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204291341 = 297044529
BaseRepresentation
bin11000010110100…
…11110100001101
3112020102002000222
430023103310031
5404244310331
632134401125
75030306402
oct1413236415
9466362028
10204291341
11a5354121
12585001a5
133342a667
141d1bc2a9
1512e05b7b
hexc2d3d0d

204291341 has 4 divisors (see below), whose sum is σ = 211335900. Its totient is φ = 197246784.

The previous prime is 204291331. The next prime is 204291343. The reversal of 204291341 is 143192402.

204291341 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 143192402 = 271596201.

It can be written as a sum of positive squares in 2 ways, for example, as 135815716 + 68475625 = 11654^2 + 8275^2 .

It is a cyclic number.

It is not a de Polignac number, because 204291341 - 214 = 204274957 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 204291341.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (204291343) 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, 3522236 + ... + 3522293.

It is an arithmetic number, because the mean of its divisors is an integer number (52833975).

Almost surely, 2204291341 is an apocalyptic number.

It is an amenable number.

204291341 is a deficient number, since it is larger than the sum of its proper divisors (7044559).

204291341 is an equidigital number, since it uses as much as digits as its factorization.

204291341 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7044558.

The product of its (nonzero) digits is 1728, while the sum is 26.

The square root of 204291341 is about 14293.0521932861. The cubic root of 204291341 is about 588.9566363114.

The spelling of 204291341 in words is "two hundred four million, two hundred ninety-one thousand, three hundred forty-one".

Divisors: 1 29 7044529 204291341