3828129420

Names of 3828129420

• Cardinal: 3828129420 can be written as Three billion, eight hundred twenty-eight million, one hundred twenty-nine thousand, four hundred twenty.

Scientific notation

• Scientific notation: 3.82812942 × 10⁹

Factors of 3828129420

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 371

Divisors of 3828129420

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 3 4 5 6 10 12 15 20 30 60 61 67 122 134 183 201 233 244 268 305 335 366 402 466 610 670 699 732 804 915 932 1005 1165 1220 1340 1398 1830 2010 2330 2796 3495 3660 4020 4087 4489 4660 6990 8174 8978 12261 13467 13980 14213 15611 16348 17956 20435 22445 24522 26934 28426 31222 40870 42639 44890 46833 49044 53868 56852 61305 62444 67335 71065 78055 81740 85278 89780 93666 122610 134670 142130 156110 170556 187332 213195 234165 245220 269340 273829 284260 312220 426390 468330 547658 821487 852780 936660 952271 1045937 1095316 1369145 1642974 1904542 2091874 2738290 2856813 3137811 3285948 3809084 4107435 4183748 4761355 5229685 5476580 5713626 6275622 8214870 9522710 10459370 11427252 12551244 14284065 15689055 16429740 19045420 20918740 28568130 31378110 57136260 62756220 63802157 127604314 191406471 255208628 319010785 382812942 638021570 765625884 957032355 1276043140 1914064710 3828129420
• Sum of all divisors σ(n): 11106976608
• Sum of proper divisors (its aliquot sum) s(n): 7278847188
• 3828129420 is an abundant number, because the sum of its proper divisors (7278847188) is greater than itself. Its abundance is 3450717768

Bases of 3828129420

• Binary: 11100100001011001001111010001100₂
• Hexadecimal: 0xE42C9E8C
• Base-36: 1RB63KC

Squares and roots of 3828129420

• 3828129420 squared (3828129420²) is 14654574856269536400
• 3828129420 cubed (3828129420³) is 56099609144877683742600888000
• The square root of 3828129420 is 61871.8790728065
• The cube root of 3828129420 is 1564.3317884841

Scales and comparisons

• 3,828,129,420 seconds is equal to 121 years, 37 weeks, 4 days, 1 hour, 17 minutes.
• To count from 1 to 3,828,129,420 would take you about two hundred forty-three 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 3828129420 cubic inches would be around 130.4 feet tall.

Recreational maths with 3828129420

• 3828129420 backwards is 0249218283
• The number of decimal digits it has is: 10
• The sum of 3828129420's digits is 39
• More coming soon!