138774684672

Names of 138774684672

• Cardinal: 138774684672 can be written as One hundred thirty-eight billion, seven hundred seventy-four million, six hundred eighty-four thousand, six hundred seventy-two.

Scientific notation

• Scientific notation: 1.38774684672 × 10¹¹

Factors of 138774684672

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 17
• Sum of prime factors: 916

Divisors of 138774684672

• Number of divisors d(n): 440
• Complete list of divisors:
  1 2 3 4 6 8 9 12 13 16 18 24 26 27 32 36 39 48 52 54 64 72 78 81 96 104 108 117 128 144 156 162 179 192 208 216 234 256 288 312 324 351 358 384 416 432 468 512 537 576 624 648 702 716 719 768 832 864 936 1024 1053 1074 1152 1248 1296 1404 1432 1438 1536 1611 1664 1728 1872 2106 2148 2157 2304 2327 2496 2592 2808 2864 2876 3072 3222 3328 3456 3744 4212 4296 4314 4608 4654 4833 4992 5184 5616 5728 5752 6444 6471 6656 6912 6981 7488 8424 8592 8628 9216 9308 9347 9666 9984 10368 11232 11456 11504 12888 12942 13312 13824 13962 14499 14976 16848 17184 17256 18616 18694 19332 19413 19968 20736 20943 22464 22912 23008 25776 25884 27648 27924 28041 28998 29952 33696 34368 34512 37232 37388 38664 38826 39936 41472 41886 44928 45824 46016 51552 51768 55848 56082 57996 58239 59904 62829 67392 68736 69024 74464 74776 77328 77652 82944 83772 84123 89856 91648 92032 103104 103536 111696 112164 115992 116478 119808 125658 128701 134784 137472 138048 148928 149552 154656 155304 167544 168246 179712 183296 184064 188487 206208 207072 223392 224328 231984 232956 251316 252369 257402 269568 274944 276096 297856 299104 309312 310608 335088 336492 359424 368128 376974 386103 412416 414144 446784 448656 463968 465912 502632 504738 514804 539136 549888 552192 595712 598208 618624 621216 670176 672984 736256 753948 757107 772206 824832 828288 893568 897312 927936 931824 1005264 1009476 1029608 1078272 1104384 1158309 1191424 1196416 1237248 1242432 1340352 1345968 1507896 1514214 1544412 1649664 1656576 1673113 1787136 1794624 1855872 1863648 2010528 2018952 2059216 2208768 2316618 2382848 2392832 2474496 2484864 2680704 2691936 3015792 3028428 3088824 3313152 3346226 3474927 3574272 3589248 3711744 3727296 4021056 4037904 4118432 4633236 4785664 4948992 4969728 5019339 5361408 5383872 6031584 6056856 6177648 6626304 6692452 6949854 7148544 7178496 7423488 7454592 8042112 8075808 8236864 9266472 9571328 9939456 10038678 10424781 10722816 10767744 12063168 12113712 12355296 13384904 13899708 14356992 14846976 14909184 15058017 16084224 16151616 16473728 18532944 19878912 20077356 20849562 21445632 21535488 24126336 24227424 24710592 26769808 27799416 28713984 29818368 30116034 32168448 32303232 32947456 37065888 40154712 41699124 43070976 45174051 48252672 48454848 49421184 53539616 55598832 59636736 60232068 64336896 64606464 65894912 74131776 80309424 83398248 86141952 90348102 96505344 96909696 98842368 107079232 111197664 120464136 129212928 131789824 135522153 148263552 160618848 166796496 180696204 193010688 193819392 197684736 214158464 222395328 240928272 258425856 271044306 296527104 321237696 333592992 361392408 387638784 395369472 428316928 444790656 481856544 542088612 593054208 642475392 667185984 722784816 775277568 856633856 889581312 963713088 1084177224 1186108416 1284950784 1334371968 1445569632 1713267712 1779162624 1927426176 2168354448 2569901568 2668743936 2891139264 3558325248 3854852352 4336708896 5139803136 5337487872 5782278528 7709704704 8673417792 10674975744 11564557056 15419409408 17346835584 23129114112 34693671168 46258228224 69387342336 138774684672
• Sum of all divisors σ(n): 449403292800
• Sum of proper divisors (its aliquot sum) s(n): 310628608128
• 138774684672 is an abundant number, because the sum of its proper divisors (310628608128) is greater than itself. Its abundance is 171853923456

Bases of 138774684672

• Binary: 10000001001111100111011010010000000000₂
• Hexadecimal: 0x204F9DA400
• Base-36: 1RR2V400

Squares and roots of 138774684672

• 138774684672 squared (138774684672²) is 19258413105813031747584
• 138774684672 cubed (138774684672³) is 2672580206042315650959294697832448
• The square root of 138774684672 is 372524.7437043613
• The cube root of 138774684672 is 5177.3010178051

Scales and comparisons

• 138,774,684,672 seconds is equal to 4,412 years, 31 weeks, 3 days, 11 hours, 31 minutes, 12 seconds.
• To count from 1 to 138,774,684,672 would take you about eight thousand, eight hundred twenty-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 138774684672 cubic inches would be around 431.4 feet tall.

Recreational maths with 138774684672

• 138774684672 backwards is 276486477831
• The number of decimal digits it has is: 12
• The sum of 138774684672's digits is 63
• More coming soon!