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204106151 = 192565391
BaseRepresentation
bin11000010101001…
…10100110100111
3112020001200000002
430022212212213
5404222344101
632130411515
75025605444
oct1412464647
9466050002
10204106151
11a5237a77
1258430b9b
1333394292
141d1709cb
1512dbad6b
hexc2a69a7

204106151 has 6 divisors (see below), whose sum is σ = 215414352. Its totient is φ = 193363380.

The previous prime is 204106129. The next prime is 204106169. The reversal of 204106151 is 151601402.

204106151 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 204106151 - 26 = 204106087 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (204106181) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 282335 + ... + 283056.

It is an arithmetic number, because the mean of its divisors is an integer number (35902392).

Almost surely, 2204106151 is an apocalyptic number.

204106151 is a deficient number, since it is larger than the sum of its proper divisors (11308201).

204106151 is an equidigital number, since it uses as much as digits as its factorization.

204106151 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 565429 (or 565410 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 20.

The square root of 204106151 is about 14286.5724020844. The cubic root of 204106151 is about 588.7786195430.

Adding to 204106151 its reverse (151601402), we get a palindrome (355707553).

The spelling of 204106151 in words is "two hundred four million, one hundred six thousand, one hundred fifty-one".

Divisors: 1 19 361 565391 10742429 204106151