1028725475242400

Names of 1028725475242400

• Cardinal: 1028725475242400 can be written as One quadrillion, twenty-eight trillion, seven hundred twenty-five billion, four hundred seventy-five million, two hundred forty-two thousand, four hundred.

Scientific notation

• Scientific notation: 1.0287254752424 × 10¹⁵

Factors of 1028725475242400

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 1881

Divisors of 1028725475242400

• Number of divisors d(n): 324
• Complete list of divisors:
  1 2 4 5 8 10 13 16 20 25 26 32 40 50 52 65 80 100 104 130 160 169 200 208 260 325 338 400 416 520 650 676 800 845 1040 1300 1352 1690 1861 2080 2197 2600 2704 3380 3722 4225 4394 5200 5408 6760 7444 8450 8788 9305 10400 10985 13520 14888 16900 17576 18610 21970 24193 27040 28561 29776 33800 35152 37220 43940 46525 48386 54925 57122 59552 67600 70304 74440 87880 93050 96772 109850 114244 120965 135200 142805 148880 175760 186100 193544 219700 228488 241930 285610 297760 314509 351520 371293 372200 387088 439400 456976 483860 571220 604825 629018 714025 742586 744400 774176 878800 913952 967720 1142440 1209650 1258036 1428050 1485172 1488800 1572545 1757600 1856465 1935440 2284880 2419300 2516072 2856100 2970344 3145090 3463321 3712930 3870880 4088617 4569760 4838600 5032144 5712200 5940688 6290180 6926642 7425860 7862725 8177234 9282325 9677200 10064288 11424400 11881376 12580360 13853284 14851720 15725450 16354468 17316605 18564650 19354400 20443085 22848800 25160720 27706568 29703440 31450900 32708936 34633210 37129300 40886170 45023173 50321440 53152021 55413136 59406880 62901800 65417872 69266420 74258600 81772340 86583025 90046346 102215425 106304042 110826272 125803600 130835744 138532840 148517200 163544680 173166050 180092692 204430850 212608084 225115865 251607200 265760105 277065680 297034400 327089360 346332100 360185384 408861700 425216168 450231730 531520210 554131360 585301249 654178720 690976273 692664200 720370768 817723400 850432336 900463460 1063040420 1125579325 1170602498 1328800525 1381952546 1385328400 1440741536 1635446800 1700864672 1800926920 2126080840 2251158650 2341204996 2657601050 2763905092 2770656800 2926506245 3270893600 3454881365 3601853840 4252161680 4502317300 4682409992 5315202100 5527810184 5853012490 6909762730 7203707680 7608916237 8504323360 9004634600 9364819984 10630404200 11055620368 11706024980 13819525460 14632531225 15217832474 17274406825 18009269200 18729639968 21260808400 22111240736 23412049960 27639050920 29265062450 30435664948 34548813650 36018538400 38044581185 42521616800 46824099920 55278101840 58530124900 60871329896 69097627300 76089162370 93648199840 98915911081 110556203680 117060249800 121742659792 138195254600 152178324740 190222905925 197831822162 234120499600 243485319584 276390509200 304356649480 380445811850 395663644324 468240999200 494579555405 552781018400 608713298960 760891623700 791327288648 989159110810 1217426597920 1285906844053 1521783247400 1582654577296 1978318221620 2472897777025 2571813688106 3043566494800 3165309154592 3956636443240 4945795554050 5143627376212 6087132989600 6429534220265 7913272886480 9891591108100 10287254752424 12859068440530 15826545772960 19783182216200 20574509504848 25718136881060 32147671101325 39566364432400 41149019009696 51436273762120 64295342202650 79132728864800 102872547524240 128590684405300 205745095048480 257181368810600 514362737621200 1028725475242400
• Sum of all divisors σ(n): 2722119559959366
• Sum of proper divisors (its aliquot sum) s(n): 1693394084716966
• 1028725475242400 is an abundant number, because the sum of its proper divisors (1693394084716966) is greater than itself. Its abundance is 664668609474566

Bases of 1028725475242400

• Binary: 11101001111001111011010000100001011111000110100000₂
• Hexadecimal: 0x3A79ED085F1A0
• Base-36: A4NHYJ1YU8

Squares and roots of 1028725475242400

• 1028725475242400 squared (1028725475242400²) is 1058276103412701735338757760000
• 1028725475242400 cubed (1028725475242400³) is 1088675587420906841186926763212050881024000000
• The square root of 1028725475242400 is 32073750.5640110633
• The cube root of 1028725475242400 is 100948.4910455781

Scales and comparisons

• 1,028,725,475,242,400 seconds is equal to 32,710,288 years, 2 weeks, 6 days, 8 hours, 13 minutes, 20 seconds.
• To count from 1 to 1,028,725,475,242,400 would take you about ninety-eight million, one hundred thirty thousand, eight hundred sixty-four 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 1028725475242400 cubic inches would be around 8412.4 feet tall.

Recreational maths with 1028725475242400

• 1028725475242400 backwards is 0042425745278201
• The number of decimal digits it has is: 16
• The sum of 1028725475242400's digits is 53
• More coming soon!