126438997435520

Names of 126438997435520

• Cardinal: 126438997435520 can be written as One hundred twenty-six trillion, four hundred thirty-eight billion, nine hundred ninety-seven million, four hundred thirty-five thousand, five hundred twenty.

Scientific notation

• Scientific notation: 1.2643899743552 × 10¹⁴

Factors of 126438997435520

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 16
• Sum of prime factors: 62

Divisors of 126438997435520

• Number of divisors d(n): 448
• Complete list of divisors:
  1 2 4 5 7 8 10 11 14 16 20 22 28 32 35 37 40 44 55 56 64 70 74 77 80 88 110 112 128 140 148 154 160 176 185 220 224 259 280 296 308 320 352 370 385 407 440 448 518 560 592 616 640 704 740 770 814 880 896 1036 1120 1184 1232 1295 1369 1408 1480 1540 1628 1760 2035 2072 2240 2368 2464 2590 2738 2849 2960 3080 3256 3520 4070 4144 4480 4736 4928 5180 5476 5698 5920 6160 6512 6845 7040 8140 8288 9583 9856 10360 10952 11396 11840 12320 13024 13690 14245 15059 16280 16576 19166 20720 21904 22792 23680 24640 26048 27380 28490 30118 32560 33152 38332 41440 43808 45584 47915 49280 50653 52096 54760 56980 60236 65120 75295 76664 82880 87616 91168 95830 101306 105413 109520 113960 120472 130240 150590 153328 165760 175232 182336 191660 202612 210826 219040 227920 240944 253265 260480 301180 306656 354571 364672 383320 405224 421652 438080 455840 481888 506530 527065 557183 602360 613312 709142 766640 810448 843304 876160 911680 963776 1013060 1054130 1114366 1204720 1226624 1418284 1533280 1620896 1686608 1772855 1823360 1874161 1927552 2026120 2108260 2228732 2409440 2785915 2836568 3066560 3241792 3373216 3545710 3748322 3900281 4052240 4216520 4457464 4818880 5571830 5673136 6133120 6483584 6746432 7091420 7496644 7800562 8104480 8433040 8914928 9370805 9637760 11143660 11346272 13119127 13492864 14182840 14993288 15601124 16208960 16866080 17829856 18741610 19501405 20615771 22287320 22692544 26238254 28365680 29986576 31202248 32417920 33732160 35659712 37483220 39002810 41231542 44574640 45385088 52476508 56731360 59973152 62404496 65595635 67464320 69343957 71319424 74966440 78005620 82463084 89149280 103078855 104953016 113462720 119946304 124808992 131191270 138687914 144310397 149932880 156011240 164926168 178298560 206157710 209906032 226925440 239892608 249617984 262382540 277375828 288620794 299865760 312022480 329852336 346719785 356597120 412315420 419812064 485407699 499235968 524765080 554751656 577241588 599731520 624044960 659704672 693439570 721551985 762783527 824630840 839624128 970815398 1049530160 1109503312 1154483176 1199463040 1248089920 1319409344 1386879140 1443103970 1525567054 1649261680 1679248256 1941630796 2099060320 2219006624 2308966352 2427038495 2496179840 2565726409 2638818688 2773758280 2886207940 3051134108 3298523360 3813917635 3883261592 4198120640 4438013248 4617932704 4854076990 5131452818 5339484689 5547516560 5772415880 6102268216 6597046720 7627835270 7766523184 8396241280 8876026496 9235865408 9708153980 10262905636 10678969378 11095033120 11544831760 12204536432 12828632045 13194093440 15255670540 15533046368 17960084863 18471730816 19416307960 20525811272 21357938756 22190066240 23089663520 24409072864 25657264090 26697423445 28222990499 30511341080 31066092736 35920169726 38832615920 41051622544 42715877512 44380132480 46179327040 48818145728 51314528180 53394846890 56445980998 61022682160 62132185472 71840339452 77665231840 82103245088 85431755024 89800424315 92358654080 97636291456 102629056360 106789693780 112891961996 122045364320 141114952495 143680678904 155330463680 164206490176 170863510048 179600848630 197560933493 205258112720 213579387560 225783923992 244090728640 282229904990 287361357808 310660927360 328412980352 341727020096 359201697260 395121866986 410516225440 427158775120 451567847984 488181457280 564459809980 574722715616 683454040192 718403394520 790243733972 821032450880 854317550240 903135695968 987804667465 1128919619960 1149445431232 1436806789040 1580487467944 1642064901760 1708635100480 1806271391936 1975609334930 2257839239920 2298890862464 2873613578080 3160974935888 3417270200960 3612542783872 3951218669860 4515678479840 5747227156160 6321949871776 7902437339720 9031356959680 11494454312320 12643899743552 15804874679440 18062713919360 25287799487104 31609749358880 63219498717760 126438997435520
• Sum of all divisors σ(n): 387322058698560
• Sum of proper divisors (its aliquot sum) s(n): 260883061263040
• 126438997435520 is an abundant number, because the sum of its proper divisors (260883061263040) is greater than itself. Its abundance is 134444063827520

Bases of 126438997435520

• Binary: 11100101111111011011111100001110010010010000000₂
• Hexadecimal: 0x72FEDF872480
• Base-36: 18TH9UIJCW

Squares and roots of 126438997435520

• 126438997435520 squared (126438997435520²) is 15986820072499433136557670400
• 126438997435520 cubed (126438997435520³) is 2021357502148875486829868997666185412608000
• The square root of 126438997435520 is 11244509.6574070317
• The cube root of 126438997435520 is 50191.1347439123
• Being both a perfect square and a perfect cube, 126438997435520 is also a perfect sixth number.

Scales and comparisons

• 126,438,997,435,520 seconds is equal to 4,020,369 years, 6 days, 4 hours, 5 minutes, 20 seconds.
• To count from 1 to 126,438,997,435,520 would take you about ten million, fifty thousand, nine hundred twenty-two 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 126438997435520 cubic inches would be around 4182.6 feet tall.

Recreational maths with 126438997435520

• 126438997435520 backwards is 025534799834621
• The number of decimal digits it has is: 15
• The sum of 126438997435520's digits is 68
• More coming soon!