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348004775 = 52131106261
BaseRepresentation
bin10100101111100…
…010000110100111
3220020211110210202
4110233202012213
51203042123100
654310541115
711423664116
oct2457420647
9806743722
10348004775
11169492158
129866779b
1357137cb1
143430bc7d
15208427d5
hex14be21a7

348004775 has 12 divisors (see below), whose sum is σ = 434824104. Its totient is φ = 276276000.

The previous prime is 348004763. The next prime is 348004777. The reversal of 348004775 is 577400843.

It is not a de Polignac number, because 348004775 - 24 = 348004759 is a prime.

It is a super-2 number, since 2×3480047752 = 242214646845601250, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (348004777) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 49856 + ... + 56405.

It is an arithmetic number, because the mean of its divisors is an integer number (36235342).

Almost surely, 2348004775 is an apocalyptic number.

348004775 is a deficient number, since it is larger than the sum of its proper divisors (86819329).

348004775 is a wasteful number, since it uses less digits than its factorization.

348004775 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 106402 (or 106397 counting only the distinct ones).

The product of its (nonzero) digits is 94080, while the sum is 38.

The square root of 348004775 is about 18654.8860891725. The cubic root of 348004775 is about 703.3881826954.

The spelling of 348004775 in words is "three hundred forty-eight million, four thousand, seven hundred seventy-five".

Divisors: 1 5 25 131 655 3275 106261 531305 2656525 13920191 69600955 348004775