Base | Representation |
---|---|
bin | 1001010000100… |
… | …0000011101110 |
3 | 2201001210011221 |
4 | 2110020003232 |
5 | 34420032233 |
6 | 3504133554 |
7 | 651023632 |
oct | 224100356 |
9 | 81053157 |
10 | 38830318 |
11 | 1aa1187a |
12 | 110072ba |
13 | 8077327 |
14 | 522adc2 |
15 | 362042d |
hex | 25080ee |
38830318 has 4 divisors (see below), whose sum is σ = 58245480. Its totient is φ = 19415158.
The previous prime is 38830313. The next prime is 38830373. The reversal of 38830318 is 81303883.
It is a semiprime because it is the product of two primes.
It is a super-2 number, since 2×388303182 = 3015587191962248, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (38830313) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9707578 + ... + 9707581.
It is an arithmetic number, because the mean of its divisors is an integer number (14561370).
Almost surely, 238830318 is an apocalyptic number.
38830318 is a deficient number, since it is larger than the sum of its proper divisors (19415162).
38830318 is a wasteful number, since it uses less digits than its factorization.
38830318 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 19415161.
The product of its (nonzero) digits is 13824, while the sum is 34.
The square root of 38830318 is about 6231.3977565230. The cubic root of 38830318 is about 338.6286108908.
The spelling of 38830318 in words is "thirty-eight million, eight hundred thirty thousand, three hundred eighteen".
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