399893995424

Names of 399893995424

• Cardinal: 399893995424 can be written as Three hundred ninety-nine billion, eight hundred ninety-three million, nine hundred ninety-five thousand, four hundred twenty-four.

Scientific notation

• Scientific notation: 3.99893995424 × 10¹¹

Factors of 399893995424

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 933

Divisors of 399893995424

• Number of divisors d(n): 288
• Complete list of divisors:
  1 2 4 7 8 11 14 16 22 28 31 32 44 56 62 77 88 112 124 154 176 217 224 248 281 308 341 352 434 496 562 601 616 682 868 961 992 1124 1202 1232 1364 1736 1922 1967 2248 2387 2404 2464 2728 3091 3472 3844 3934 4207 4496 4774 4808 5456 6182 6611 6727 6944 7688 7868 8414 8711 8992 9548 9616 10571 10912 12364 13222 13454 15376 15736 16828 17422 18631 19096 19232 21142 21637 24728 26444 26908 30752 31472 33656 34844 37262 38192 42284 43274 46277 49456 52888 53816 60977 62944 67312 69688 73997 74524 76384 84568 86548 92554 95821 98912 105776 107632 121954 130417 134624 139376 147994 149048 168881 169136 173096 185108 191642 204941 211552 215264 243908 260834 270041 278752 295988 298096 337762 338272 346192 370216 383284 409882 487816 521668 540082 577561 591976 596192 670747 675524 692384 740432 766568 819764 975632 1043336 1080164 1155122 1182167 1183952 1341494 1351048 1434587 1480864 1533136 1639528 1857691 1890287 1951264 2086672 2160328 2310244 2364334 2367904 2682988 2702096 2869174 2970451 3066272 3279056 3715382 3780574 4042927 4173344 4320656 4620488 4728668 5235311 5365976 5404192 5738348 5940902 6353171 6558112 7430764 7561148 8085854 8641312 9240976 9457336 10470622 10731952 11476696 11881804 12706342 13003837 14861528 15122296 16171708 18481952 18914672 20793157 20941244 21463904 22953392 23763608 25412684 26007674 29723056 30244592 32343416 36647177 37829344 41586314 41882488 44472197 45906784 47527216 50825368 52015348 57588421 59446112 60489184 64686832 73294354 83172628 83764976 88944394 95054432 101650736 104030696 115176842 129373664 146588708 162294641 166345256 167529952 177888788 203301472 208061392 230353684 293177416 324589282 332690512 355777576 403118947 416122784 460707368 586354832 649178564 665381024 711555152 806237894 921414736 1136062487 1172709664 1298357128 1423110304 1612475788 1785241051 1842829472 2272124974 2596714256 3224951576 3570482102 4544249948 5193428512 6449903152 7140964204 9088499896 12496687357 12899806304 14281928408 18176999792 24993374714 28563856816 36353999584 49986749428 57127713632 99973498856 199946997712 399893995424
• Sum of all divisors σ(n): 1019545543296
• Sum of proper divisors (its aliquot sum) s(n): 619651547872
• 399893995424 is an abundant number, because the sum of its proper divisors (619651547872) is greater than itself. Its abundance is 219757552448

Bases of 399893995424

• Binary: 101110100011011100010100001111110100000₂
• Hexadecimal: 0x5D1B8A1FA0
• Base-36: 53PIK5NK

Squares and roots of 399893995424

• 399893995424 squared (399893995424²) is 159915207576170132939776
• 399893995424 cubed (399893995424³) is 63949131286692989273264255411585024
• The square root of 399893995424 is 632371.7225050469
• The cube root of 399893995424 is 7367.4120661143

Scales and comparisons

• 399,893,995,424 seconds is equal to 12,715 years, 20 weeks, 2 days, 17 hours, 23 minutes, 44 seconds.
• To count from 1 to 399,893,995,424 would take you about twenty-five thousand, four hundred thirty 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 399893995424 cubic inches would be around 614 feet tall.

Recreational maths with 399893995424

• 399893995424 backwards is 424599398993
• The number of decimal digits it has is: 12
• The sum of 399893995424's digits is 74
• More coming soon!