398428557156

Names of 398428557156

• Cardinal: 398428557156 can be written as Three hundred ninety-eight billion, four hundred twenty-eight million, five hundred fifty-seven thousand, one hundred fifty-six.

Scientific notation

• Scientific notation: 3.98428557156 × 10¹¹

Factors of 398428557156

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 41

Divisors of 398428557156

• Number of divisors d(n): 432
• Complete list of divisors:
  1 2 3 4 6 7 9 12 14 18 21 27 28 29 36 42 49 54 58 63 81 84 87 98 108 116 126 147 162 174 189 196 203 243 252 261 294 324 343 348 378 406 441 486 522 567 588 609 686 756 783 812 841 882 972 1029 1044 1134 1218 1323 1372 1421 1566 1682 1701 1764 1827 2058 2268 2349 2401 2436 2523 2646 2842 3087 3132 3364 3402 3654 3969 4116 4263 4698 4802 5046 5292 5481 5684 5887 6174 6804 7047 7203 7308 7569 7938 8526 9261 9396 9604 9947 10092 10962 11774 11907 12348 12789 14094 14406 15138 15876 16443 16807 17052 17661 18522 19894 21609 21924 22707 23548 23814 24389 25578 27783 28188 28812 29841 30276 32886 33614 35322 37044 38367 39788 41209 43218 45414 47628 48778 49329 50421 51156 52983 55566 59682 64827 65772 67228 68121 69629 70644 73167 76734 82418 83349 86436 89523 90828 97556 98658 100842 105966 111132 115101 119364 123627 129654 136242 139258 146334 151263 153468 158949 164836 166698 170723 179046 194481 197316 201684 204363 208887 211932 219501 230202 247254 259308 268569 272484 278516 288463 292668 302526 317898 333396 341446 345303 358092 370881 388962 408726 417774 439002 453789 460404 476847 487403 494508 512169 537138 576926 583443 605052 626661 635796 658503 682892 690606 741762 777924 805707 817452 835548 865389 878004 907578 953694 974806 1024338 1074276 1112643 1153852 1166886 1195061 1253322 1317006 1361367 1381212 1430541 1462209 1483524 1536507 1611414 1730778 1815156 1879983 1907388 1949612 1975509 2019241 2048676 2225286 2333772 2390122 2417121 2506644 2596167 2634012 2722734 2861082 2924418 3073014 3222828 3337929 3461556 3585183 3759966 3951018 4038482 4084101 4386627 4450572 4609521 4780244 4834242 5192334 5445468 5639949 5722164 5848836 5926527 6057723 6146028 6675858 7170366 7519932 7788501 7902036 8076964 8168202 8365427 8773254 9219042 9668484 10013787 10384668 10755549 11279898 11853054 12115446 13159881 13351716 13828563 14134687 14340732 15577002 16336404 16730854 16919847 17546508 18173169 18438084 20027574 21511098 22559796 23365503 23706108 24230892 25096281 26319762 27657126 28269374 31154004 32266647 33461708 33839694 36346338 39479643 40055148 41485689 42404061 43022196 46731006 50192562 52639524 54519507 55314252 56538748 58557989 64533294 67679388 70096509 72692676 75288843 78959286 82971378 84808122 93462012 96799941 100385124 109039014 117115978 118438929 127212183 129066588 140193018 150577686 157918572 163558521 165942756 169616244 175673967 193599882 218078028 225866529 234231956 236877858 254424366 280386036 290399823 301155372 327117042 351347934 381636549 387199764 409905923 451733058 473755716 490675563 508848732 527021901 580799646 654234084 677599587 702695868 763273098 819811846 903466116 981351126 1054043802 1144909647 1161599292 1229717769 1355199174 1526546196 1581065703 1639623692 1962702252 2032798761 2108087604 2289819294 2459435538 2710398348 3162131406 3434728941 3689153307 4065597522 4579638588 4743197109 4918871076 6324262812 6869457882 7378306614 8131195044 9486394218 11067459921 13738915764 14229591327 14756613228 18972788436 22134919842 28459182654 33202379763 44269839684 56918365308 66404759526 99607139289 132809519052 199214278578 398428557156
• Sum of all divisors σ(n): 1262019507840
• Sum of proper divisors (its aliquot sum) s(n): 863590950684
• 398428557156 is an abundant number, because the sum of its proper divisors (863590950684) is greater than itself. Its abundance is 465162393528

Bases of 398428557156

• Binary: 101110011000100001100010100111101100100₂
• Hexadecimal: 0x5CC4314F64
• Base-36: 531A2Q90

Squares and roots of 398428557156

• 398428557156 squared (398428557156²) is 158745315157411958808336
• 398428557156 cubed (398428557156³) is 63248666873442143767105017625252416
• The square root of 398428557156 is 631211.9748198699
• The cube root of 398428557156 is 7358.4015926999

Scales and comparisons

• 398,428,557,156 seconds is equal to 12,668 years, 41 weeks, 2 days, 15 hours, 12 minutes, 36 seconds.
• To count from 1 to 398,428,557,156 would take you about twenty-five thousand, three hundred thirty-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 398428557156 cubic inches would be around 613.2 feet tall.

Recreational maths with 398428557156

• 398428557156 backwards is 651755824893
• 398428557156 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 398428557156's digits is 63
• More coming soon!