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48445109 = 294735543
BaseRepresentation
bin1011100011001…
…1011010110101
310101011021012022
42320303122311
544400220414
64450202525
71125530246
oct270633265
9111137168
1048445109
1125389589
1214283445
13a06275b
146610ccd
1543be18e
hex2e336b5

48445109 has 8 divisors (see below), whose sum is σ = 51183360. Its totient is φ = 45778096.

The previous prime is 48445069. The next prime is 48445139. The reversal of 48445109 is 90154484.

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 a de Polignac number, because none of the positive numbers 2k-48445109 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (48445139) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16409 + ... + 19134.

It is an arithmetic number, because the mean of its divisors is an integer number (6397920).

Almost surely, 248445109 is an apocalyptic number.

It is an amenable number.

48445109 is a deficient number, since it is larger than the sum of its proper divisors (2738251).

48445109 is a wasteful number, since it uses less digits than its factorization.

48445109 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35619.

The product of its (nonzero) digits is 23040, while the sum is 35.

The square root of 48445109 is about 6960.2520787684. The cubic root of 48445109 is about 364.5440205803.

The spelling of 48445109 in words is "forty-eight million, four hundred forty-five thousand, one hundred nine".

Divisors: 1 29 47 1363 35543 1030747 1670521 48445109