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253088353 = 7145924781
BaseRepresentation
bin11110001010111…
…01001001100001
3122122020012221201
433011131021201
51004242311403
641040321201
76162133630
oct1705351141
9578205851
10253088353
1111a953031
1270913201
134058432b
1425881517
151734421d
hexf15d261

253088353 has 8 divisors (see below), whose sum is σ = 289453760. Its totient is φ = 216775440.

The previous prime is 253088323. The next prime is 253088359. The reversal of 253088353 is 353880352.

253088353 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 253088353 - 213 = 253080161 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (253088359) 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, 2178 + ... + 22603.

It is an arithmetic number, because the mean of its divisors is an integer number (36181720).

Almost surely, 2253088353 is an apocalyptic number.

It is an amenable number.

253088353 is a deficient number, since it is larger than the sum of its proper divisors (36365407).

253088353 is a wasteful number, since it uses less digits than its factorization.

253088353 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26247.

The product of its (nonzero) digits is 86400, while the sum is 37.

The square root of 253088353 is about 15908.7508309106. The cubic root of 253088353 is about 632.5439698221.

The spelling of 253088353 in words is "two hundred fifty-three million, eighty-eight thousand, three hundred fifty-three".

Divisors: 1 7 1459 10213 24781 173467 36155479 253088353