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47045089 = 713516979
BaseRepresentation
bin1011001101110…
…1100111100001
310021112010201201
42303131213201
544020420324
64400201201
71110606460
oct263354741
9107463651
1047045089
1124612743
1213909201
139992440
1463689d7
1541e4444
hex2cdd9e1

47045089 has 8 divisors (see below), whose sum is σ = 57901760. Its totient is φ = 37222416.

The previous prime is 47045059. The next prime is 47045123. The reversal of 47045089 is 98054074.

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

It is not a de Polignac number, because 47045089 - 25 = 47045057 is a prime.

It is not an unprimeable number, because it can be changed into a prime (47045059) 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, 258399 + ... + 258580.

It is an arithmetic number, because the mean of its divisors is an integer number (7237720).

Almost surely, 247045089 is an apocalyptic number.

It is an amenable number.

47045089 is a deficient number, since it is larger than the sum of its proper divisors (10856671).

47045089 is a wasteful number, since it uses less digits than its factorization.

47045089 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 516999.

The product of its (nonzero) digits is 40320, while the sum is 37.

The square root of 47045089 is about 6858.9422653934. The cubic root of 47045089 is about 360.9979742215.

The spelling of 47045089 in words is "forty-seven million, forty-five thousand, eighty-nine".

Divisors: 1 7 13 91 516979 3618853 6720727 47045089