155297531312

Names of 155297531312

• Cardinal: 155297531312 can be written as One hundred fifty-five billion, two hundred ninety-seven million, five hundred thirty-one thousand, three hundred twelve.

Scientific notation

• Scientific notation: 1.55297531312 × 10¹¹

Factors of 155297531312

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 309770

Divisors of 155297531312

• Number of divisors d(n): 120
• Complete list of divisors:
  1 2 4 7 8 11 14 16 22 28 37 44 56 74 77 88 112 121 148 154 176 242 259 296 308 407 484 518 592 616 814 847 968 1036 1232 1628 1694 1936 2072 2849 3256 3388 4144 4477 5698 6512 6776 8954 11396 13552 17908 22792 31339 35816 45584 62678 71632 125356 250712 309713 501424 619426 1238852 2167991 2477704 3406843 4335982 4955408 6813686 8671964 11459381 13627372 17343928 22918762 23847901 27254744 34687856 37475273 45837524 47695802 54509488 74950546 80215667 91675048 95391604 126053191 149901092 160431334 183350096 190783208 252106382 262326911 299802184 320862668 381566416 504212764 524653822 599604368 641725336 882372337 1008425528 1049307644 1283450672 1386585101 1764744674 2016851056 2098615288 2773170202 3529489348 4197230576 5546340404 7058978696 9706095707 11092680808 14117957392 19412191414 22185361616 38824382828 77648765656 155297531312
• Sum of all divisors σ(n): 388193049888
• Sum of proper divisors (its aliquot sum) s(n): 232895518576
• 155297531312 is an abundant number, because the sum of its proper divisors (232895518576) is greater than itself. Its abundance is 77597987264

Bases of 155297531312

• Binary: 10010000101000011101000100010110110000₂
• Hexadecimal: 0x24287445B0
• Base-36: 1ZCC5228

Squares and roots of 155297531312

• 155297531312 squared (155297531312²) is 24117323231601620441344
• 155297531312 cubed (155297531312³) is 3745360759721277678399559099363328
• The square root of 155297531312 is 394078.0776851207
• The cube root of 155297531312 is 5375.1202432029

Scales and comparisons

• 155,297,531,312 seconds is equal to 4,937 years, 51 weeks, 3 hours, 8 minutes, 32 seconds.
• To count from 1 to 155,297,531,312 would take you about nine thousand, eight hundred seventy-five 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 155297531312 cubic inches would be around 447.9 feet tall.

Recreational maths with 155297531312

• 155297531312 backwards is 213135792551
• 155297531312 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 155297531312's digits is 44
• More coming soon!