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44013949 = 747133781
BaseRepresentation
bin1010011111100…
…1100101111101
310001211010210021
42213321211331
542231421244
64211212141
71043053360
oct247714575
9101733707
1044013949
1122932371
12128a7051
139170875
145bba0d7
153ce6284
hex29f997d

44013949 has 8 divisors (see below), whose sum is σ = 51372288. Its totient is φ = 36923280.

The previous prime is 44013913. The next prime is 44013953. The reversal of 44013949 is 94931044.

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 44013949 - 213 = 44005757 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 (44010949) 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 7 ways as a sum of consecutive naturals, for example, 66562 + ... + 67219.

It is an arithmetic number, because the mean of its divisors is an integer number (6421536).

Almost surely, 244013949 is an apocalyptic number.

It is an amenable number.

44013949 is a deficient number, since it is larger than the sum of its proper divisors (7358339).

44013949 is a wasteful number, since it uses less digits than its factorization.

44013949 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 133835.

The product of its (nonzero) digits is 15552, while the sum is 34.

The square root of 44013949 is about 6634.3009428274. The cubic root of 44013949 is about 353.0721362795.

The spelling of 44013949 in words is "forty-four million, thirteen thousand, nine hundred forty-nine".

Divisors: 1 7 47 329 133781 936467 6287707 44013949