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4944047 = 19260213
BaseRepresentation
bin10010110111000010101111
3100022011221212
4102313002233
52231202142
6253545035
760011063
oct22670257
910264855
104944047
112877599
1217a517b
131041494
14929aa3
15679d82
hex4b70af

4944047 has 4 divisors (see below), whose sum is σ = 5204280. Its totient is φ = 4683816.

The previous prime is 4944029. The next prime is 4944053. The reversal of 4944047 is 7404494.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-4944047 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 (4944077) 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 3 ways as a sum of consecutive naturals, for example, 130088 + ... + 130125.

It is an arithmetic number, because the mean of its divisors is an integer number (1301070).

Almost surely, 24944047 is an apocalyptic number.

4944047 is a deficient number, since it is larger than the sum of its proper divisors (260233).

4944047 is a wasteful number, since it uses less digits than its factorization.

4944047 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 260232.

The product of its (nonzero) digits is 16128, while the sum is 32.

The square root of 4944047 is about 2223.5213063967. The cubic root of 4944047 is about 170.3573452089.

The spelling of 4944047 in words is "four million, nine hundred forty-four thousand, forty-seven".

Divisors: 1 19 260213 4944047