15997432572

Names of 15997432572

• Cardinal: 15997432572 can be written as Fifteen billion, nine hundred ninety-seven million, four hundred thirty-two thousand, five hundred seventy-two.

Scientific notation

• Scientific notation: 1.5997432572 × 10¹⁰

Factors of 15997432572

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 505

Divisors of 15997432572

• Number of divisors d(n): 216
• Complete list of divisors:
  1 2 3 4 6 9 11 12 18 22 31 33 36 44 62 66 93 99 124 127 132 186 198 254 279 331 341 372 381 396 508 558 662 682 762 961 993 1023 1116 1143 1324 1364 1397 1524 1922 1986 2046 2286 2794 2883 2979 3069 3641 3844 3937 3972 4092 4191 4572 5588 5766 5958 6138 7282 7874 8382 8649 10261 10571 10923 11532 11811 11916 12276 12573 14564 15748 16764 17298 20522 21142 21846 23622 25146 30783 31713 32769 34596 35433 41044 42037 42284 43307 43692 47244 50292 61566 63426 65538 70866 84074 86614 92349 95139 112871 122047 123132 126111 126852 129921 131076 141732 168148 173228 184698 190278 225742 244094 252222 259842 318091 338613 366141 369396 378333 380556 389763 451484 462407 488188 504444 519684 636182 677226 732282 756666 779526 924814 954273 1015839 1098423 1272364 1303147 1342517 1354452 1387221 1464564 1513332 1559052 1849628 1908546 2031678 2196846 2606294 2685034 2774442 2862819 3499001 3817092 3909441 4027551 4063356 4161663 4393692 5212588 5370068 5548884 5725638 6998002 7818882 8055102 8323326 10497003 11451276 11728323 12082653 13996004 14334617 15637764 16110204 16646652 20994006 23456646 24165306 28669234 31491009 40397557 41988012 43003851 46913292 48330612 57338468 62982018 80795114 86007702 121192671 125964036 129011553 161590228 172015404 242385342 258023106 363578013 444373127 484770684 516046212 727156026 888746254 1333119381 1454312052 1777492508 2666238762 3999358143 5332477524 7998716286 15997432572
• Sum of all divisors σ(n): 46080792576
• Sum of proper divisors (its aliquot sum) s(n): 30083360004
• 15997432572 is an abundant number, because the sum of its proper divisors (30083360004) is greater than itself. Its abundance is 14085927432

Bases of 15997432572

• Binary: 1110111001100001010111001011111100₂
• Hexadecimal: 0x3B98572FC
• Base-36: 7CKGHZ0

Squares and roots of 15997432572

• 15997432572 squared (15997432572²) is 255917848895686535184
• 15997432572 cubed (15997432572³) is 4094028531680030008254345613248
• The square root of 15997432572 is 126480.9573493181
• The cube root of 15997432572 is 2519.7073110557

Scales and comparisons

• 15,997,432,572 seconds is equal to 508 years, 34 weeks, 5 days, 11 hours, 16 minutes, 12 seconds.
• To count from 1 to 15,997,432,572 would take you about one thousand and seventeen 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 15997432572 cubic inches would be around 210 feet tall.

Recreational maths with 15997432572

• 15997432572 backwards is 27523479951
• The number of decimal digits it has is: 11
• The sum of 15997432572's digits is 54
• More coming soon!