Base | Representation |
---|---|
bin | 1001001110100… |
… | …0001111110110 |
3 | 2200211011110011 |
4 | 2103220033312 |
5 | 34401400042 |
6 | 3501250434 |
7 | 646642024 |
oct | 223501766 |
9 | 80734404 |
10 | 38700022 |
11 | 1a932999 |
12 | 10b63a1a |
13 | 802cc2a |
14 | 51d5714 |
15 | 35e6a17 |
hex | 24e83f6 |
38700022 has 4 divisors (see below), whose sum is σ = 58050036. Its totient is φ = 19350010.
The previous prime is 38700019. The next prime is 38700031. The reversal of 38700022 is 22000783.
It is a happy number.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 22000783 = 7 ⋅3142969.
It is a Smith number, since the sum of its digits (22) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is a junction number, because it is equal to n+sod(n) for n = 38699966 and 38700002.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9675004 + ... + 9675007.
It is an arithmetic number, because the mean of its divisors is an integer number (14512509).
Almost surely, 238700022 is an apocalyptic number.
38700022 is a deficient number, since it is larger than the sum of its proper divisors (19350014).
38700022 is a wasteful number, since it uses less digits than its factorization.
38700022 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 19350013.
The product of its (nonzero) digits is 672, while the sum is 22.
The square root of 38700022 is about 6220.9341742217. The cubic root of 38700022 is about 338.2494278306.
The spelling of 38700022 in words is "thirty-eight million, seven hundred thousand, twenty-two".
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