398903928201

Names of 398903928201

• Cardinal: 398903928201 can be written as Three hundred ninety-eight billion, nine hundred three million, nine hundred twenty-eight thousand, two hundred one.

Scientific notation

• Scientific notation: 3.98903928201 × 10¹¹

Factors of 398903928201

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 821

Divisors of 398903928201

• Number of divisors d(n): 144
• Complete list of divisors:
  1 3 9 17 27 29 51 87 89 153 261 267 289 459 493 683 783 801 841 867 1479 1513 2049 2403 2523 2581 2601 4437 4539 6147 7569 7743 7803 8381 11611 13311 13617 14297 18441 19807 22707 23229 25143 25721 34833 40851 42891 43877 59421 60787 69687 74849 75429 77163 104499 128673 131631 178263 182361 197387 224547 226287 231489 243049 313497 336719 386019 394893 534789 547083 574403 592161 673641 694467 729147 745909 1010157 1033379 1184679 1272433 1641249 1723209 1762823 1776483 2020923 2187441 2237727 3030471 3100137 3817299 5169627 5288469 5329449 5724223 6562323 6713181 9091413 9300411 9764851 11451897 15508881 15865407 17172669 17567443 20139543 21631361 27901233 29294553 29967991 34355691 47596221 51121867 51518007 52702329 64894083 87883659 89903973 153365601 154554021 158106987 166002467 194682249 263650977 269711919 460096803 474320961 498007401 509455847 584046747 809135757 869071739 1380290409 1494022203 1528367541 2607215217 4482066609 4585102623 7821645651 13755307869 14774219563 23464936953 44322658689 132967976067 398903928201
• Sum of all divisors σ(n): 658438372800
• Sum of proper divisors (its aliquot sum) s(n): 259534444599
• 398903928201 is a deficient number, because the sum of its proper divisors (259534444599) is less than itself. Its deficiency is 139369483602

Bases of 398903928201

• Binary: 101110011100000100001101110010110001001₂
• Hexadecimal: 0x5CE086E589
• Base-36: 53953KW9

Squares and roots of 398903928201

• 398903928201 squared (398903928201²) is 159124343934188563096401
• 398903928201 cubed (398903928201³) is 63475325867754784442602102745504601
• The square root of 398903928201 is 631588.4167723469
• The cube root of 398903928201 is 7361.3269024389

Scales and comparisons

• 398,903,928,201 seconds is equal to 12,683 years, 47 weeks, 2 days, 14 hours, 43 minutes, 21 seconds.
• To count from 1 to 398,903,928,201 would take you about twenty-five thousand, three hundred sixty-seven 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 398903928201 cubic inches would be around 613.4 feet tall.

Recreational maths with 398903928201

• 398903928201 backwards is 102829309893
• The number of decimal digits it has is: 12
• The sum of 398903928201's digits is 54
• More coming soon!