Base | Representation |
---|---|
bin | 1001001000100… |
… | …1110011110111 |
3 | 2200002111211200 |
4 | 2102021303313 |
5 | 34302010312 |
6 | 3445103543 |
7 | 643441212 |
oct | 222116367 |
9 | 80074750 |
10 | 38313207 |
11 | 1a699309 |
12 | 109b7bb3 |
13 | 7c25b4a |
14 | 5134779 |
15 | 356c0dc |
hex | 2489cf7 |
38313207 has 6 divisors (see below), whose sum is σ = 55341312. Its totient is φ = 25542132.
The previous prime is 38313203. The next prime is 38313227. The reversal of 38313207 is 70231383.
It is not a de Polignac number, because 38313207 - 22 = 38313203 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (38313203) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2128503 + ... + 2128520.
It is an arithmetic number, because the mean of its divisors is an integer number (9223552).
Almost surely, 238313207 is an apocalyptic number.
38313207 is a deficient number, since it is larger than the sum of its proper divisors (17028105).
38313207 is a wasteful number, since it uses less digits than its factorization.
38313207 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4257029 (or 4257026 counting only the distinct ones).
The product of its (nonzero) digits is 3024, while the sum is 27.
The square root of 38313207 is about 6189.7663122286. The cubic root of 38313207 is about 337.1186936434.
The spelling of 38313207 in words is "thirty-eight million, three hundred thirteen thousand, two hundred seven".
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