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853397341 = 3742615413
BaseRepresentation
bin110010110111011…
…100111101011101
32012110211002001221
4302313130331131
53221432203331
6220403133341
730101520616
oct6267347535
92173732057
10853397341
113a87a2065
121b9974251
13107a5a754
14814a8c0d
154edc3711
hex32ddcf5d

853397341 has 8 divisors (see below), whose sum is σ = 876829784. Its totient is φ = 829984320.

The previous prime is 853397339. The next prime is 853397353. The reversal of 853397341 is 143793358.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 414285316 + 439112025 = 20354^2 + 20955^2 .

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 853397341 - 21 = 853397339 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (853392341) 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, 154951 + ... + 160363.

It is an arithmetic number, because the mean of its divisors is an integer number (109603723).

Almost surely, 2853397341 is an apocalyptic number.

It is an amenable number.

853397341 is a deficient number, since it is larger than the sum of its proper divisors (23432443).

853397341 is a wasteful number, since it uses less digits than its factorization.

853397341 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9711.

The product of its digits is 272160, while the sum is 43.

The square root of 853397341 is about 29212.9652894053. The cubic root of 853397341 is about 948.5285960670.

The spelling of 853397341 in words is "eight hundred fifty-three million, three hundred ninety-seven thousand, three hundred forty-one".

Divisors: 1 37 4261 5413 157657 200281 23064793 853397341