| Base | Representation |
|---|---|
| bin | 10111101000000… |
| … | …100100110010101 |
| 3 | 1000121212012220200 |
| 4 | 113220010212111 |
| 5 | 1302433134230 |
| 6 | 103155451113 |
| 7 | 12552115320 |
| oct | 2750044625 |
| 9 | 1017765820 |
| 10 | 396380565 |
| 11 | 193823649 |
| 12 | b08b6a99 |
| 13 | 64175019 |
| 14 | 3a9017b7 |
| 15 | 24beb160 |
| hex | 17a04995 |
396380565 has 96 divisors (see below), whose sum is σ = 835860480. Its totient is φ = 169734528.
The previous prime is 396380557. The next prime is 396380573. The reversal of 396380565 is 565083693.
396380565 is a `hidden beast` number, since 3 + 9 + 6 + 3 + 80 + 565 = 666.
It is an interprime number because it is at equal distance from previous prime (396380557) and next prime (396380573).
It is not a de Polignac number, because 396380565 - 23 = 396380557 is a prime.
It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.
It is a Harshad number since it is a multiple of its sum of digits (45).
It is a self number, because there is not a number n which added to its sum of digits gives 396380565.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 616134 + ... + 616776.
It is an arithmetic number, because the mean of its divisors is an integer number (8706880).
Almost surely, 2396380565 is an apocalyptic number.
396380565 is a gapful number since it is divisible by the number (35) formed by its first and last digit.
It is an amenable number.
396380565 is an abundant number, since it is smaller than the sum of its proper divisors (439479915).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
396380565 is a wasteful number, since it uses less digits than its factorization.
396380565 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 783 (or 780 counting only the distinct ones).
The product of its (nonzero) digits is 583200, while the sum is 45.
The square root of 396380565 is about 19909.3085013016. The cubic root of 396380565 is about 734.5772106869.
The spelling of 396380565 in words is "three hundred ninety-six million, three hundred eighty thousand, five hundred sixty-five".
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