1531146420
1,531,146,420 is an even composite number composed of six prime numbers multiplied together.
1531146420 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of one hundred forty-four divisors.
Prime factorization of 1531146420:
22 × 32 × 5 × 31 × 331 × 829
(2 × 2 × 3 × 3 × 5 × 31 × 331 × 829)See below for interesting mathematical facts about the number 1531146420 from the Numbermatics database.
Names of 1531146420
- Cardinal: 1531146420 can be written as One billion, five hundred thirty-one million, one hundred forty-six thousand, four hundred twenty.
Scientific notation
- Scientific notation: 1.53114642 × 109
Factors of 1531146420
Divisors of 1531146420
- Number of divisors d(n): 144
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Complete list of divisors:
1 2 3 4 5 6 9 10 12 15 18 20 30 31 36 45 60 62 90 93 124 155 180 186 279 310 331 372 465 558 620 662 829 930 993 1116 1324 1395 1655 1658 1860 1986 2487 2790 2979 3310 3316 3972 4145 4965 4974 5580 5958 6620 7461 8290 9930 9948 10261 11916 12435 14895 14922 16580 19860 20522 24870 25699 29790 29844 30783 37305 41044 49740 51305 51398 59580 61566 74610 77097 92349 102610 102796 123132 128495 149220 153915 154194 184698 205220 231291 256990 274399 307830 308388 369396 385485 461745 462582 513980 548798 615660 770970 823197 923490 925164 1097596 1156455 1371995 1541940 1646394 1846980 2312910 2469591 2743990 3292788 4115985 4625820 4939182 5487980 8231970 8506369 9878364 12347955 16463940 17012738 24695910 25519107 34025476 42531845 49391820 51038214 76557321 85063690 102076428 127595535 153114642 170127380 255191070 306229284 382786605 510382140 765573210 1531146420
- Sum of all divisors σ(n): 4814584320
- Sum of proper divisors (its aliquot sum) s(n): 3283437900
- 1531146420 is an abundant number, because the sum of its proper divisors (3283437900) is greater than itself. Its abundance is 1752291480
Bases of 1531146420
- Binary: 10110110100001101110000101101002
- Hexadecimal: 0x5B4370B4
- Base-36: PBLS50
Squares and roots of 1531146420
- 1531146420 squared (15311464202) is 2344409359478816400
- 1531146420 cubed (15311464203) is 3589633997780482796697288000
-
The
square root of 1531146420 is 39129.8660871717 -
The
cube root of 1531146420 is 1152.5830833679
Scales and comparisons
How big is 1531146420?- 1,531,146,420 seconds is equal to 48 years, 35 weeks, 4 days, 14 hours, 27 minutes.
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To count from 1 to 1,531,146,420 would take you about ninety-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 1531146420 cubic inches would be around 96 feet tall.
Recreational maths with 1531146420
- 1531146420 backwards is 0246411351
- The number of decimal digits it has is: 10
- The sum of 1531146420's digits is 27
- More coming soon!
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