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7135172353 = 191971906271
BaseRepresentation
bin1101010010100101…
…00001011100000001
3200102021002022101201
412221102201130001
5104103101003403
63140003301201
7341546651521
oct65122413401
920367068351
107135172353
113031689661
12147167a801
13899312a9a
144b98a5681
152bb61a21d
hex1a94a1701

7135172353 has 8 divisors (see below), whose sum is σ = 7548837120. Its totient is φ = 6725320560.

The previous prime is 7135172339. The next prime is 7135172411. The reversal of 7135172353 is 3532715317.

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

It is a de Polignac number, because none of the positive numbers 2k-7135172353 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (7135172053) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 949393 + ... + 956878.

It is an arithmetic number, because the mean of its divisors is an integer number (943604640).

Almost surely, 27135172353 is an apocalyptic number.

It is an amenable number.

7135172353 is a deficient number, since it is larger than the sum of its proper divisors (413664767).

7135172353 is a wasteful number, since it uses less digits than its factorization.

7135172353 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1906487.

The product of its digits is 66150, while the sum is 37.

The square root of 7135172353 is about 84469.9494080587. The cubic root of 7135172353 is about 1925.1658801677.

The spelling of 7135172353 in words is "seven billion, one hundred thirty-five million, one hundred seventy-two thousand, three hundred fifty-three".

Divisors: 1 19 197 3743 1906271 36219149 375535387 7135172353