Base | Representation |
---|---|
bin | 10110110001101… |
… | …111111111111111 |
3 | 222122001202002201 |
4 | 112301233333333 |
5 | 1240311443130 |
6 | 101530332331 |
7 | 12320065666 |
oct | 2661577777 |
9 | 878052081 |
10 | 382140415 |
11 | 186787828 |
12 | a7b8a0a7 |
13 | 6122a4b7 |
14 | 38a75ddd |
15 | 23836bca |
hex | 16c6ffff |
382140415 has 4 divisors (see below), whose sum is σ = 458568504. Its totient is φ = 305712328.
The previous prime is 382140401. The next prime is 382140427. The reversal of 382140415 is 514041283.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 382140415 - 27 = 382140287 is a prime.
It is a super-3 number, since 3×3821404153 (a number of 27 digits) contains 333 as substring.
It is a Duffinian number.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 38214037 + ... + 38214046.
It is an arithmetic number, because the mean of its divisors is an integer number (114642126).
Almost surely, 2382140415 is an apocalyptic number.
382140415 is a deficient number, since it is larger than the sum of its proper divisors (76428089).
382140415 is an equidigital number, since it uses as much as digits as its factorization.
382140415 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 76428088.
The product of its (nonzero) digits is 3840, while the sum is 28.
The square root of 382140415 is about 19548.4120838497. The cubic root of 382140415 is about 725.6730428532.
Adding to 382140415 its reverse (514041283), we get a palindrome (896181698).
The spelling of 382140415 in words is "three hundred eighty-two million, one hundred forty thousand, four hundred fifteen".
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