Base | Representation |
---|---|
bin | 100011110010010110… |
… | …010001111111111001 |
3 | 10200011221200001121101 |
4 | 203302112101333321 |
5 | 1112143432244104 |
6 | 25352535211401 |
7 | 2530136524246 |
oct | 436226217771 |
9 | 120157601541 |
10 | 38425665529 |
11 | 15329317279 |
12 | 7544816b61 |
13 | 3814b648c4 |
14 | 1c074785cd |
15 | eed6a75a4 |
hex | 8f2591ff9 |
38425665529 has 4 divisors (see below), whose sum is σ = 38426080000. Its totient is φ = 38425251060.
The previous prime is 38425665517. The next prime is 38425665533. The reversal of 38425665529 is 92556652483.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length.
It is a cyclic number.
It is not a de Polignac number, because 38425665529 - 211 = 38425663481 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 38425665529.
It is not an unprimeable number, because it can be changed into a prime (38425665589) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2764 + ... + 277234.
It is an arithmetic number, because the mean of its divisors is an integer number (9606520000).
Almost surely, 238425665529 is an apocalyptic number.
It is an amenable number.
38425665529 is a deficient number, since it is larger than the sum of its proper divisors (414471).
38425665529 is a wasteful number, since it uses less digits than its factorization.
38425665529 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 414470.
The product of its digits is 15552000, while the sum is 55.
The spelling of 38425665529 in words is "thirty-eight billion, four hundred twenty-five million, six hundred sixty-five thousand, five hundred twenty-nine".
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