Base | Representation |
---|---|
bin | 1001001010100… |
… | …0010010011110 |
3 | 2200022212002100 |
4 | 2102220102132 |
5 | 34320004141 |
6 | 3451505530 |
7 | 644501163 |
oct | 222502236 |
9 | 80285070 |
10 | 38438046 |
11 | 1a774089 |
12 | 10a582a6 |
13 | 7c6a90a |
14 | 516806a |
15 | 35940b6 |
hex | 24a849e |
38438046 has 12 divisors (see below), whose sum is σ = 83282472. Its totient is φ = 12812676.
The previous prime is 38438041. The next prime is 38438053. The reversal of 38438046 is 64083483.
It is a self number, because there is not a number n which added to its sum of digits gives 38438046.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (38438041) 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 5 ways as a sum of consecutive naturals, for example, 1067706 + ... + 1067741.
It is an arithmetic number, because the mean of its divisors is an integer number (6940206).
Almost surely, 238438046 is an apocalyptic number.
38438046 is an abundant number, since it is smaller than the sum of its proper divisors (44844426).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
38438046 is a wasteful number, since it uses less digits than its factorization.
38438046 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2135455 (or 2135452 counting only the distinct ones).
The product of its (nonzero) digits is 55296, while the sum is 36.
The square root of 38438046 is about 6199.8424173522. The cubic root of 38438046 is about 337.4844503124.
The spelling of 38438046 in words is "thirty-eight million, four hundred thirty-eight thousand, forty-six".
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