155201011420

Names of 155201011420

• Cardinal: 155201011420 can be written as One hundred fifty-five billion, two hundred one million, eleven thousand, four hundred twenty.

Scientific notation

• Scientific notation: 1.5520101142 × 10¹¹

Factors of 155201011420

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 520

Divisors of 155201011420

• Number of divisors d(n): 432
• Complete list of divisors:
  1 2 4 5 7 10 13 14 17 20 26 28 34 35 49 52 65 68 70 85 91 98 119 130 140 169 170 182 196 199 221 238 245 260 277 338 340 364 398 442 455 476 490 554 595 637 676 796 833 845 884 910 980 995 1105 1108 1183 1190 1274 1385 1393 1547 1666 1690 1820 1939 1990 2210 2366 2380 2548 2587 2770 2786 2873 3094 3185 3332 3380 3383 3601 3878 3980 4165 4420 4709 4732 5174 5540 5572 5746 5915 6188 6370 6766 6965 7202 7735 7756 8281 8330 9418 9695 9751 10348 10829 11492 11830 12740 12935 13532 13573 13930 14365 14404 15470 16562 16660 16915 18005 18109 18836 19390 19502 20111 21658 23545 23660 23681 25207 25870 27146 27860 28730 30940 32963 33124 33631 33830 36010 36218 38780 39004 40222 41405 43316 43979 46813 47090 47362 48755 50414 51740 54145 54292 55123 57460 61217 65926 67262 67660 67865 72020 72436 80444 82810 87958 90545 93626 94180 94724 97510 100555 100828 108290 110246 118405 122434 126035 126763 131852 134524 135730 140777 164815 165620 165767 168155 175916 176449 181090 187252 195020 201110 216580 219895 220492 230741 234065 235417 236810 244868 252070 253526 271460 275615 281554 306085 307853 327691 329630 331534 336310 352898 362180 385861 402220 428519 439790 461482 468130 470834 473620 504140 507052 551230 563108 571727 612170 615706 633815 655382 659260 663068 672620 703885 705796 716599 771722 795821 828835 857038 879580 882245 922964 936260 937091 941668 1102460 1143454 1153705 1177085 1224340 1231412 1267630 1310764 1407770 1433198 1539265 1543444 1591642 1638455 1647919 1657670 1714076 1764490 1874182 1929305 2142595 2154971 2286908 2293837 2307410 2354170 2535260 2701027 2815540 2858635 2866396 2999633 3078530 3183284 3276910 3295838 3315340 3528980 3582995 3748364 3858610 3979105 4002089 4285190 4309942 4587674 4614820 4685455 4708340 5016193 5402054 5570747 5717270 5999266 6157060 6553820 6559637 6591676 7165990 7717220 7958210 8004178 8239595 8570380 8619884 9175348 9315787 9370910 10032386 10774855 10804108 11141494 11434540 11469185 11998532 12182183 13119274 13505135 14331980 14998165 15916420 16008356 16479190 18631574 18741820 20010445 20064772 21549710 22282988 22938370 24364366 25080965 26238548 27010270 27853735 28014623 29996330 32798185 32958380 35113351 37263148 38995229 40020890 43099420 45876740 45917459 46578935 48728732 50161930 54020540 55707470 56029246 59992660 60910915 65210509 65596370 70226702 77990458 80041780 85275281 91834918 93157870 100323860 111414940 112058492 121821830 130421018 131192740 140073115 140453404 155980916 158368379 170550562 175566755 183669836 186315740 194976145 229587295 243643660 260842036 280146230 316736758 326052545 341101124 351133510 389952290 426376405 456473563 459174590 560292460 596926967 633473516 652105090 702267020 779904580 791841895 852752810 912947126 918349180 1108578653 1193853934 1304210180 1583683790 1705505620 1825894252 2217157306 2282367815 2387707868 2984634835 3167367580 4434314612 4564735630 5542893265 5969269670 7760050571 9129471260 11085786530 11938539340 15520101142 22171573060 31040202284 38800252855 77600505710 155201011420
• Sum of all divisors σ(n): 438452481600
• Sum of proper divisors (its aliquot sum) s(n): 283251470180
• 155201011420 is an abundant number, because the sum of its proper divisors (283251470180) is greater than itself. Its abundance is 128050458760

Bases of 155201011420

• Binary: 10010000100010101100110111111011011100₂
• Hexadecimal: 0x2422B37EDC
• Base-36: 1ZAQOAU4

Squares and roots of 155201011420

• 155201011420 squared (155201011420²) is 24087353945790970416400
• 155201011420 cubed (155201011420³) is 3738381694818286460528578555288000
• The square root of 155201011420 is 393955.5957465257
• The cube root of 155201011420 is 5374.0064381085

Scales and comparisons

• 155,201,011,420 seconds is equal to 4,934 years, 47 weeks, 3 days, 3 minutes, 40 seconds.
• To count from 1 to 155,201,011,420 would take you about nine thousand, eight hundred sixty-nine 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 155201011420 cubic inches would be around 447.8 feet tall.

Recreational maths with 155201011420

• 155201011420 backwards is 024110102551
• The number of decimal digits it has is: 12
• The sum of 155201011420's digits is 22
• More coming soon!