138409569792

Names of 138409569792

• Cardinal: 138409569792 can be written as One hundred thirty-eight billion, four hundred nine million, five hundred sixty-nine thousand, seven hundred ninety-two.

Scientific notation

• Scientific notation: 1.38409569792 × 10¹¹

Factors of 138409569792

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 1143

Divisors of 138409569792

• Number of divisors d(n): 480
• Complete list of divisors:
  1 2 3 4 6 8 9 12 13 16 18 24 26 31 32 36 39 48 52 62 64 72 73 78 93 96 104 117 124 128 144 146 156 186 192 208 219 234 248 256 279 288 292 312 372 384 403 416 438 468 496 512 558 576 584 624 657 744 768 806 832 876 936 949 992 1021 1116 1152 1168 1209 1248 1314 1488 1536 1612 1664 1752 1872 1898 1984 2042 2232 2263 2304 2336 2418 2496 2628 2847 2976 3063 3224 3328 3504 3627 3744 3796 3968 4084 4464 4526 4608 4672 4836 4992 5256 5694 5952 6126 6448 6656 6789 7008 7254 7488 7592 7936 8168 8541 8928 9052 9189 9344 9672 9984 10512 11388 11904 12252 12896 13273 13578 14016 14508 14976 15184 15872 16336 17082 17856 18104 18378 18688 19344 19968 20367 21024 22776 23808 24504 25792 26546 27156 28032 29016 29419 29952 30368 31651 32672 34164 35712 36208 36756 37376 38688 39819 40734 42048 45552 47616 49008 51584 53092 54312 56064 58032 58838 59904 60736 63302 65344 68328 71424 72416 73512 74533 77376 79638 81468 84096 88257 91104 94953 98016 103168 106184 108624 112128 116064 117676 119457 121472 126604 130688 136656 142848 144832 147024 149066 154752 159276 162936 168192 176514 182208 189906 196032 206336 212368 217248 223599 232128 235352 238914 242944 253208 261376 264771 273312 284859 289664 294048 298132 309504 318552 325872 336384 353028 364416 379812 392064 411463 424736 434496 447198 464256 470704 477828 485888 506416 522752 529542 546624 569718 579328 588096 596264 619008 637104 651744 670797 706056 728832 759624 784128 822926 849472 868992 894396 928512 941408 955656 968929 1012832 1059084 1093248 1139436 1158656 1176192 1192528 1234389 1274208 1303488 1341594 1412112 1457664 1519248 1568256 1645852 1698944 1737984 1788792 1857024 1882816 1911312 1937858 2025664 2118168 2186496 2278872 2310523 2352384 2385056 2468778 2548416 2606976 2683188 2824224 2906787 3038496 3291704 3397888 3475968 3577584 3703167 3765632 3822624 3875716 4051328 4236336 4372992 4557744 4621046 4704768 4770112 4937556 5096832 5213952 5366376 5648448 5813574 6076992 6583408 6795776 6931569 7155168 7406334 7531264 7645248 7751432 8102656 8472672 8720361 9115488 9242092 9540224 9875112 10193664 10427904 10732752 11296896 11627148 12153984 13166816 13863138 14310336 14812668 15062528 15290496 15502864 16205312 16945344 17440722 18230976 18484184 19080448 19750224 20387328 20794707 21465504 22593792 23254296 24307968 26333632 27726276 28620672 29625336 30036799 30580992 31005728 33890688 34881444 36461952 36968368 38160896 39500448 41589414 42931008 45187584 46508592 48615936 52667264 55452552 57241344 59250672 60073598 61161984 62011456 67781376 69762888 72923904 73936736 79000896 83178828 85862016 90110397 93017184 105334528 110905104 114482688 118501344 120147196 124022912 135562752 139525776 145847808 147873472 158001792 166357656 171724032 180220794 186034368 210669056 221810208 237002688 240294392 248045824 270331191 279051552 295746944 316003584 332715312 343448064 360441588 372068736 443620416 474005376 480588784 496091648 540662382 558103104 591493888 632007168 665430624 720883176 744137472 887240832 948010752 961177568 1081324764 1116206208 1182987776 1330861248 1441766352 1488274944 1774481664 1896021504 1922355136 2162649528 2232412416 2661722496 2883532704 3548963328 3844710272 4325299056 4464824832 5323444992 5767065408 7689420544 8650598112 10646889984 11534130816 15378841088 17301196224 23068261632 34602392448 46136523264 69204784896 138409569792
• Sum of all divisors σ(n): 450587993856
• Sum of proper divisors (its aliquot sum) s(n): 312178424064
• 138409569792 is an abundant number, because the sum of its proper divisors (312178424064) is greater than itself. Its abundance is 173768854272

Bases of 138409569792

• Binary: 10000000111001110110100110111000000000₂
• Hexadecimal: 0x2039DA6E00
• Base-36: 1RL1HFK0

Squares and roots of 138409569792

• 138409569792 squared (138409569792²) is 19157209010006518923264
• 138409569792 cubed (138409569792³) is 2651541057490428507284477300441088
• The square root of 138409569792 is 372034.3664125667
• The cube root of 138409569792 is 5172.7565533559

Scales and comparisons

• 138,409,569,792 seconds is equal to 4,400 years, 51 weeks, 5 days, 14 hours, 43 minutes, 12 seconds.
• To count from 1 to 138,409,569,792 would take you about eight thousand, eight hundred one 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 138409569792 cubic inches would be around 431.1 feet tall.

Recreational maths with 138409569792

• 138409569792 backwards is 297965904831
• The number of decimal digits it has is: 12
• The sum of 138409569792's digits is 63
• More coming soon!