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354325393 = 2961200297
BaseRepresentation
bin10101000111101…
…001001110010001
3220200201121001201
4111013221032101
51211201403033
655054231201
711531500432
oct2507511621
9820647051
10354325393
11172009a04
129a7b5501
135853bbc6
14350b5489
152119047d
hex151e9391

354325393 has 8 divisors (see below), whose sum is σ = 372554280. Its totient is φ = 336497280.

The previous prime is 354325379. The next prime is 354325409. The reversal of 354325393 is 393523453.

It can be written as a sum of positive squares in 4 ways, for example, as 24830289 + 329495104 = 4983^2 + 18152^2 .

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-354325393 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (354325313) 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, 98380 + ... + 101917.

It is an arithmetic number, because the mean of its divisors is an integer number (46569285).

Almost surely, 2354325393 is an apocalyptic number.

It is an amenable number.

354325393 is a deficient number, since it is larger than the sum of its proper divisors (18228887).

354325393 is a wasteful number, since it uses less digits than its factorization.

354325393 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 200387.

The product of its digits is 145800, while the sum is 37.

The square root of 354325393 is about 18823.5329574445. The cubic root of 354325393 is about 707.6210753097.

The spelling of 354325393 in words is "three hundred fifty-four million, three hundred twenty-five thousand, three hundred ninety-three".

Divisors: 1 29 61 1769 200297 5808613 12218117 354325393