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47063838 = 2310617393
BaseRepresentation
bin1011001110001…
…0001100011110
310021120002110010
42303202030132
544022020323
64400424050
71111015233
oct263421436
9107502403
1047063838
1124625838
1213918026
13999ab33
14637178a
1541e9c93
hex2ce231e

47063838 has 16 divisors (see below), whose sum is σ = 94229136. Its totient is φ = 15671040.

The previous prime is 47063833. The next prime is 47063857. The reversal of 47063838 is 83836074.

47063838 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 = 47063796 and 47063805.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (47063833) 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, 2670 + ... + 10062.

It is an arithmetic number, because the mean of its divisors is an integer number (5889321).

Almost surely, 247063838 is an apocalyptic number.

47063838 is an abundant number, since it is smaller than the sum of its proper divisors (47165298).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

47063838 is a wasteful number, since it uses less digits than its factorization.

47063838 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8459.

The product of its (nonzero) digits is 96768, while the sum is 39.

The square root of 47063838 is about 6860.3088851742. The cubic root of 47063838 is about 361.0459243351.

The spelling of 47063838 in words is "forty-seven million, sixty-three thousand, eight hundred thirty-eight".

Divisors: 1 2 3 6 1061 2122 3183 6366 7393 14786 22179 44358 7843973 15687946 23531919 47063838