155000428420
155,000,428,420 is an even composite number composed of six prime numbers multiplied together.
155000428420 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of ninety-six divisors.
Prime factorization of 155000428420:
22 × 5 × 17 × 31 × 73 × 201451
(2 × 2 × 5 × 17 × 31 × 73 × 201451)See below for interesting mathematical facts about the number 155000428420 from the Numbermatics database.
Names of 155000428420
- Cardinal: 155000428420 can be written as One hundred fifty-five billion, four hundred twenty-eight thousand, four hundred twenty.
Scientific notation
- Scientific notation: 1.5500042842 × 1011
Factors of 155000428420
Divisors of 155000428420
- Number of divisors d(n): 96
-
Complete list of divisors:
1 2 4 5 10 17 20 31 34 62 68 73 85 124 146 155 170 292 310 340 365 527 620 730 1054 1241 1460 2108 2263 2482 2635 4526 4964 5270 6205 9052 10540 11315 12410 22630 24820 38471 45260 76942 153884 192355 201451 384710 402902 769420 805804 1007255 2014510 3424667 4029020 6244981 6849334 12489962 13698668 14705923 17123335 24979924 29411846 31224905 34246670 58823692 62449810 68493340 73529615 106164677 124899620 147059230 212329354 250000691 294118460 424658708 455883613 500001382 530823385 911767226 1000002764 1061646770 1250003455 1823534452 2123293540 2279418065 2500006910 4558836130 5000013820 7750021421 9117672260 15500042842 31000085684 38750107105 77500214210 155000428420
- Sum of all divisors σ(n): 360640982016
- Sum of proper divisors (its aliquot sum) s(n): 205640553596
- 155000428420 is an abundant number, because the sum of its proper divisors (205640553596) is greater than itself. Its abundance is 50640125176
Bases of 155000428420
- Binary: 100100000101101011111011010111100001002
- Hexadecimal: 0x2416BED784
- Base-36: 1Z7F9404
Squares and roots of 155000428420
- 155000428420 squared (1550004284202) is 24025132810383543696400
- 155000428420 cubed (1550004284203) is 3723905878456847897459790411688000
-
The
square root of 155000428420 is 393700.9377941587 -
The
cube root of 155000428420 is 5371.6903040531
Scales and comparisons
How big is 155000428420?- 155,000,428,420 seconds is equal to 4,928 years, 27 weeks, 5 days, 10 hours, 33 minutes, 40 seconds.
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To count from 1 to 155,000,428,420 would take you about nine thousand, eight hundred fifty-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 155000428420 cubic inches would be around 447.6 feet tall.
Recreational maths with 155000428420
- 155000428420 backwards is 024824000551
- 155000428420 is a
Harshad number . - The number of decimal digits it has is: 12
- The sum of 155000428420's digits is 31
- More coming soon!
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