149900390
149,900,390 is an even composite number composed of six prime numbers multiplied together.
149900390 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of sixty-four divisors.
Prime factorization of 149900390:
2 × 5 × 17 × 47 × 73 × 257
See below for interesting mathematical facts about the number 149900390 from the Numbermatics database.
Names of 149900390
- Cardinal: 149900390 can be written as One hundred forty-nine million, nine hundred thousand, three hundred ninety.
Scientific notation
- Scientific notation: 1.4990039 × 108
Factors of 149900390
Divisors of 149900390
- Number of divisors d(n): 64
-
Complete list of divisors:
1 2 5 10 17 34 47 73 85 94 146 170 235 257 365 470 514 730 799 1241 1285 1598 2482 2570 3431 3995 4369 6205 6862 7990 8738 12079 12410 17155 18761 21845 24158 34310 37522 43690 58327 60395 93805 116654 120790 187610 205343 291635 318937 410686 583270 637874 881767 1026715 1594685 1763534 2053430 3189370 4408835 8817670 14990039 29980078 74950195 149900390
- Sum of all divisors σ(n): 296918784
- Sum of proper divisors (its aliquot sum) s(n): 147018394
- 149900390 is a deficient number, because the sum of its proper divisors (147018394) is less than itself. Its deficiency is 2881996
Bases of 149900390
- Binary: 10001110111101001100011001102
- Hexadecimal: 0x8EF4C66
- Base-36: 2H8VVQ
Squares and roots of 149900390
- 149900390 squared (1499003902) is 22470126922152100
- 149900390 cubed (1499003903) is 3368280788980099429319000
-
The
square root of 149900390 is 12243.3814773533 -
The
cube root of 149900390 is 531.2116458585
Scales and comparisons
How big is 149900390?- 149,900,390 seconds is equal to 4 years, 39 weeks, 5 days, 22 hours, 59 minutes, 50 seconds.
-
To count from 1 to 149,900,390 would take you about 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 149900390 cubic inches would be around 44.3 feet tall.
Recreational maths with 149900390
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