Base | Representation |
---|---|
bin | 1001000110110… |
… | …1101100101000 |
3 | 2122212122212211 |
4 | 2101231230220 |
5 | 34234314211 |
6 | 3442414504 |
7 | 642451411 |
oct | 221555450 |
9 | 78778784 |
10 | 38198056 |
11 | 1a61a846 |
12 | 10961434 |
13 | 7bb5600 |
14 | 5104808 |
15 | 3547e21 |
hex | 246db28 |
38198056 has 48 divisors (see below), whose sum is σ = 81691200. Its totient is φ = 16690752.
The previous prime is 38198051. The next prime is 38198089. The reversal of 38198056 is 65089183.
It is a happy number.
It is not an unprimeable number, because it can be changed into a prime (38198051) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 24945 + ... + 26431.
It is an arithmetic number, because the mean of its divisors is an integer number (1701900).
Almost surely, 238198056 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 38198056, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (40845600).
38198056 is an abundant number, since it is smaller than the sum of its proper divisors (43493144).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
38198056 is a wasteful number, since it uses less digits than its factorization.
38198056 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1538 (or 1521 counting only the distinct ones).
The product of its (nonzero) digits is 51840, while the sum is 40.
The square root of 38198056 is about 6180.4575882373. The cubic root of 38198056 is about 336.7806160479.
The spelling of 38198056 in words is "thirty-eight million, one hundred ninety-eight thousand, fifty-six".
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