155340992820

Names of 155340992820

• Cardinal: 155340992820 can be written as One hundred fifty-five billion, three hundred forty million, nine hundred ninety-two thousand, eight hundred twenty.

Scientific notation

• Scientific notation: 1.5534099282 × 10¹¹

Factors of 155340992820

• Number of distinct prime factors ω(n): 8
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 777

Divisors of 155340992820

• Number of divisors d(n): 384
• Complete list of divisors:
  1 2 3 4 5 6 10 12 13 15 17 20 26 30 34 39 51 52 60 65 68 78 85 102 130 137 156 170 195 204 221 233 255 260 274 340 367 390 411 442 466 510 548 663 685 699 734 780 822 884 932 1020 1101 1105 1165 1326 1370 1398 1468 1644 1781 1835 2055 2202 2210 2329 2330 2652 2740 2796 3029 3315 3495 3562 3670 3961 4110 4404 4420 4658 4660 4771 5343 5505 6058 6239 6630 6987 6990 7124 7340 7922 8220 8905 9087 9316 9542 10686 11010 11645 11883 12116 12478 13260 13974 13980 14313 15145 15844 17810 18174 18717 19084 19805 21372 22020 23290 23766 23855 24956 26715 27948 28626 30277 30290 31195 31921 34935 35620 36348 37434 39610 45435 46580 47532 47710 50279 51493 53430 57252 59415 60554 60580 62390 63842 69870 71565 74868 79220 81107 85511 90831 90870 93585 95420 95763 100558 102986 106860 118830 121108 124780 127684 139740 143130 150837 151385 154479 159605 162214 171022 181662 181740 187170 191526 201116 205972 237660 243321 251395 256533 257465 286260 301674 302770 308958 319210 324428 342044 363324 374340 383052 405535 414973 427555 454155 478815 486642 502790 513066 514930 542657 603348 605540 617916 638420 653627 754185 772395 811070 829946 854743 855110 908310 957630 973284 1005580 1026132 1029860 1085314 1111643 1216605 1244919 1282665 1307254 1453687 1508370 1544790 1622140 1627971 1659892 1709486 1710220 1816620 1915260 1960881 2074865 2170628 2223286 2433210 2489838 2564229 2565330 2614508 2713285 2907374 3016740 3089580 3255942 3268135 3334929 3418972 3921762 4149730 4273715 4361061 4446572 4866420 4979676 5128458 5130660 5426570 5558215 5814748 6224595 6511884 6536270 6669858 7054541 7268435 7843524 8139855 8299460 8547430 8722122 9804405 10256916 10853140 11111659 11116430 11715007 12449190 12821145 13072540 13339716 14109082 14536870 16279710 16674645 17094860 17444244 18897931 19608810 21163623 21805305 22223318 22232860 23430014 24898380 25642290 28218164 29073740 32559420 33334977 33349290 35145021 35272705 37795862 39217620 42327246 43610610 44446636 46860028 51284580 55558295 56693793 58575035 66669954 66698580 70290042 70545410 75591724 84654492 87221220 94489655 105818115 111116590 113387586 117150070 133339908 140580084 141090820 152295091 166674885 175725105 188979310 199155119 211636230 222233180 226775172 234300140 283468965 304590182 333349770 351450210 377958620 398310238 423272460 456885273 566937930 597465357 609180364 666699540 702900420 761475455 796620476 913770546 995775595 1133875860 1194930714 1522950910 1827541092 1991551190 2284426365 2389861428 2589016547 2987326785 3045901820 3983102380 4568852730 5178033094 5974653570 7767049641 9137705460 10356066188 11949307140 12945082735 15534099282 25890165470 31068198564 38835248205 51780330940 77670496410 155340992820
• Sum of all divisors σ(n): 503097993216
• Sum of proper divisors (its aliquot sum) s(n): 347757000396
• 155340992820 is an abundant number, because the sum of its proper divisors (347757000396) is greater than itself. Its abundance is 192416007576

Bases of 155340992820

• Binary: 10010000101011000010110111000100110100₂
• Hexadecimal: 0x242B0B7134
• Base-36: 1ZD20L6C

Squares and roots of 155340992820

• 155340992820 squared (155340992820²) is 24130824050303291552400
• 155340992820 cubed (155340992820³) is 3748506165538846931863735053768000
• The square root of 155340992820 is 394133.2170979757
• The cube root of 155340992820 is 5375.6216228023

Scales and comparisons

• 155,340,992,820 seconds is equal to 4,939 years, 18 weeks, 6 days, 3 hours, 47 minutes.
• To count from 1 to 155,340,992,820 would take you about nine thousand, eight hundred seventy-eight 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 155340992820 cubic inches would be around 448 feet tall.

Recreational maths with 155340992820

• 155340992820 backwards is 028299043551
• The number of decimal digits it has is: 12
• The sum of 155340992820's digits is 48
• More coming soon!