155348992

Names of 155348992

• Cardinal: 155348992 can be written as One hundred fifty-five million, three hundred forty-eight thousand, nine hundred ninety-two.

Scientific notation

• Scientific notation: 1.55348992 × 10⁸

Factors of 155348992

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 139

Divisors of 155348992

• Number of divisors d(n): 104
• Complete list of divisors:
  1 2 4 8 16 17 23 32 34 46 64 68 92 97 128 136 184 194 256 272 368 388 391 512 544 736 776 782 1024 1088 1472 1552 1564 1649 2048 2176 2231 2944 3104 3128 3298 4096 4352 4462 5888 6208 6256 6596 8704 8924 11776 12416 12512 13192 17408 17848 23552 24832 25024 26384 34816 35696 37927 47104 49664 50048 52768 69632 71392 75854 94208 99328 100096 105536 142784 151708 198656 200192 211072 285568 303416 397312 400384 422144 571136 606832 800768 844288 1142272 1213664 1601536 1688576 2284544 2427328 3377152 4569088 4854656 6754304 9138176 9709312 19418624 38837248 77674496 155348992
• Sum of all divisors σ(n): 346774176
• Sum of proper divisors (its aliquot sum) s(n): 191425184
• 155348992 is an abundant number, because the sum of its proper divisors (191425184) is greater than itself. Its abundance is 36076192

Bases of 155348992

• Binary: 1001010000100111000000000000₂
• Hexadecimal: 0x9427000
• Base-36: 2KHO1S

Squares and roots of 155348992

• 155348992 squared (155348992²) is 24133309315416064
• 155348992 cubed (155348992³) is 3749085275774095603007488
• The square root of 155348992 is 12463.9075734699
• The cube root of 155348992 is 537.5713892561

Scales and comparisons

• 155,348,992 seconds is equal to 4 years, 48 weeks, 6 days, 29 minutes, 52 seconds.
• To count from 1 to 155,348,992 would take you about seven 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 155348992 cubic inches would be around 44.8 feet tall.

Recreational maths with 155348992

• 155348992 backwards is 299843551
• 155348992 is a Harshad number.
• The number of decimal digits it has is: 9
• The sum of 155348992's digits is 46
• More coming soon!