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353134081 = 1720772593
BaseRepresentation
bin10101000011000…
…110011000000001
3220121111001220001
4111003012120001
51210400242311
655012520001
711515406266
oct2503063001
9817431801
10353134081
11171375953
129a320001
13582128a1
1434c8526d
15210074c1
hex150c6601

353134081 has 4 divisors (see below), whose sum is σ = 373906692. Its totient is φ = 332361472.

The previous prime is 353134079. The next prime is 353134097. The reversal of 353134081 is 180431353.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 277722225 + 75411856 = 16665^2 + 8684^2 .

It is a cyclic number.

It is not a de Polignac number, because 353134081 - 21 = 353134079 is a prime.

It is a super-2 number, since 2×3531340812 = 249407358327429122, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (353114081) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10386280 + ... + 10386313.

It is an arithmetic number, because the mean of its divisors is an integer number (93476673).

Almost surely, 2353134081 is an apocalyptic number.

It is an amenable number.

353134081 is a deficient number, since it is larger than the sum of its proper divisors (20772611).

353134081 is a wasteful number, since it uses less digits than its factorization.

353134081 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20772610.

The product of its (nonzero) digits is 4320, while the sum is 28.

The square root of 353134081 is about 18791.8620950666. The cubic root of 353134081 is about 706.8271308747.

The spelling of 353134081 in words is "three hundred fifty-three million, one hundred thirty-four thousand, eighty-one".

Divisors: 1 17 20772593 353134081