Base | Representation |
---|---|
bin | 11101001101100… |
… | …111100100110101 |
3 | 1021011020010110222 |
4 | 131031213210311 |
5 | 2000431443422 |
6 | 120344424125 |
7 | 15100600622 |
oct | 3515474465 |
9 | 1234203428 |
10 | 490109237 |
11 | 231721362 |
12 | 118178045 |
13 | 7a701187 |
14 | 4913d349 |
15 | 2d062842 |
hex | 1d367935 |
490109237 has 8 divisors (see below), whose sum is σ = 523172160. Its totient is φ = 457773120.
The previous prime is 490109219. The next prime is 490109239. The reversal of 490109237 is 732901094.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 490109237 - 218 = 489847093 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 490109197 and 490109206.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (490109239) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 180308 + ... + 183005.
It is an arithmetic number, because the mean of its divisors is an integer number (65396520).
Almost surely, 2490109237 is an apocalyptic number.
It is an amenable number.
490109237 is a deficient number, since it is larger than the sum of its proper divisors (33062923).
490109237 is a wasteful number, since it uses less digits than its factorization.
490109237 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 363403.
The product of its (nonzero) digits is 13608, while the sum is 35.
The square root of 490109237 is about 22138.4108959970. The cubic root of 490109237 is about 788.4320966908.
The spelling of 490109237 in words is "four hundred ninety million, one hundred nine thousand, two hundred thirty-seven".
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