42170157981
42,170,157,981 is an odd composite number composed of five prime numbers multiplied together.
42170157981 is an odd composite number. It is composed of five distinct prime numbers multiplied together. It has a total of one hundred ninety-two divisors.
Prime factorization of 42170157981:
33 × 75 × 19 × 67 × 73
(3 × 3 × 3 × 7 × 7 × 7 × 7 × 7 × 19 × 67 × 73)See below for interesting mathematical facts about the number 42170157981 from the Numbermatics database.
Names of 42170157981
- Cardinal: 42170157981 can be written as Forty-two billion, one hundred seventy million, one hundred fifty-seven thousand, nine hundred eighty-one.
Scientific notation
- Scientific notation: 4.2170157981 × 1010
Factors of 42170157981
Divisors of 42170157981
- Number of divisors d(n): 192
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Complete list of divisors:
1 3 7 9 19 21 27 49 57 63 67 73 133 147 171 189 201 219 343 399 441 469 511 513 603 657 931 1029 1197 1273 1323 1387 1407 1533 1809 1971 2401 2793 3087 3283 3577 3591 3819 4161 4221 4599 4891 6517 7203 8379 8911 9261 9709 9849 10731 11457 12483 12663 13797 14673 16807 19551 21609 22981 25039 25137 26733 29127 29547 32193 34237 34371 37449 44019 45619 50421 58653 62377 64827 67963 68943 75117 80199 87381 88641 92929 96579 102711 132057 136857 151263 160867 175273 175959 187131 203889 206829 225351 239659 240597 262143 278787 308133 319333 410571 436639 453789 475741 482601 525819 561393 611667 620487 650503 676053 718977 836361 924399 957999 1126069 1226911 1231713 1309917 1427223 1447803 1577457 1677613 1684179 1835001 1951509 2156931 2509083 2873997 3056473 3330187 3378207 3680733 3929751 4281669 4343409 4553521 4732371 5032839 5854527 6470793 8621991 9169419 9990561 10134621 11042199 11743291 11789253 12845007 13660563 15098517 17563581 21395311 23311309 27508257 29971683 30403863 31874647 33126597 35229873 40981689 45295551 64185933 69933927 82203037 82524771 89915049 95623941 105689619 122945067 192557799 209801781 223122529 246609111 286871823 317068857 577673397 629405343 669367587 739827333 860615469 1561857703 2008102761 2219481999 4685573109 6024308283 14056719327 42170157981
- Sum of all divisors σ(n): 78933964800
- Sum of proper divisors (its aliquot sum) s(n): 36763806819
- 42170157981 is a deficient number, because the sum of its proper divisors (36763806819) is less than itself. Its deficiency is 5406351162
Bases of 42170157981
- Binary: 1001110100011000100110001011100111012
- Hexadecimal: 0x9D1898B9D
- Base-36: JDF0U59
Squares and roots of 42170157981
- 42170157981 squared (421701579812) is 1778322224142497996361
- 42170157981 cubed (421701579813) is 74992129133212432762519333107141
-
The
square root of 42170157981 is 205353.7386584427 -
The
cube root of 42170157981 is 3480.7145552605
Scales and comparisons
How big is 42170157981?- 42,170,157,981 seconds is equal to 1,340 years, 45 weeks, 5 days, 12 hours, 46 minutes, 21 seconds.
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To count from 1 to 42,170,157,981 would take you about two thousand, six hundred eighty-one 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 42170157981 cubic inches would be around 290.1 feet tall.
Recreational maths with 42170157981
- 42170157981 backwards is 18975107124
- The number of decimal digits it has is: 11
- The sum of 42170157981's digits is 45
- More coming soon!
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