Search a number
-
+
395296087 = 17180112911
BaseRepresentation
bin10111100011111…
…011110101010111
31000112211010021211
4113203323311113
51302143433322
6103120322251
712536650504
oct2743736527
91015733254
10395296087
1119315288a
12b0473387
1363b85514
143a6dc4ab
1524a84b77
hex178fbd57

395296087 has 8 divisors (see below), whose sum is σ = 418813632. Its totient is φ = 371808000.

The previous prime is 395296073. The next prime is 395296091. The reversal of 395296087 is 780692593.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 395296087 - 219 = 394771799 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 395296087.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (395296987) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24162 + ... + 37072.

It is an arithmetic number, because the mean of its divisors is an integer number (52351704).

Almost surely, 2395296087 is an apocalyptic number.

395296087 is a deficient number, since it is larger than the sum of its proper divisors (23517545).

395296087 is a wasteful number, since it uses less digits than its factorization.

395296087 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14729.

The product of its (nonzero) digits is 816480, while the sum is 49.

The square root of 395296087 is about 19882.0543958616. The cubic root of 395296087 is about 733.9066762584.

The spelling of 395296087 in words is "three hundred ninety-five million, two hundred ninety-six thousand, eighty-seven".

Divisors: 1 17 1801 12911 30617 219487 23252711 395296087