428638329191808

Names of 428638329191808

• Cardinal: 428638329191808 can be written as Four hundred twenty-eight trillion, six hundred thirty-eight billion, three hundred twenty-nine million, one hundred ninety-one thousand, eight hundred eight.

Scientific notation

• Scientific notation: 4.28638329191808 × 10¹⁴

Factors of 428638329191808

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 951616114

Divisors of 428638329191808

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 17 18 23 24 32 34 36 46 48 51 64 68 69 72 92 96 102 128 136 138 144 153 184 192 204 207 272 276 288 306 368 384 391 408 414 544 552 576 612 736 782 816 828 1088 1104 1152 1173 1224 1472 1564 1632 1656 2176 2208 2346 2448 2944 3128 3264 3312 3519 4416 4692 4896 6256 6528 6624 7038 8832 9384 9792 12512 13248 14076 18768 19584 25024 26496 28152 37536 50048 56304 75072 112608 150144 225216 450432 951616069 1903232138 2854848207 3806464276 5709696414 7612928552 8564544621 11419392828 15225857104 16177473173 17129089242 21887169587 22838785656 30451714208 32354946346 34258178484 43774339174 45677571312 48532419519 60903428416 64709892692 65661508761 68516356968 87548678348 91355142624 97064839038 121806856832 129419785384 131323017522 137032713936 145597258557 175097356696 182710285248 194129678076 196984526283 258839570768 262646035044 274065427872 291194517114 350194713392 365420570496 372081882979 388259356152 393969052566 517679141536 525292070088 548130855744 582389034228 700389426784 744163765958 776518712304 787938105132 1035358283072 1050584140176 1096261711488 1116245648937 1164778068456 1400778853568 1488327531916 1553037424608 1575876210264 2070716566144 2101168280352 2232491297874 2329556136912 2801557707136 2976655063832 3106074849216 3151752420528 3348736946811 4202336560704 4464982595748 4659112273824 5953310127664 6212149698432 6303504841056 6697473893622 8404673121408 8929965191496 9318224547648 11906620255328 12607009682112 13394947787244 17859930382992 18636449095296 23813240510656 25214019364224 26789895574488 35719860765984 47626481021312 53579791148976 71439721531968 107159582297952 142879443063936 214319164595904 428638329191808
• Sum of all divisors σ(n): 1362790341525600
• Sum of proper divisors (its aliquot sum) s(n): 934152012333792
• 428638329191808 is an abundant number, because the sum of its proper divisors (934152012333792) is greater than itself. Its abundance is 505513683141984

Bases of 428638329191808

• Binary: 1100001011101100000100011010110010011110110000000₂
• Hexadecimal: 0x185D823593D80
• Base-36: 47XTQA34W0

Squares and roots of 428638329191808

• 428638329191808 squared (428638329191808²) is 183730817252344762254454308864
• 428638329191808 cubed (428638329191808³) is 78754070528090470820189311916817220330586112
• The square root of 428638329191808 is 20703582.5207090185
• The cube root of 428638329191808 is 75398.6669850317

Scales and comparisons

• 428,638,329,191,808 seconds is equal to 13,629,373 years, 1 day, 1 hour, 16 minutes, 48 seconds.
• To count from 1 to 428,638,329,191,808 would take you about thirty-four million, seventy-three thousand, four hundred thirty-two 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 428638329191808 cubic inches would be around 6283.2 feet tall.

Recreational maths with 428638329191808

• 428638329191808 backwards is 808191923836824
• 428638329191808 is a Harshad number.
• The number of decimal digits it has is: 15
• The sum of 428638329191808's digits is 72
• More coming soon!