Base | Representation |
---|---|
bin | 10111000000100… |
… | …011011101101001 |
3 | 222220100220120102 |
4 | 113000203131221 |
5 | 1242310134400 |
6 | 102145435145 |
7 | 12365061212 |
oct | 2700433551 |
9 | 886326512 |
10 | 386021225 |
11 | 188998507 |
12 | a933bab5 |
13 | 61c88a35 |
14 | 393a6409 |
15 | 23d519d5 |
hex | 17023769 |
386021225 has 12 divisors (see below), whose sum is σ = 483143184. Its totient is φ = 305928720.
The previous prime is 386021219. The next prime is 386021231. The reversal of 386021225 is 522120683.
It is an interprime number because it is at equal distance from previous prime (386021219) and next prime (386021231).
It is not a de Polignac number, because 386021225 - 26 = 386021161 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 69479 + ... + 74828.
It is an arithmetic number, because the mean of its divisors is an integer number (40261932).
Almost surely, 2386021225 is an apocalyptic number.
It is an amenable number.
386021225 is a deficient number, since it is larger than the sum of its proper divisors (97121959).
386021225 is a wasteful number, since it uses less digits than its factorization.
386021225 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 144424 (or 144419 counting only the distinct ones).
The product of its (nonzero) digits is 5760, while the sum is 29.
The square root of 386021225 is about 19647.4228589909. The cubic root of 386021225 is about 728.1212872277.
The spelling of 386021225 in words is "three hundred eighty-six million, twenty-one thousand, two hundred twenty-five".
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