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204114401 = 1511351751
BaseRepresentation
bin11000010101010…
…00100111100001
3112020002002022122
430022220213201
5404223130101
632130514025
75025641501
oct1412504741
9466062278
10204114401
11a5243197
1258435915
1333397c6a
141d173a01
1512dbd51b
hexc2a89e1

204114401 has 4 divisors (see below), whose sum is σ = 205466304. Its totient is φ = 202762500.

The previous prime is 204114371. The next prime is 204114409. The reversal of 204114401 is 104411402.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 104411402 = 252205701.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-204114401 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 204114401.

It is not an unprimeable number, because it can be changed into a prime (204114409) 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, 675725 + ... + 676026.

It is an arithmetic number, because the mean of its divisors is an integer number (51366576).

Almost surely, 2204114401 is an apocalyptic number.

It is an amenable number.

204114401 is a deficient number, since it is larger than the sum of its proper divisors (1351903).

204114401 is a wasteful number, since it uses less digits than its factorization.

204114401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1351902.

The product of its (nonzero) digits is 128, while the sum is 17.

The square root of 204114401 is about 14286.8611318232. The cubic root of 204114401 is about 588.7865522749.

Adding to 204114401 its reverse (104411402), we get a palindrome (308525803).

The spelling of 204114401 in words is "two hundred four million, one hundred fourteen thousand, four hundred one".

Divisors: 1 151 1351751 204114401