Base | Representation |
---|---|
bin | 1001001001111… |
… | …1011111011000 |
3 | 2200021000122121 |
4 | 2102133133120 |
5 | 34312331013 |
6 | 3451031024 |
7 | 644261131 |
oct | 222373730 |
9 | 80230577 |
10 | 38402008 |
11 | 1a749aa7 |
12 | 10a3b474 |
13 | 7c573a8 |
14 | 5158c88 |
15 | 358858d |
hex | 249f7d8 |
38402008 has 32 divisors (see below), whose sum is σ = 74289600. Its totient is φ = 18600192.
The previous prime is 38401999. The next prime is 38402011. The reversal of 38402008 is 80020483.
It is a congruent 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, 40516 + ... + 41452.
It is an arithmetic number, because the mean of its divisors is an integer number (2321550).
Almost surely, 238402008 is an apocalyptic number.
It is an amenable number.
38402008 is a deficient number, since it is larger than the sum of its proper divisors (35887592).
38402008 is a wasteful number, since it uses less digits than its factorization.
38402008 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1099 (or 1095 counting only the distinct ones).
The product of its (nonzero) digits is 1536, while the sum is 25.
The square root of 38402008 is about 6196.9353716172. The cubic root of 38402008 is about 337.3789466182.
The spelling of 38402008 in words is "thirty-eight million, four hundred two thousand, eight".
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