399429051945

Names of 399429051945

• Cardinal: 399429051945 can be written as Three hundred ninety-nine billion, four hundred twenty-nine million, fifty-one thousand, nine hundred forty-five.

Scientific notation

• Scientific notation: 3.99429051945 × 10¹¹

Factors of 399429051945

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 175

Divisors of 399429051945

• Number of divisors d(n): 432
• Complete list of divisors:
  1 3 5 7 11 15 17 21 33 35 49 51 55 61 71 77 85 105 119 121 147 165 183 187 213 231 245 255 305 355 357 363 385 427 497 539 561 595 605 671 735 781 833 847 915 935 1037 1065 1155 1207 1281 1309 1491 1617 1785 1815 2013 2057 2135 2343 2485 2499 2541 2695 2805 2989 3111 3355 3479 3621 3721 3905 3927 4165 4235 4331 4697 5185 5467 5929 6035 6171 6405 6545 7259 7381 7455 8085 8449 8591 8967 9163 10065 10285 10437 11163 11407 11715 12495 12705 12993 13277 14091 14399 14945 15555 16401 17395 17787 18105 18605 19635 21655 21777 22143 23485 25347 25773 26047 27335 27489 29645 30317 30855 32879 34221 36295 36905 38269 39831 40931 42245 42955 43197 44835 45815 47641 50813 51667 52185 55815 57035 59143 60137 63257 64965 66385 70455 71995 73627 78141 79849 82005 88935 90951 92939 98637 100793 108885 110715 114807 122793 125477 126735 128865 130235 137445 142923 146047 151585 152439 155001 164395 171105 177429 180411 182329 189771 191345 199155 204655 212219 215985 220881 238205 239547 254065 258335 264191 278817 286517 295715 300685 302379 316285 333487 361669 368135 376431 390705 399245 420959 438141 442799 450241 454755 464695 493185 503965 515389 524051 546987 558943 574035 613965 627385 636657 650573 695827 714615 730235 762195 775005 792573 809897 859551 878339 887145 902055 911645 948855 1000461 1022329 1061095 1085007 1104405 1197735 1262877 1320955 1328397 1350723 1394085 1432585 1511895 1546167 1572153 1667435 1676829 1808345 1849337 1882155 1951719 2005619 2087481 2104795 2190705 2213995 2251205 2334409 2429691 2576945 2620255 2635017 2734935 2794715 2906101 3066987 3099593 3151687 3183285 3252865 3479135 3607723 3668357 3962865 4049485 4297755 4391695 4491247 4870789 5002305 5111645 5425035 5548011 5669279 6016857 6148373 6314385 6641985 6753615 7003227 7156303 7654097 7730835 7860765 8384145 8718303 8908867 9246685 9298779 9455061 9758595 10028095 10437405 10823169 11005071 11672045 12148455 12945359 13175085 13473741 14530505 14612367 15334935 15497965 15758435 17007837 18038615 18341785 18445119 20342707 21468909 22061809 22456235 22962291 24353945 25678499 26726601 27740055 28346395 30084285 30741865 31438729 31967111 34095523 35016135 35781515 38270485 38836077 39684953 43591515 44544335 46493895 47275305 49403717 53578679 54115845 55025355 61028121 62362069 64726795 66185427 67368705 73061835 77035497 85039185 92225595 94316187 95901333 101713535 102286569 107344545 110309045 114811455 119054859 128392495 133633005 142398949 148211151 157193645 159835555 160736037 170477615 187086207 194180385 198424765 220071103 223769777 247018585 267893395 305140605 311810345 330927135 345826019 375050753 385177485 427196847 436534483 471580935 479506665 511432845 543440887 595274295 660213309 671309331 711994745 741055755 803680185 935431035 1037478057 1100355515 1118848885 1125152259 1309603449 1566388439 1630322661 1729130095 1875253765 2135984235 2182672415 2420782133 2717204435 3301066545 3356546655 3804086209 4699165317 5187390285 5625761295 6548017245 7262346399 7831942195 8151613305 11412258627 12103910665 19020431045 23495826585 26628603463 36311731995 57061293135 79885810389 133143017315 399429051945
• Sum of all divisors σ(n): 892029220992
• Sum of proper divisors (its aliquot sum) s(n): 492600169047
• 399429051945 is an abundant number, because the sum of its proper divisors (492600169047) is greater than itself. Its abundance is 93171117102

Bases of 399429051945

• Binary: 101110011111111110100111010011000101001₂
• Hexadecimal: 0x5CFFD3A629
• Base-36: 53HTQSYX

Squares and roots of 399429051945

• 399429051945 squared (399429051945²) is 159543567537681508283025
• 399429051945 cubed (399429051945³) is 63726335925499202916846340486733625
• The square root of 399429051945 is 632003.9967792923
• The cube root of 399429051945 is 7364.5556769719

Scales and comparisons

• 399,429,051,945 seconds is equal to 12,700 years, 31 weeks, 4 days, 10 hours, 25 minutes, 45 seconds.
• To count from 1 to 399,429,051,945 would take you about twenty-five thousand, four hundred one 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 399429051945 cubic inches would be around 613.7 feet tall.

Recreational maths with 399429051945

• 399429051945 backwards is 549150924993
• The number of decimal digits it has is: 12
• The sum of 399429051945's digits is 60
• More coming soon!