Base | Representation |
---|---|
bin | 101110010001001011… |
… | …110101100010001111 |
3 | 11202020022111210221112 |
4 | 232101023311202033 |
5 | 1303221143030224 |
6 | 34453424122235 |
7 | 3406061524211 |
oct | 562113654217 |
9 | 152208453845 |
10 | 49680439439 |
11 | 1a084349514 |
12 | 9765a6637b |
13 | 48b97b3837 |
14 | 25941085b1 |
15 | 145b7c030e |
hex | b912f588f |
49680439439 has 8 divisors (see below), whose sum is σ = 50185739712. Its totient is φ = 49175402400.
The previous prime is 49680439409. The next prime is 49680439489. The reversal of 49680439439 is 93493408694.
It is a happy number.
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 49680439439 - 216 = 49680373903 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (49680439409) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 325322 + ... + 452984.
It is an arithmetic number, because the mean of its divisors is an integer number (6273217464).
Almost surely, 249680439439 is an apocalyptic number.
49680439439 is a deficient number, since it is larger than the sum of its proper divisors (505300273).
49680439439 is a wasteful number, since it uses less digits than its factorization.
49680439439 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 131617.
The product of its (nonzero) digits is 20155392, while the sum is 59.
The spelling of 49680439439 in words is "forty-nine billion, six hundred eighty million, four hundred thirty-nine thousand, four hundred thirty-nine".
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