157388400390
157,388,400,390 is an even composite number composed of six prime numbers multiplied together.
157388400390 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of two hundred fifty-six divisors.
Prime factorization of 157388400390:
2 × 3 × 5 × 133 × 23 × 473
(2 × 3 × 5 × 13 × 13 × 13 × 23 × 47 × 47 × 47)See below for interesting mathematical facts about the number 157388400390 from the Numbermatics database.
Names of 157388400390
- Cardinal: 157388400390 can be written as One hundred fifty-seven billion, three hundred eighty-eight million, four hundred thousand, three hundred ninety.
Scientific notation
- Scientific notation: 1.5738840039 × 1011
Factors of 157388400390
Divisors of 157388400390
- Number of divisors d(n): 256
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Complete list of divisors:
1 2 3 5 6 10 13 15 23 26 30 39 46 47 65 69 78 94 115 130 138 141 169 195 230 235 282 299 338 345 390 470 507 598 611 690 705 845 897 1014 1081 1222 1410 1495 1690 1794 1833 2162 2197 2209 2535 2990 3055 3243 3666 3887 4394 4418 4485 5070 5405 6110 6486 6591 6627 7774 7943 8970 9165 10810 10985 11045 11661 13182 13254 14053 15886 16215 18330 19435 21970 22090 23322 23829 28106 28717 32430 32955 33135 38870 39715 42159 47658 50531 50807 57434 58305 65910 66270 70265 79430 84318 86151 101062 101614 103259 103823 116610 119145 140530 143585 151593 152421 172302 182689 206518 207646 210795 238290 252655 254035 287170 303186 304842 309777 311469 365378 373321 421590 430755 505310 508070 516295 519115 548067 619554 622938 660491 746642 757965 762105 861510 913445 1032590 1038230 1096134 1119963 1320982 1349699 1515930 1524210 1548885 1557345 1826890 1866605 1981473 2239926 2374957 2387929 2699398 2740335 3097770 3114690 3302455 3733210 3962946 4049097 4749914 4775858 4853173 5480670 5599815 6604910 6748495 7124871 7163787 8098194 8586383 9706346 9907365 11199630 11874785 11939645 13496990 14249742 14327574 14559519 17172766 17546087 19814730 20245485 23749570 23879290 24265865 25759149 29119038 31043077 35092174 35624355 35818935 40490970 42931915 48531730 51518298 52638261 62086154 71248710 71637870 72797595 85863830 87730435 93129231 105276522 111622979 128795745 145595190 155215385 175460870 186258462 223245958 228099131 257591490 263191305 310430770 334868937 403560001 456198262 465646155 526382610 558114895 669737874 684297393 807120002 931292310 1116229790 1140495655 1210680003 1368594786 1674344685 2017800005 2280991310 2421360006 3348689370 3421486965 4035600010 5246280013 6053400015 6842973930 10492560026 12106800030 15738840039 26231400065 31477680078 52462800130 78694200195 157388400390
- Sum of all divisors σ(n): 436268851200
- Sum of proper divisors (its aliquot sum) s(n): 278880450810
- 157388400390 is an abundant number, because the sum of its proper divisors (278880450810) is greater than itself. Its abundance is 121492050420
Bases of 157388400390
- Binary: 100100101001010001010001100111000001102
- Hexadecimal: 0x24A5146706
- Base-36: 20AWZMYU
Squares and roots of 157388400390
- 157388400390 squared (1573884003902) is 24771108577322952152100
- 157388400390 cubed (1573884003903) is 3898685154871868067651526979319000
-
The
square root of 157388400390 is 396722.0694516501 -
The
cube root of 157388400390 is 5399.1356685885
Scales and comparisons
How big is 157388400390?- 157,388,400,390 seconds is equal to 5,004 years, 24 weeks, 1 day, 6 minutes, 30 seconds.
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To count from 1 to 157,388,400,390 would take you about ten thousand and 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 157388400390 cubic inches would be around 449.9 feet tall.
Recreational maths with 157388400390
- 157388400390 backwards is 093004883751
- The number of decimal digits it has is: 12
- The sum of 157388400390's digits is 48
- More coming soon!
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