155191143328

Names of 155191143328

• Cardinal: 155191143328 can be written as One hundred fifty-five billion, one hundred ninety-one million, one hundred forty-three thousand, three hundred twenty-eight.

Scientific notation

• Scientific notation: 1.55191143328 × 10¹¹

Factors of 155191143328

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 1155022

Divisors of 155191143328

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 4 8 13 16 17 19 26 32 34 38 52 68 76 104 136 152 208 221 247 272 304 323 416 442 494 544 608 646 884 988 1292 1768 1976 2584 3536 3952 4199 5168 7072 7904 8398 10336 16796 33592 67184 134368 1154971 2309942 4619884 9239768 15014623 18479536 19634507 21944449 30029246 36959072 39269014 43888898 60058492 78538028 87777796 120116984 157076056 175555592 240233968 255248591 285277837 314152112 351111184 373055633 480467936 510497182 570555674 628304224 702222368 746111266 1020994364 1141111348 1492222532 2041988728 2282222696 2984445064 4083977456 4564445392 4849723229 5968890128 8167954912 9128890784 9699446458 11937780256 19398892916 38797785832 77595571664 155191143328
• Sum of all divisors σ(n): 366726709440
• Sum of proper divisors (its aliquot sum) s(n): 211535566112
• 155191143328 is an abundant number, because the sum of its proper divisors (211535566112) is greater than itself. Its abundance is 56344422784

Bases of 155191143328

• Binary: 10010000100010000111001110101110100000₂
• Hexadecimal: 0x24221CEBA0
• Base-36: 1ZAKSSKG

Squares and roots of 155191143328

• 155191143328 squared (155191143328²) is 24084290967451838915584
• 155191143328 cubed (155191143328³) is 3737668651483074116085564636823552
• The square root of 155191143328 is 393943.0711765343
• The cube root of 155191143328 is 5373.8925378329

Scales and comparisons

• 155,191,143,328 seconds is equal to 4,934 years, 31 weeks, 18 hours, 55 minutes, 28 seconds.
• To count from 1 to 155,191,143,328 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 155191143328 cubic inches would be around 447.8 feet tall.

Recreational maths with 155191143328

• 155191143328 backwards is 823341191551
• The number of decimal digits it has is: 12
• The sum of 155191143328's digits is 43
• More coming soon!