Base | Representation |
---|---|
bin | 1001000110110… |
… | …1111001111100 |
3 | 2122212201001101 |
4 | 2101231321330 |
5 | 34234331113 |
6 | 3442422444 |
7 | 642454036 |
oct | 221557174 |
9 | 78781041 |
10 | 38198908 |
11 | 1a620450 |
12 | 10961a24 |
13 | 7bb5b07 |
14 | 5104c56 |
15 | 35482dd |
hex | 246de7c |
38198908 has 12 divisors (see below), whose sum is σ = 72925272. Its totient is φ = 17363120.
The previous prime is 38198903. The next prime is 38198917. The reversal of 38198908 is 80989183.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (38198903) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 434035 + ... + 434122.
It is an arithmetic number, because the mean of its divisors is an integer number (6077106).
Almost surely, 238198908 is an apocalyptic number.
It is an amenable number.
38198908 is a deficient number, since it is larger than the sum of its proper divisors (34726364).
38198908 is a wasteful number, since it uses less digits than its factorization.
38198908 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 868172 (or 868170 counting only the distinct ones).
The product of its (nonzero) digits is 124416, while the sum is 46.
The square root of 38198908 is about 6180.5265147882. The cubic root of 38198908 is about 336.7831199707.
The spelling of 38198908 in words is "thirty-eight million, one hundred ninety-eight thousand, nine hundred eight".
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