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47325073 = 239919727
BaseRepresentation
bin1011010010000…
…1111110010001
310022001100210111
42310201332101
544103400243
64410201321
71113153655
oct264417621
9108040714
1047325073
1124794034
1213a23241
139a5ca03
1463dca65
15424c39d
hex2d21f91

47325073 has 4 divisors (see below), whose sum is σ = 47347200. Its totient is φ = 47302948.

The previous prime is 47325043. The next prime is 47325077. The reversal of 47325073 is 37052374.

47325073 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 37052374 = 218526187.

It is a cyclic number.

It is not a de Polignac number, because 47325073 - 29 = 47324561 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (47325077) 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 3 ways as a sum of consecutive naturals, for example, 7465 + ... + 12262.

It is an arithmetic number, because the mean of its divisors is an integer number (11836800).

Almost surely, 247325073 is an apocalyptic number.

It is an amenable number.

47325073 is a deficient number, since it is larger than the sum of its proper divisors (22127).

47325073 is a wasteful number, since it uses less digits than its factorization.

47325073 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22126.

The product of its (nonzero) digits is 17640, while the sum is 31.

The square root of 47325073 is about 6879.3221323034. The cubic root of 47325073 is about 361.7127056240.

The spelling of 47325073 in words is "forty-seven million, three hundred twenty-five thousand, seventy-three".

Divisors: 1 2399 19727 47325073