Base | Representation |
---|---|
bin | 10111100011010… |
… | …110110010110111 |
3 | 1000112112102011212 |
4 | 113203112302313 |
5 | 1302124110000 |
6 | 103113152035 |
7 | 12535446263 |
oct | 2743266267 |
9 | 1015472155 |
10 | 395144375 |
11 | 1930598aa |
12 | b03bb61b |
13 | 63b31452 |
14 | 3a69d0a3 |
15 | 24a54c35 |
hex | 178d6cb7 |
395144375 has 10 divisors (see below), whose sum is σ = 493773192. Its totient is φ = 316115000.
The previous prime is 395144363. The next prime is 395144377. The reversal of 395144375 is 573441593.
It is not a de Polignac number, because 395144375 - 28 = 395144119 is a prime.
It is a super-2 number, since 2×3951443752 = 312278154188281250, which contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (395144377) by changing a digit.
It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 315491 + ... + 316740.
Almost surely, 2395144375 is an apocalyptic number.
395144375 is a deficient number, since it is larger than the sum of its proper divisors (98628817).
395144375 is an frugal number, since it uses more digits than its factorization.
395144375 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 632251 (or 632236 counting only the distinct ones).
The product of its digits is 226800, while the sum is 41.
The square root of 395144375 is about 19878.2387298271. The cubic root of 395144375 is about 733.8127747497.
The spelling of 395144375 in words is "three hundred ninety-five million, one hundred forty-four thousand, three hundred seventy-five".
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