138255327420
138,255,327,420 is an even composite number composed of seven prime numbers multiplied together.
138255327420 is an even composite number. It is composed of seven distinct prime numbers multiplied together. It has a total of one hundred ninety-two divisors.
Prime factorization of 138255327420:
22 × 3 × 5 × 7 × 19 × 2179 × 7951
(2 × 2 × 3 × 5 × 7 × 19 × 2179 × 7951)See below for interesting mathematical facts about the number 138255327420 from the Numbermatics database.
Names of 138255327420
- Cardinal: 138255327420 can be written as One hundred thirty-eight billion, two hundred fifty-five million, three hundred twenty-seven thousand, four hundred twenty.
Scientific notation
- Scientific notation: 1.3825532742 × 1011
Factors of 138255327420
Divisors of 138255327420
- Number of divisors d(n): 192
-
Complete list of divisors:
1 2 3 4 5 6 7 10 12 14 15 19 20 21 28 30 35 38 42 57 60 70 76 84 95 105 114 133 140 190 210 228 266 285 380 399 420 532 570 665 798 1140 1330 1596 1995 2179 2660 3990 4358 6537 7951 7980 8716 10895 13074 15253 15902 21790 23853 26148 30506 31804 32685 39755 41401 43580 45759 47706 55657 61012 65370 76265 79510 82802 91518 95412 111314 119265 124203 130740 151069 152530 159020 165604 166971 183036 207005 222628 228795 238530 248406 278285 289807 302138 305060 333942 414010 453207 457590 477060 496812 556570 579614 604276 621015 667884 755345 828020 834855 869421 906414 915180 1057483 1113140 1159228 1242030 1449035 1510690 1669710 1738842 1812828 2114966 2266035 2484060 2898070 3021380 3172449 3339420 3477684 4229932 4347105 4532070 5287415 5796140 6344898 8694210 9064140 10574830 12689796 15862245 17325229 17388420 21149660 31724490 34650458 51975687 63448980 69300916 86626145 103951374 121276603 173252290 207902748 242553206 259878435 329179351 346504580 363829809 485106412 519756870 606383015 658358702 727659618 987538053 1039513740 1212766030 1316717404 1455319236 1645896755 1819149045 1975076106 2304255457 2425532060 3291793510 3638298090 3950152212 4608510914 4937690265 6583587020 6912766371 7276596180 9217021828 9875380530 11521277285 13825532742 19750761060 23042554570 27651065484 34563831855 46085109140 69127663710 138255327420
- Sum of all divisors σ(n): 465974476800
- Sum of proper divisors (its aliquot sum) s(n): 327719149380
- 138255327420 is an abundant number, because the sum of its proper divisors (327719149380) is greater than itself. Its abundance is 189463821960
Bases of 138255327420
- Binary: 100000001100001010100011100000101111002
- Hexadecimal: 0x2030A8E0BC
- Base-36: 1RIHNHDO
Squares and roots of 138255327420
- 138255327420 squared (1382553274202) is 19114535560011403856400
- 138255327420 cubed (1382553274203) is 2642686372330609699100432662488000
-
The
square root of 138255327420 is 371827.0127626555 -
The
cube root of 138255327420 is 5170.8343481193
Scales and comparisons
How big is 138255327420?- 138,255,327,420 seconds is equal to 4,396 years, 4 weeks, 5 days, 9 hours, 37 minutes.
-
To count from 1 to 138,255,327,420 would take you about eight thousand, seven hundred ninety-two 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 138255327420 cubic inches would be around 430.9 feet tall.
Recreational maths with 138255327420
- 138255327420 backwards is 024723552831
- 138255327420 is a
Harshad number . - The number of decimal digits it has is: 12
- The sum of 138255327420's digits is 42
- More coming soon!
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