Search a number
-
+
395790707 = 1371428809
BaseRepresentation
bin10111100101110…
…100100101110011
31000120202020210002
4113211310211303
51302310300312
6103135100215
712544110524
oct2745644563
91016666702
10395790707
11193460464
12b067166b
1363cc96b0
143a7ca84b
1524b314c2
hex17974973

395790707 has 8 divisors (see below), whose sum is σ = 432240480. Its totient is φ = 360198720.

The previous prime is 395790701. The next prime is 395790737. The reversal of 395790707 is 707097593.

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 395790707 - 224 = 379013491 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (395790701) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 213482 + ... + 215327.

It is an arithmetic number, because the mean of its divisors is an integer number (54030060).

Almost surely, 2395790707 is an apocalyptic number.

395790707 is a deficient number, since it is larger than the sum of its proper divisors (36449773).

395790707 is a wasteful number, since it uses less digits than its factorization.

395790707 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 428893.

The product of its (nonzero) digits is 416745, while the sum is 47.

The square root of 395790707 is about 19894.4893626351. The cubic root of 395790707 is about 734.2126524893.

The spelling of 395790707 in words is "three hundred ninety-five million, seven hundred ninety thousand, seven hundred seven".

Divisors: 1 13 71 923 428809 5574517 30445439 395790707