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382505827 = 1134773257
BaseRepresentation
bin10110110011001…
…001001101100011
3222122202022100111
4112303021031203
51240410141302
6101542232151
712323150224
oct2663111543
9878668314
10382505827
11186a07320
12a8125657
1361327912
1438b2d24b
15238aa0d7
hex16cc9363

382505827 has 4 divisors (see below), whose sum is σ = 417279096. Its totient is φ = 347732560.

The previous prime is 382505821. The next prime is 382505857. The reversal of 382505827 is 728505283.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 728505283 = 1166227753.

It is a cyclic number.

It is not a de Polignac number, because 382505827 - 23 = 382505819 is a prime.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 382505827.

It is not an unprimeable number, because it can be changed into a prime (382505821) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17386618 + ... + 17386639.

It is an arithmetic number, because the mean of its divisors is an integer number (104319774).

Almost surely, 2382505827 is an apocalyptic number.

382505827 is a deficient number, since it is larger than the sum of its proper divisors (34773269).

382505827 is a wasteful number, since it uses less digits than its factorization.

382505827 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34773268.

The product of its (nonzero) digits is 134400, while the sum is 40.

The square root of 382505827 is about 19557.7561852069. The cubic root of 382505827 is about 725.9042712637.

The spelling of 382505827 in words is "three hundred eighty-two million, five hundred five thousand, eight hundred twenty-seven".

Divisors: 1 11 34773257 382505827