 4689314 4726646 4958373 5083374 5152819 5159868 5269048 5282722 5306329 5606022 5666712 5838798 5888936 5930603 6064376 6111483 6265554 6508824 6540359 6611164 6777832 6984552 7033971 7089969 7274568 7309813 7474696 7491288 7785064 7903572 7924083 8038824 8148644 8354072 8372616 8833404 9096564 9220834 9233448 9378628 9453292 9916746 10166748 10305638 10319736 10565444 10612658 11212044 11677596 11861206 12222966 12513989 12531108 13080718 13222328 13831251 14067942 14179938 14402893 14619626 15458457 15807144 15848166 15918987 16297288 16543261 17666808 17752403 17791809 18193128 18441668 18489527 18757256 18906584 19621077 19833492 20333496 20611276 21130888 21225316 21929439 22424088 23355192 23722412 24445932 25027978 25062216 26161436 27662502 28135884 28359876 28805786 29239252 30916914 31696332 31837974 33086522 35504806 35583618 36883336 36979054 37541967 39242154 39666984 40176491 41222552 42450632 43208679 43858878 44903137 47444824 48891864 49629783 50055956 52322872 53257209 55325004 55468581 56271768 56719752 57611572 58478504 61833828 63392664 63675948 66173044 71009612 71167236 73958108 75083934 78484308 80352982 86417358 87597923 87717756 89806274 99259566 100111912 100820251 106514418 110650008 110937162 115223144 120529473 123667656 124266821 127351896 132346088 134709411 142019224 142334472 147916216 150167868 156968616 160705964 172834716 175195846 175435512 179612548 198519132 201640502 213028836 221874324 241058946 248533642 262793769 269418822 281235437 300335736 302460753 314321959 321411928 345669432 350391692 359225096 372800463 397038264 403281004 426057672 443748648 482117892 497067284 525587538 538837644 562470874 604921506 628643918 700783384 745600926 763353329 806562008 843706311 942965877 964235784 994134568 1051175076 1077675288 1124941748 1209843012 1257287836 1491201852 1526706658 1687412622 1885931754 2102350152 2249883496 2290059987 2419686024 2514575672 2982403704 3053413316 3374825244 3771863508 4580119974 5343473303 6106826632 6749650488 7543727016 9160239948 10686946606 16030419909 18320479896 21373893212 32060839818 42747786424 64121679636 128243359272
• Sum of all divisors σ(n): 434157926400
• Sum of proper divisors (its aliquot sum) s(n): 305914567128
• 128243359272 is an abundant number, because the sum of its proper divisors (305914567128) is greater than itself. Its abundance is 177671207856

Bases of 128243359272

• Binary: 1110111011011111001100101111000101000₂
• Hexadecimal: 0x1DDBE65E28
• Base-36: 1MWWS9BC

Squares and roots of 128243359272

• 128243359272 squared (128243359272²) is 16446359197367268369984
• 128243359272 cubed (128243359272³) is 2109136351264332154105099932891648
• The square root of 128243359272 is 358110.8198197869
• The cube root of 128243359272 is 5042.8760678999

Scales and comparisons

• 128,243,359,272 seconds is equal to 4,077 years, 38 weeks, 4 days, 3 hours, 21 minutes, 12 seconds.
• To count from 1 to 128,243,359,272 would take you about eight thousand, one hundred fifty-five 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 128243359272 cubic inches would be around 420.2 feet tall.

Recreational maths with 128243359272

• 128243359272 backwards is 272953342821
• The number of decimal digits it has is: 12
• The sum of 128243359272's digits is 48
• More coming soon!