Base | Representation |
---|---|
bin | 100011011110011111… |
… | …111001100100011101 |
3 | 10122022202000202000102 |
4 | 203132133321210131 |
5 | 1111003204030324 |
6 | 25255521310445 |
7 | 2515654056011 |
oct | 433637714435 |
9 | 118282022012 |
10 | 38092642589 |
11 | 15178338201 |
12 | 7471195425 |
13 | 3790b73c01 |
14 | 1bb514a541 |
15 | ece323dae |
hex | 8de7f991d |
38092642589 has 2 divisors, whose sum is σ = 38092642590. Its totient is φ = 38092642588.
The previous prime is 38092642547. The next prime is 38092642591. The reversal of 38092642589 is 98524629083.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 36339796900 + 1752845689 = 190630^2 + 41867^2 .
It is a cyclic number.
It is not a de Polignac number, because 38092642589 - 28 = 38092642333 is a prime.
It is a Sophie Germain prime.
Together with 38092642591, it forms a pair of twin primes.
It is a Chen prime.
It is a Curzon number.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (38092602589) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19046321294 + 19046321295.
It is an arithmetic number, because the mean of its divisors is an integer number (19046321295).
Almost surely, 238092642589 is an apocalyptic number.
It is an amenable number.
38092642589 is a deficient number, since it is larger than the sum of its proper divisors (1).
38092642589 is an equidigital number, since it uses as much as digits as its factorization.
38092642589 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 7464960, while the sum is 56.
The spelling of 38092642589 in words is "thirty-eight billion, ninety-two million, six hundred forty-two thousand, five hundred eighty-nine".
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