1390922892

Names of 1390922892

• Cardinal: 1390922892 can be written as One billion, three hundred ninety million, nine hundred twenty-two thousand, eight hundred ninety-two.

Scientific notation

• Scientific notation: 1.390922892 × 10⁹

Factors of 1390922892

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 198

Divisors of 1390922892

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 3 4 6 9 12 18 19 36 38 43 57 76 86 114 129 131 171 172 228 258 262 342 361 387 393 516 524 684 722 774 786 817 1083 1179 1444 1548 1572 1634 2166 2358 2451 2489 3249 3268 4332 4716 4902 4978 5633 6498 6859 7353 7467 9804 9956 11266 12996 13718 14706 14934 15523 16899 20577 22401 22532 27436 29412 29868 31046 33798 41154 44802 46569 47291 50697 61731 62092 67596 82308 89604 93138 94582 101394 107027 123462 139707 141873 186276 189164 202788 214054 246924 279414 283746 294937 321081 425619 428108 558828 567492 589874 642162 851238 884811 898529 963243 1179748 1284324 1702476 1769622 1797058 1926486 2033513 2654433 2695587 3539244 3594116 3852972 4067026 5308866 5391174 6100539 8086761 8134052 10617732 10782348 12201078 16173522 18301617 24402156 32347044 36603234 38636747 73206468 77273494 115910241 154546988 231820482 347730723 463640964 695461446 1390922892
• Sum of all divisors σ(n): 3826542720
• Sum of proper divisors (its aliquot sum) s(n): 2435619828
• 1390922892 is an abundant number, because the sum of its proper divisors (2435619828) is greater than itself. Its abundance is 1044696936

Bases of 1390922892

• Binary: 1010010111001111100110010001100₂
• Hexadecimal: 0x52E7CC8C
• Base-36: N04AZ0

Squares and roots of 1390922892

• 1390922892 squared (1390922892²) is 1934666491489643664
• 1390922892 cubed (1390922892³) is 2690971911398268553180356288
• The square root of 1390922892 is 37295.0786565735
• The cube root of 1390922892 is 1116.2659692901

Scales and comparisons

• 1,390,922,892 seconds is equal to 44 years, 11 weeks, 5 days, 15 hours, 28 minutes, 12 seconds.
• To count from 1 to 1,390,922,892 would take you about eighty-eight 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 1390922892 cubic inches would be around 93 feet tall.

Recreational maths with 1390922892

• 1390922892 backwards is 2982290931
• The number of decimal digits it has is: 10
• The sum of 1390922892's digits is 45
• More coming soon!