121369664
121,369,664 is an even composite number composed of four prime numbers multiplied together.
121369664 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of fifty-six divisors.
Prime factorization of 121369664:
26 × 13 × 17 × 8581
(2 × 2 × 2 × 2 × 2 × 2 × 13 × 17 × 8581)See below for interesting mathematical facts about the number 121369664 from the Numbermatics database.
Names of 121369664
- Cardinal: 121369664 can be written as One hundred twenty-one million, three hundred sixty-nine thousand, six hundred sixty-four.
Scientific notation
- Scientific notation: 1.21369664 × 108
Factors of 121369664
Divisors of 121369664
- Number of divisors d(n): 56
-
Complete list of divisors:
1 2 4 8 13 16 17 26 32 34 52 64 68 104 136 208 221 272 416 442 544 832 884 1088 1768 3536 7072 8581 14144 17162 34324 68648 111553 137296 145877 223106 274592 291754 446212 549184 583508 892424 1167016 1784848 1896401 2334032 3569696 3792802 4668064 7139392 7585604 9336128 15171208 30342416 60684832 121369664
- Sum of all divisors σ(n): 274658328
- Sum of proper divisors (its aliquot sum) s(n): 153288664
- 121369664 is an abundant number, because the sum of its proper divisors (153288664) is greater than itself. Its abundance is 31919000
Bases of 121369664
- Binary: 1110011101111110100010000002
- Hexadecimal: 0x73BF440
- Base-36: 209DFK
Squares and roots of 121369664
- 121369664 squared (1213696642) is 14730595339472896
- 121369664 cubed (1213696643) is 1787847406871791324626944
-
The
square root of 121369664 is 11016.7900951229 -
The
cube root of 121369664 is 495.1119210925
Scales and comparisons
How big is 121369664?- 121,369,664 seconds is equal to 3 years, 44 weeks, 4 days, 17 hours, 47 minutes, 44 seconds.
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To count from 1 to 121,369,664 would take you about five 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 121369664 cubic inches would be around 41.3 feet tall.
Recreational maths with 121369664
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