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348554053 = 18110131901
BaseRepresentation
bin10100110001101…
…000001101000101
3220021212101021101
4110301220031011
51203212212203
654330420101
711431442401
oct2461501505
9807771241
10348554053
11169827901
1298891631
135729b003
1434412101
152090041d
hex14c68345

348554053 has 8 divisors (see below), whose sum is σ = 351010296. Its totient is φ = 346104000.

The previous prime is 348554051. The next prime is 348554057. The reversal of 348554053 is 350455843.

It can be written as a sum of positive squares in 4 ways, for example, as 99640324 + 248913729 = 9982^2 + 15777^2 .

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 348554053 - 21 = 348554051 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 (348554051) 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, 182403 + ... + 184303.

It is an arithmetic number, because the mean of its divisors is an integer number (43876287).

Almost surely, 2348554053 is an apocalyptic number.

It is an amenable number.

348554053 is a deficient number, since it is larger than the sum of its proper divisors (2456243).

348554053 is a wasteful number, since it uses less digits than its factorization.

348554053 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3095.

The product of its (nonzero) digits is 144000, while the sum is 37.

The square root of 348554053 is about 18669.6023792688. The cubic root of 348554053 is about 703.7580555536.

The spelling of 348554053 in words is "three hundred forty-eight million, five hundred fifty-four thousand, fifty-three".

Divisors: 1 181 1013 1901 183353 344081 1925713 348554053