Base | Representation |
---|---|
bin | 1001000101011… |
… | …1111011011001 |
3 | 2122201010120100 |
4 | 2101113323121 |
5 | 34223441024 |
6 | 3440450013 |
7 | 641630430 |
oct | 221277331 |
9 | 78633510 |
10 | 38108889 |
11 | 1a569855 |
12 | 10919909 |
13 | 7b83b50 |
14 | 50c0117 |
15 | 352b7c9 |
hex | 2457ed9 |
38108889 has 96 divisors (see below), whose sum is σ = 74547200. Its totient is φ = 18195840.
The previous prime is 38108887. The next prime is 38108891. The reversal of 38108889 is 98880183.
It is an interprime number because it is at equal distance from previous prime (38108887) and next prime (38108891).
It is not a de Polignac number, because 38108889 - 21 = 38108887 is a prime.
It is not an unprimeable number, because it can be changed into a prime (38108881) by changing a digit.
It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 482352 + ... + 482430.
Almost surely, 238108889 is an apocalyptic number.
38108889 is a gapful number since it is divisible by the number (39) formed by its first and last digit.
It is an amenable number.
38108889 is a deficient number, since it is larger than the sum of its proper divisors (36438311).
38108889 is a wasteful number, since it uses less digits than its factorization.
38108889 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 155 (or 152 counting only the distinct ones).
The product of its (nonzero) digits is 110592, while the sum is 45.
The square root of 38108889 is about 6173.2397491107. The cubic root of 38108889 is about 336.5183591239.
The spelling of 38108889 in words is "thirty-eight million, one hundred eight thousand, eight hundred eighty-nine".
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