Base | Representation |
---|---|
bin | 1001001001100… |
… | …1111011011001 |
3 | 2200012212101210 |
4 | 2102121323121 |
5 | 34311113400 |
6 | 3450333333 |
7 | 644134533 |
oct | 222317331 |
9 | 80185353 |
10 | 38379225 |
11 | 1a733975 |
12 | 10a2a249 |
13 | 7c49c01 |
14 | 5150853 |
15 | 3581950 |
hex | 2499ed9 |
38379225 has 12 divisors (see below), whose sum is σ = 63453776. Its totient is φ = 20468880.
The previous prime is 38379223. The next prime is 38379233. The reversal of 38379225 is 52297383.
It is not a de Polignac number, because 38379225 - 21 = 38379223 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (38379223) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 255787 + ... + 255936.
Almost surely, 238379225 is an apocalyptic number.
It is an amenable number.
38379225 is a deficient number, since it is larger than the sum of its proper divisors (25074551).
38379225 is a wasteful number, since it uses less digits than its factorization.
38379225 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 511736 (or 511731 counting only the distinct ones).
The product of its digits is 90720, while the sum is 39.
The square root of 38379225 is about 6195.0968515432. The cubic root of 38379225 is about 337.3122137786.
The spelling of 38379225 in words is "thirty-eight million, three hundred seventy-nine thousand, two hundred twenty-five".
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