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47395030 = 2543110221
BaseRepresentation
bin1011010011001…
…1000011010110
310022011220202111
42310303003112
544113120110
64411501234
71113564634
oct264630326
9108156674
1047395030
1124831651
1213a5781a
139a857c7
14641a354
154262e8a
hex2d330d6

47395030 has 16 divisors (see below), whose sum is σ = 87295824. Its totient is φ = 18516960.

The previous prime is 47395009. The next prime is 47395037. The reversal of 47395030 is 3059374.

47395030 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 47394983 and 47395001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (47395037) 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 7 ways as a sum of consecutive naturals, for example, 54681 + ... + 55540.

It is an arithmetic number, because the mean of its divisors is an integer number (5455989).

Almost surely, 247395030 is an apocalyptic number.

47395030 is a deficient number, since it is larger than the sum of its proper divisors (39900794).

47395030 is a wasteful number, since it uses less digits than its factorization.

47395030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110271.

The product of its (nonzero) digits is 11340, while the sum is 31.

The square root of 47395030 is about 6884.4048399263. The cubic root of 47395030 is about 361.8908485258.

The spelling of 47395030 in words is "forty-seven million, three hundred ninety-five thousand, thirty".

Divisors: 1 2 5 10 43 86 215 430 110221 220442 551105 1102210 4739503 9479006 23697515 47395030