Base | Representation |
---|---|
bin | 1001010000111… |
… | …0100000101011 |
3 | 2201010010102210 |
4 | 2110032200223 |
5 | 34421403442 |
6 | 3504500203 |
7 | 651163656 |
oct | 224164053 |
9 | 81103383 |
10 | 38856747 |
11 | 1aa2a716 |
12 | 1101a663 |
13 | 8086377 |
14 | 523689d |
15 | 362819c |
hex | 250e82b |
38856747 has 8 divisors (see below), whose sum is σ = 54856656. Its totient is φ = 24380672.
The previous prime is 38856743. The next prime is 38856757. The reversal of 38856747 is 74765883.
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 38856747 - 22 = 38856743 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 38856696 and 38856705.
It is not an unprimeable number, because it can be changed into a prime (38856743) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 380898 + ... + 380999.
It is an arithmetic number, because the mean of its divisors is an integer number (6857082).
Almost surely, 238856747 is an apocalyptic number.
38856747 is a deficient number, since it is larger than the sum of its proper divisors (15999909).
38856747 is a wasteful number, since it uses less digits than its factorization.
38856747 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 761917.
The product of its digits is 1128960, while the sum is 48.
The square root of 38856747 is about 6233.5180275668. The cubic root of 38856747 is about 338.7054201671.
The spelling of 38856747 in words is "thirty-eight million, eight hundred fifty-six thousand, seven hundred forty-seven".
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