172742664
172,742,664 is an even composite number composed of five prime numbers multiplied together.
172742664 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of sixty-four divisors.
Prime factorization of 172742664:
23 × 3 × 31 × 79 × 2939
(2 × 2 × 2 × 3 × 31 × 79 × 2939)See below for interesting mathematical facts about the number 172742664 from the Numbermatics database.
Names of 172742664
- Cardinal: 172742664 can be written as One hundred seventy-two million, seven hundred forty-two thousand, six hundred sixty-four.
Scientific notation
- Scientific notation: 1.72742664 × 108
Factors of 172742664
Divisors of 172742664
- Number of divisors d(n): 64
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Complete list of divisors:
1 2 3 4 6 8 12 24 31 62 79 93 124 158 186 237 248 316 372 474 632 744 948 1896 2449 2939 4898 5878 7347 8817 9796 11756 14694 17634 19592 23512 29388 35268 58776 70536 91109 182218 232181 273327 364436 464362 546654 696543 728872 928724 1093308 1393086 1857448 2186616 2786172 5572344 7197611 14395222 21592833 28790444 43185666 57580888 86371332 172742664
- Sum of all divisors σ(n): 451584000
- Sum of proper divisors (its aliquot sum) s(n): 278841336
- 172742664 is an abundant number, because the sum of its proper divisors (278841336) is greater than itself. Its abundance is 106098672
Bases of 172742664
- Binary: 10100100101111011000000010002
- Hexadecimal: 0xA4BD808
- Base-36: 2UUH3C
Squares and roots of 172742664
- 172742664 squared (1727426642) is 29840027965816896
- 172742664 cubed (1727426643) is 5154645924649711551250944
-
The
square root of 172742664 is 13143.1603505397 -
The
cube root of 172742664 is 556.9290490203
Scales and comparisons
How big is 172742664?- 172,742,664 seconds is equal to 5 years, 25 weeks, 4 days, 8 hours, 4 minutes, 24 seconds.
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To count from 1 to 172,742,664 would take you about 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 172742664 cubic inches would be around 46.4 feet tall.
Recreational maths with 172742664
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