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206074141 = 7132264551
BaseRepresentation
bin11000100100001…
…11000100011101
3112100202122120121
430102013010131
5410223333031
632240514541
75051413150
oct1422070435
9470678517
10206074141
11a6361609
125901ba51
1333902c80
141d523c97
1513159011
hexc48711d

206074141 has 8 divisors (see below), whose sum is σ = 253629824. Its totient is φ = 163047600.

The previous prime is 206074139. The next prime is 206074147. The reversal of 206074141 is 141470602.

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 206074141 - 21 = 206074139 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (206074147) 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, 1132185 + ... + 1132366.

It is an arithmetic number, because the mean of its divisors is an integer number (31703728).

Almost surely, 2206074141 is an apocalyptic number.

It is an amenable number.

206074141 is a deficient number, since it is larger than the sum of its proper divisors (47555683).

206074141 is a wasteful number, since it uses less digits than its factorization.

206074141 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2264571.

The product of its (nonzero) digits is 1344, while the sum is 25.

The square root of 206074141 is about 14355.2826861751. The cubic root of 206074141 is about 590.6649029935.

The spelling of 206074141 in words is "two hundred six million, seventy-four thousand, one hundred forty-one".

Divisors: 1 7 13 91 2264551 15851857 29439163 206074141