Base | Representation |
---|---|
bin | 1001010000011… |
… | …0110001111111 |
3 | 2201001112000012 |
4 | 2110012301333 |
5 | 34414400322 |
6 | 3504053435 |
7 | 651002450 |
oct | 224066177 |
9 | 81045005 |
10 | 38825087 |
11 | 1aa08954 |
12 | 1100427b |
13 | 8074b32 |
14 | 5229127 |
15 | 361dae2 |
hex | 2506c7f |
38825087 has 8 divisors (see below), whose sum is σ = 45403776. Its totient is φ = 32504472.
The previous prime is 38825077. The next prime is 38825089. The reversal of 38825087 is 78052883.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 38825087 - 214 = 38808703 is a prime.
It is a super-3 number, since 3×388250873 (a number of 24 digits) contains 333 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (38825089) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 64193 + ... + 64794.
It is an arithmetic number, because the mean of its divisors is an integer number (5675472).
Almost surely, 238825087 is an apocalyptic number.
38825087 is a deficient number, since it is larger than the sum of its proper divisors (6578689).
38825087 is a wasteful number, since it uses less digits than its factorization.
38825087 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 129037.
The product of its (nonzero) digits is 107520, while the sum is 41.
The square root of 38825087 is about 6230.9780131212. The cubic root of 38825087 is about 338.6134041666.
The spelling of 38825087 in words is "thirty-eight million, eight hundred twenty-five thousand, eighty-seven".
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