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353257241 = 3713968687
BaseRepresentation
bin10101000011100…
…100011100011001
3220121201022211112
4111003210130121
51210413212431
655015310105
711516431331
oct2503443431
9817638745
10353257241
1117144a437
129a37b335
135825696c
1434cb80c1
152102dc2b
hex150e4719

353257241 has 8 divisors (see below), whose sum is σ = 365420160. Its totient is φ = 341232048.

The previous prime is 353257211. The next prime is 353257259. The reversal of 353257241 is 142752353.

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 353257241 - 214 = 353240857 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 353257198 and 353257207.

It is not an unprimeable number, because it can be changed into a prime (353257211) 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, 29201 + ... + 39486.

It is an arithmetic number, because the mean of its divisors is an integer number (45677520).

Almost surely, 2353257241 is an apocalyptic number.

It is an amenable number.

353257241 is a deficient number, since it is larger than the sum of its proper divisors (12162919).

353257241 is a wasteful number, since it uses less digits than its factorization.

353257241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68863.

The product of its digits is 25200, while the sum is 32.

The square root of 353257241 is about 18795.1387597964. The cubic root of 353257241 is about 706.9092929729.

The spelling of 353257241 in words is "three hundred fifty-three million, two hundred fifty-seven thousand, two hundred forty-one".

Divisors: 1 37 139 5143 68687 2541419 9547493 353257241