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338163241 = 1326012557
BaseRepresentation
bin10100001001111…
…111011000101001
3212120022110202111
4110021333120221
51143032210431
653320002321
711244224443
oct2411773051
9776273674
10338163241
11163980059
12953003a1
13550a05c0
1432ca9493
151ea4b7b1
hex1427f629

338163241 has 4 divisors (see below), whose sum is σ = 364175812. Its totient is φ = 312150672.

The previous prime is 338163211. The next prime is 338163253. The reversal of 338163241 is 142361833.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 142361833 = 241590713.

It can be written as a sum of positive squares in 2 ways, for example, as 210134016 + 128029225 = 14496^2 + 11315^2 .

It is a cyclic number.

It is not a de Polignac number, because 338163241 - 29 = 338162729 is a prime.

It is a super-2 number, since 2×3381632412 = 228708755127248162, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (338163211) 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, 13006266 + ... + 13006291.

It is an arithmetic number, because the mean of its divisors is an integer number (91043953).

Almost surely, 2338163241 is an apocalyptic number.

It is an amenable number.

338163241 is a deficient number, since it is larger than the sum of its proper divisors (26012571).

338163241 is a wasteful number, since it uses less digits than its factorization.

338163241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26012570.

The product of its digits is 10368, while the sum is 31.

The square root of 338163241 is about 18389.2153448699. The cubic root of 338163241 is about 696.6940995076.

The spelling of 338163241 in words is "three hundred thirty-eight million, one hundred sixty-three thousand, two hundred forty-one".

Divisors: 1 13 26012557 338163241