1639136928

Names of 1639136928

• Cardinal: 1639136928 can be written as One billion, six hundred thirty-nine million, one hundred thirty-six thousand, nine hundred twenty-eight.

Scientific notation

• Scientific notation: 1.639136928 × 10⁹

Factors of 1639136928

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 1027

Divisors of 1639136928

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 3 4 6 8 11 12 13 16 22 24 26 32 33 39 44 48 52 66 78 88 96 104 132 139 143 156 176 208 264 278 286 312 352 416 417 429 528 556 572 624 834 858 859 1056 1112 1144 1248 1529 1668 1716 1718 1807 2224 2288 2577 3058 3336 3432 3436 3614 4448 4576 4587 5154 5421 6116 6672 6864 6872 7228 9174 9449 10308 10842 11167 12232 13344 13728 13744 14456 18348 18898 19877 20616 21684 22334 24464 27488 28347 28912 33501 36696 37796 39754 41232 43368 44668 48928 56694 57824 59631 67002 73392 75592 79508 82464 86736 89336 113388 119262 119401 122837 134004 146784 151184 159016 173472 178672 226776 238524 238802 245674 268008 302368 318032 357344 358203 368511 453552 477048 477604 491348 536016 636064 716406 737022 907104 954096 955208 982696 1072032 1313411 1432812 1474044 1552213 1908192 1910416 1965392 2626822 2865624 2948088 3104426 3820832 3930784 3940233 4656639 5253644 5731248 5896176 6208852 7880466 9313278 10507288 11462496 11792352 12417704 15760932 17074343 18626556 21014576 24835408 31521864 34148686 37253112 42029152 49670816 51223029 63043728 68297372 74506224 102446058 126087456 136594744 149012448 204892116 273189488 409784232 546378976 819568464 1639136928
• Sum of all divisors σ(n): 5097254400
• Sum of proper divisors (its aliquot sum) s(n): 3458117472
• 1639136928 is an abundant number, because the sum of its proper divisors (3458117472) is greater than itself. Its abundance is 1818980544

Bases of 1639136928

• Binary: 1100001101100110011111010100000₂
• Hexadecimal: 0x61B33EA0
• Base-36: R3WE5C

Squares and roots of 1639136928

• 1639136928 squared (1639136928²) is 2686769868733277184
• 1639136928 cubed (1639136928³) is 4403983708878427214754250752
• The square root of 1639136928 is 40486.2560383151
• The cube root of 1639136928 is 1179.0668021581

Scales and comparisons

• 1,639,136,928 seconds is equal to 52 years, 6 weeks, 1 day, 11 hours, 48 minutes, 48 seconds.
• To count from 1 to 1,639,136,928 would take you about one hundred 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 1639136928 cubic inches would be around 98.3 feet tall.

Recreational maths with 1639136928

• 1639136928 backwards is 8296319361
• 1639136928 is a Harshad number.
• The number of decimal digits it has is: 10
• The sum of 1639136928's digits is 48
• More coming soon!