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4444555427 = 131031331609
BaseRepresentation
bin1000010001110101…
…01000100010100011
3102110202012210211222
410020322220202203
533100301233202
62013010125255
7215066045354
oct41072504243
912422183758
104444555427
111980921304
12a4058082b
1355aa63170
143023d5d2b
151b02da4a2
hex108ea88a3

4444555427 has 8 divisors (see below), whose sum is σ = 4791101280. Its totient is φ = 4098674880.

The previous prime is 4444555421. The next prime is 4444555439. The reversal of 4444555427 is 7245554444.

It is a happy number.

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 4444555427 - 224 = 4427778211 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4444555421) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 152402 + ... + 179207.

It is an arithmetic number, because the mean of its divisors is an integer number (598887660).

Almost surely, 24444555427 is an apocalyptic number.

4444555427 is a deficient number, since it is larger than the sum of its proper divisors (346545853).

4444555427 is a wasteful number, since it uses less digits than its factorization.

4444555427 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 332653.

The product of its digits is 1792000, while the sum is 44.

The square root of 4444555427 is about 66667.4990306371. The cubic root of 4444555427 is about 1644.1550680990.

The spelling of 4444555427 in words is "four billion, four hundred forty-four million, five hundred fifty-five thousand, four hundred twenty-seven".

Divisors: 1 13 1031 13403 331609 4310917 341888879 4444555427