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47275083 = 344091427
BaseRepresentation
bin1011010001010…
…1110001001011
310021221211020000
42310111301023
544100300313
64405134043
71112555142
oct264256113
9107854200
1047275083
112475a519
12139ba323
139a4302b
1463c8759
15423c673
hex2d15c4b

47275083 has 20 divisors (see below), whose sum is σ = 70843080. Its totient is φ = 31417632.

The previous prime is 47275069. The next prime is 47275087. The reversal of 47275083 is 38057274.

47275083 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 47275083 - 28 = 47274827 is a prime.

It is not an unprimeable number, because it can be changed into a prime (47275087) 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 19 ways as a sum of consecutive naturals, for example, 32416 + ... + 33842.

It is an arithmetic number, because the mean of its divisors is an integer number (3542154).

Almost surely, 247275083 is an apocalyptic number.

47275083 is a deficient number, since it is larger than the sum of its proper divisors (23567997).

47275083 is a wasteful number, since it uses less digits than its factorization.

47275083 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1848 (or 1839 counting only the distinct ones).

The product of its (nonzero) digits is 47040, while the sum is 36.

The square root of 47275083 is about 6875.6878201384. The cubic root of 47275083 is about 361.5853003714.

The spelling of 47275083 in words is "forty-seven million, two hundred seventy-five thousand, eighty-three".

Divisors: 1 3 9 27 81 409 1227 1427 3681 4281 11043 12843 33129 38529 115587 583643 1750929 5252787 15758361 47275083