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434402041 = 887489743
BaseRepresentation
bin11001111001000…
…111001011111001
31010021101220120111
4121321013023321
51342201331131
6111034424321
713523233153
oct3171071371
91107356514
10434402041
11203232757
121015920a1
136bcc8138
144199bad3
152820bab1
hex19e472f9

434402041 has 4 divisors (see below), whose sum is σ = 434892672. Its totient is φ = 433911412.

The previous prime is 434402029. The next prime is 434402051. The reversal of 434402041 is 140204434.

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: 140204434 = 270102217.

It is a cyclic number.

It is not a de Polignac number, because 434402041 - 213 = 434393849 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (434402051) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 243985 + ... + 245758.

It is an arithmetic number, because the mean of its divisors is an integer number (108723168).

Almost surely, 2434402041 is an apocalyptic number.

It is an amenable number.

434402041 is a deficient number, since it is larger than the sum of its proper divisors (490631).

434402041 is an equidigital number, since it uses as much as digits as its factorization.

434402041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 490630.

The product of its (nonzero) digits is 1536, while the sum is 22.

The square root of 434402041 is about 20842.3137151325. The cubic root of 434402041 is about 757.3511438742.

Adding to 434402041 its reverse (140204434), we get a palindrome (574606475).

The spelling of 434402041 in words is "four hundred thirty-four million, four hundred two thousand, forty-one".

Divisors: 1 887 489743 434402041