Base | Representation |
---|---|
bin | 10000011110100… |
… | …01111000001010 |
3 | 100122002110110121 |
4 | 20033101320022 |
5 | 240341114424 |
6 | 21414333454 |
7 | 3265606561 |
oct | 1017217012 |
9 | 318073417 |
10 | 138223114 |
11 | 71029087 |
12 | 3a35a28a |
13 | 22837633 |
14 | 14500bd8 |
15 | c204ee4 |
hex | 83d1e0a |
138223114 has 16 divisors (see below), whose sum is σ = 209318400. Its totient is φ = 68453424.
The previous prime is 138223103. The next prime is 138223121. The reversal of 138223114 is 411322831.
It is a happy number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 149947 + ... + 150865.
It is an arithmetic number, because the mean of its divisors is an integer number (13082400).
Almost surely, 2138223114 is an apocalyptic number.
138223114 is a deficient number, since it is larger than the sum of its proper divisors (71095286).
138223114 is a wasteful number, since it uses less digits than its factorization.
138223114 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1557.
The product of its digits is 1152, while the sum is 25.
The square root of 138223114 is about 11756.8326516966. The cubic root of 138223114 is about 517.0432716345.
Adding to 138223114 its reverse (411322831), we get a palindrome (549545945).
The spelling of 138223114 in words is "one hundred thirty-eight million, two hundred twenty-three thousand, one hundred fourteen".
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