121555654272

Names of 121555654272

• Cardinal: 121555654272 can be written as One hundred twenty-one billion, five hundred fifty-five million, six hundred fifty-four thousand, two hundred seventy-two.

Scientific notation

• Scientific notation: 1.21555654272 × 10¹¹

Factors of 121555654272

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 1033

Divisors of 121555654272

• Number of divisors d(n): 384
• Complete list of divisors:
  1 2 3 4 6 8 9 12 13 16 18 24 26 32 36 39 48 52 64 72 78 79 96 104 117 127 128 144 156 158 192 208 234 237 254 288 312 316 381 384 416 468 474 508 576 624 632 711 762 809 832 936 948 1016 1027 1143 1152 1248 1264 1422 1524 1618 1651 1664 1872 1896 2032 2054 2286 2427 2496 2528 2844 3048 3081 3236 3302 3744 3792 4064 4108 4572 4854 4953 4992 5056 5688 6096 6162 6472 6604 7281 7488 7584 8128 8216 9144 9243 9708 9906 10033 10112 10517 11376 12192 12324 12944 13208 14562 14859 14976 15168 16256 16432 18288 18486 19416 19812 20066 21034 22752 24384 24648 25888 26416 29124 29718 30099 30336 31551 32864 36576 36972 38832 39624 40132 42068 45504 48768 49296 51776 52832 58248 59436 60198 63102 63911 65728 73152 73944 77664 79248 80264 84136 90297 91008 94653 98592 102743 103552 105664 116496 118872 120396 126204 127822 130429 131456 146304 147888 155328 158496 160528 168272 180594 189306 191733 197184 205486 211328 232992 237744 240792 252408 255644 260858 295776 308229 310656 316992 321056 336544 361188 378612 383466 391287 394368 410972 465984 475488 481584 504816 511288 521716 575199 591552 616458 633984 642112 673088 722376 757224 766932 782574 821944 830843 924687 931968 950976 963168 1009632 1022576 1043432 1150398 1173861 1183104 1232916 1284224 1335659 1346176 1444752 1514448 1533864 1565148 1643888 1661686 1849374 1901952 1926336 2019264 2045152 2086864 2300796 2347722 2465832 2492529 2671318 2889504 3028896 3067728 3130296 3287776 3323372 3698748 3852672 4006977 4038528 4090304 4173728 4601592 4695444 4931664 4985058 5342636 5779008 6057792 6135456 6260592 6575552 6646744 7397496 7477587 8013954 8116697 8180608 8347456 9203184 9390888 9863328 9970116 10685272 11558016 12020931 12115584 12270912 12521184 13151104 13293488 14794992 14955174 16027908 16233394 16694912 18406368 18781776 19726656 19940232 21370544 24041862 24350091 24541824 25042368 26586976 29589984 29910348 32055816 32466788 36812736 37563552 39453312 39880464 42741088 48083724 48700182 50084736 53173952 59179968 59820696 64111632 64933576 73050273 73625472 75127104 79760928 85482176 96167448 97400364 105517061 106347904 118359936 119641392 128223264 129867152 146100546 150254208 159521856 170964352 192334896 194800728 211034122 239282784 256446528 259734304 292201092 316551183 319043712 384669792 389601456 422068244 478565568 512893056 519468608 584402184 633102366 769339584 779202912 844136488 949653549 957131136 1038937216 1168804368 1266204732 1538679168 1558405824 1688272976 1899307098 2337608736 2532409464 3116811648 3376545952 3798614196 4675217472 5064818928 6753091904 7597228392 9350434944 10129637856 13506183808 15194456784 20259275712 30388913568 40518551424 60777827136 121555654272
• Sum of all divisors σ(n): 384943104000
• Sum of proper divisors (its aliquot sum) s(n): 263387449728
• 121555654272 is an abundant number, because the sum of its proper divisors (263387449728) is greater than itself. Its abundance is 141831795456

Bases of 121555654272

• Binary: 1110001001101010010000001011010000000₂
• Hexadecimal: 0x1C4D481680
• Base-36: 1JUB3J40

Squares and roots of 121555654272

• 121555654272 squared (121555654272²) is 14775777085493991849984
• 121555654272 cubed (121555654272³) is 1796079251004447459649840792731648
• The square root of 121555654272 is 348648.3246367319
• The cube root of 121555654272 is 4953.6469980567

Scales and comparisons

• 121,555,654,272 seconds is equal to 3,865 years, 4 weeks, 6 days, 3 hours, 31 minutes, 12 seconds.
• To count from 1 to 121,555,654,272 would take you about seven thousand, seven hundred thirty 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 121555654272 cubic inches would be around 412.8 feet tall.

Recreational maths with 121555654272

• 121555654272 backwards is 272456555121
• The number of decimal digits it has is: 12
• The sum of 121555654272's digits is 45
• More coming soon!