12997321792

Names of 12997321792

• Cardinal: 12997321792 can be written as Twelve billion, nine hundred ninety-seven million, three hundred twenty-one thousand, seven hundred ninety-two.

Scientific notation

• Scientific notation: 1.2997321792 × 10¹⁰

Factors of 12997321792

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 1723

Divisors of 12997321792

• Number of divisors d(n): 224
• Complete list of divisors:
  1 2 4 7 8 13 14 16 19 26 28 32 38 52 56 64 73 76 91 104 112 133 146 152 182 208 224 247 266 292 304 364 416 448 494 511 532 584 608 728 832 949 988 1022 1064 1168 1216 1387 1456 1609 1729 1898 1976 2044 2128 2336 2774 2912 3218 3458 3796 3952 4088 4256 4672 5548 5824 6436 6643 6916 7592 7904 8176 8512 9709 11096 11263 12872 13286 13832 15184 15808 16352 18031 19418 20917 22192 22526 25744 26572 27664 30368 30571 32704 36062 38836 41834 44384 45052 51488 53144 55328 60736 61142 72124 77672 83668 88768 90104 102976 106288 110656 117457 122284 126217 144248 146419 155344 167336 180208 212576 213997 234914 244568 252434 288496 292838 310688 334672 360416 397423 425152 427994 469828 489136 504868 576992 585676 621376 669344 720832 794846 822199 855988 939656 978272 1009736 1153984 1171352 1338688 1526941 1589692 1644398 1711976 1879312 1956544 2019472 2231683 2342704 2781961 3053882 3179384 3288796 3423952 3758624 4038944 4463366 4685408 5563922 6107764 6358768 6577592 6847904 7517248 8077888 8926732 9370816 10688587 11127844 12215528 12717536 13155184 13695808 15621781 17853464 21377174 22255688 24431056 25435072 26310368 29011879 31243562 35706928 42754348 44511376 48862112 52620736 58023758 62487124 71413856 85508696 89022752 97724224 116047516 124974248 142827712 171017392 178045504 203083153 232095032 249948496 342034784 406166306 464190064 499896992 684069568 812332612 928380128 999793984 1624665224 1856760256 3249330448 6498660896 12997321792
• Sum of all divisors σ(n): 33892947200
• Sum of proper divisors (its aliquot sum) s(n): 20895625408
• 12997321792 is an abundant number, because the sum of its proper divisors (20895625408) is greater than itself. Its abundance is 7898303616

Bases of 12997321792

• Binary: 1100000110101100110110010001000000₂
• Hexadecimal: 0x306B36440
• Base-36: 5YY9POG

Squares and roots of 12997321792

• 12997321792 squared (12997321792²) is 168930373764798091264
• 12997321792 cubed (12997321792³) is 2195642428263915314065592025088
• The square root of 12997321792 is 114005.7971859327
• The cube root of 12997321792 is 2351.1732057753

Scales and comparisons

• 12,997,321,792 seconds is equal to 413 years, 14 weeks, 1 day, 23 hours, 9 minutes, 52 seconds.
• To count from 1 to 12,997,321,792 would take you about eight hundred twenty-six 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 12997321792 cubic inches would be around 195.9 feet tall.

Recreational maths with 12997321792

• 12997321792 backwards is 29712379921
• 12997321792 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 12997321792's digits is 52
• More coming soon!