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20444035358 = 241893244003
BaseRepresentation
bin10011000010100011…
…110011100100011110
31221202210001121020202
4103002203303210132
5313332133112413
613220350343502
71322423301425
oct230243634436
957683047222
1020444035358
11874114139a
123b667bab92
131c0a696756
14dbd2702bc
157e9c2be58
hex4c28f391e

20444035358 has 8 divisors (see below), whose sum is σ = 30666910728. Its totient is φ = 10221731784.

The previous prime is 20444035333. The next prime is 20444035387. The reversal of 20444035358 is 85353044402.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

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, 38216 + ... + 205787.

It is an arithmetic number, because the mean of its divisors is an integer number (3833363841).

Almost surely, 220444035358 is an apocalyptic number.

20444035358 is a deficient number, since it is larger than the sum of its proper divisors (10222875370).

20444035358 is a wasteful number, since it uses less digits than its factorization.

20444035358 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 285898.

The product of its (nonzero) digits is 230400, while the sum is 38.

The spelling of 20444035358 in words is "twenty billion, four hundred forty-four million, thirty-five thousand, three hundred fifty-eight".

Divisors: 1 2 41893 83786 244003 488006 10222017679 20444035358