1997027928

Names of 1997027928

• Cardinal: 1997027928 can be written as One billion, nine hundred ninety-seven million, twenty-seven thousand, nine hundred twenty-eight.

Scientific notation

• Scientific notation: 1.997027928 × 10⁹

Factors of 1997027928

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 321

Divisors of 1997027928

• Number of divisors d(n): 288
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 14 18 21 24 28 29 36 42 49 56 58 63 72 84 87 98 116 126 131 147 149 168 174 196 203 232 252 261 262 294 298 348 392 393 406 441 447 504 522 524 588 596 609 696 786 812 882 894 917 1043 1044 1048 1176 1179 1192 1218 1341 1421 1572 1624 1764 1788 1827 1834 2086 2088 2358 2436 2682 2751 2842 3129 3144 3528 3576 3654 3668 3799 4172 4263 4321 4716 4872 5364 5502 5684 6258 6419 7301 7308 7336 7598 8253 8344 8526 8642 9387 9432 10728 11004 11368 11397 12516 12789 12838 12963 14602 14616 15196 16506 17052 17284 18774 19257 19519 21903 22008 22794 25032 25578 25676 25926 26593 29204 30247 30392 33012 34104 34191 34568 37548 38514 38889 39038 43806 45588 51156 51352 51852 53186 57771 58408 58557 60494 65709 66024 68382 75096 77028 77778 78076 79779 87612 90741 91176 102312 103704 106372 115542 117114 120988 131418 136633 136764 154056 155556 156152 159558 175224 175671 181482 186151 211729 212744 231084 234228 239337 241976 262836 272223 273266 273528 311112 319116 351342 362964 372302 409899 423458 462168 468456 478674 525672 544446 546532 558453 566051 635187 638232 702684 725928 744604 819798 846916 956431 957348 1088892 1093064 1116906 1132102 1229697 1270374 1405368 1489208 1639596 1675359 1693832 1698153 1905561 1912862 1914696 2177784 2233812 2264204 2459394 2540748 2869293 3279192 3350718 3396306 3811122 3825724 3962357 4467624 4528408 4918788 5081496 5094459 5738586 6701436 6792612 7622244 7651448 7924714 8607879 9837576 10188918 11477172 11887071 13402872 13585224 15244488 15849428 17215758 20377836 22954344 23774142 27736499 31698856 34431516 35661213 40755672 47548284 55472998 68863032 71322426 83209497 95096568 110945996 142644852 166418994 221891992 249628491 285289704 332837988 499256982 665675976 998513964 1997027928
• Sum of all divisors σ(n): 6602310000
• Sum of proper divisors (its aliquot sum) s(n): 4605282072
• 1997027928 is an abundant number, because the sum of its proper divisors (4605282072) is greater than itself. Its abundance is 2608254144

Bases of 1997027928

• Binary: 1110111000010000011101001011000₂
• Hexadecimal: 0x77083A58
• Base-36: X0Z8M0

Squares and roots of 1997027928

• 1997027928 squared (1997027928²) is 3988120545211973184
• 1997027928 cubed (1997027928³) is 7964388109018897128435082752
• The square root of 1997027928 is 44688.1184208957
• The cube root of 1997027928 is 1259.2966444839

Scales and comparisons

• 1,997,027,928 seconds is equal to 63 years, 25 weeks, 6 days, 17 hours, 58 minutes, 48 seconds.
• To count from 1 to 1,997,027,928 would take you about one 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 1997027928 cubic inches would be around 104.9 feet tall.

Recreational maths with 1997027928

• 1997027928 backwards is 8297207991
• The number of decimal digits it has is: 10
• The sum of 1997027928's digits is 54
• More coming soon!