155221964480

Names of 155221964480

• Cardinal: 155221964480 can be written as One hundred fifty-five billion, two hundred twenty-one million, nine hundred sixty-four thousand, four hundred eighty.

Scientific notation

• Scientific notation: 1.5522196448 × 10¹¹

Factors of 155221964480

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 3217

Divisors of 155221964480

• Number of divisors d(n): 224
• Complete list of divisors:
  1 2 4 5 8 10 11 16 20 22 32 40 44 55 64 80 88 109 110 137 160 176 218 220 274 320 352 436 440 545 548 685 704 872 880 1090 1096 1199 1370 1507 1744 1760 2180 2192 2398 2740 2953 3014 3488 3520 4360 4384 4796 5480 5906 5995 6028 6976 7535 8720 8768 9592 10960 11812 11990 12056 14765 14933 15070 17440 19184 21920 23624 23980 24112 29530 29866 30140 32483 34880 38368 43840 47248 47960 48224 59060 59732 60280 64966 74665 76736 94496 95920 96448 118120 119464 120560 129932 149330 162415 164263 188992 191840 236240 238928 241120 259864 298660 321877 324830 328526 383680 404561 472480 477856 482240 519728 597320 643754 649660 657052 809122 821315 944960 955712 1039456 1194640 1287508 1299320 1314104 1609385 1618244 1642630 2022805 2078912 2389280 2575016 2598640 2628208 3218770 3236488 3285260 3540647 4045610 4450171 4778560 5150032 5197280 5256416 6437540 6472976 6570520 7081294 8091220 8900342 10300064 10394560 10512832 12875080 12945952 13141040 14162588 16182440 17703235 17800684 20600128 22250855 25750160 25891904 26282080 28325176 32364880 35406470 35601368 44097149 44501710 51500320 52564160 56650352 64729760 70812940 71202736 88194298 89003420 103000640 113300704 129459520 141625880 142405472 176388596 178006840 220485745 226601408 283251760 284810944 352777192 356013680 440971490 485068639 566503520 705554384 712027360 881942980 970137278 1133007040 1411108768 1424054720 1763885960 1940274556 2425343195 2822217536 3527771920 3880549112 4850686390 7055543840 7761098224 9701372780 14111087680 15522196448 19402745560 31044392896 38805491120 77610982240 155221964480
• Sum of all divisors σ(n): 410032687680
• Sum of proper divisors (its aliquot sum) s(n): 254810723200
• 155221964480 is an abundant number, because the sum of its proper divisors (254810723200) is greater than itself. Its abundance is 99588758720

Bases of 155221964480

• Binary: 10010000100011111100110011011011000000₂
• Hexadecimal: 0x2423F336C0
• Base-36: 1ZB35EBK

Squares and roots of 155221964480

• 155221964480 squared (155221964480²) is 24093858257030381670400
• 155221964480 cubed (155221964480³) is 3739896010558924613923671867392000
• The square root of 155221964480 is 393982.1880237735
• The cube root of 155221964480 is 5374.2482681743

Scales and comparisons

• 155,221,964,480 seconds is equal to 4,935 years, 30 weeks, 12 hours, 21 minutes, 20 seconds.
• To count from 1 to 155,221,964,480 would take you about nine thousand, eight hundred seventy-one 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 155221964480 cubic inches would be around 447.9 feet tall.

Recreational maths with 155221964480

• 155221964480 backwards is 084469122551
• The number of decimal digits it has is: 12
• The sum of 155221964480's digits is 47
• More coming soon!