Base | Representation |
---|---|
bin | 1001001011001… |
… | …0101000111010 |
3 | 2200102000020120 |
4 | 2102302220322 |
5 | 34322333232 |
6 | 3452434110 |
7 | 645035610 |
oct | 222625072 |
9 | 80360216 |
10 | 38480442 |
11 | 1a7a2a20 |
12 | 10a78936 |
13 | 7c83cc0 |
14 | 51796b0 |
15 | 35a192c |
hex | 24b2a3a |
38480442 has 128 divisors (see below), whose sum is σ = 106444800. Its totient is φ = 8951040.
The previous prime is 38480437. The next prime is 38480443. The reversal of 38480442 is 24408483.
It is a Harshad number since it is a multiple of its sum of digits (33).
It is not an unprimeable number, because it can be changed into a prime (38480443) by changing a digit.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 258184 + ... + 258332.
It is an arithmetic number, because the mean of its divisors is an integer number (831600).
Almost surely, 238480442 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 38480442, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (53222400).
38480442 is an abundant number, since it is smaller than the sum of its proper divisors (67964358).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
38480442 is a wasteful number, since it uses less digits than its factorization.
38480442 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 228.
The product of its (nonzero) digits is 24576, while the sum is 33.
The square root of 38480442 is about 6203.2605942359. The cubic root of 38480442 is about 337.6084830962.
The spelling of 38480442 in words is "thirty-eight million, four hundred eighty thousand, four hundred forty-two".
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