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47074375 = 54109691
BaseRepresentation
bin1011001110010…
…0110001000111
310021120121220101
42303210301013
544022340000
64400544531
71111061035
oct263446107
9107517811
1047074375
1124632747
1213922147
1399a287a
146375555
1541ece6a
hex2ce4c47

47074375 has 20 divisors (see below), whose sum is σ = 59449720. Its totient is φ = 37260000.

The previous prime is 47074373. The next prime is 47074403. The reversal of 47074375 is 57347074.

47074375 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 47074375 - 21 = 47074373 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (47074373) 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, 67780 + ... + 68470.

It is an arithmetic number, because the mean of its divisors is an integer number (2972486).

Almost surely, 247074375 is an apocalyptic number.

47074375 is a deficient number, since it is larger than the sum of its proper divisors (12375345).

47074375 is an equidigital number, since it uses as much as digits as its factorization.

47074375 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 820 (or 805 counting only the distinct ones).

The product of its (nonzero) digits is 82320, while the sum is 37.

The square root of 47074375 is about 6861.0768105305. The cubic root of 47074375 is about 361.0728668681.

The spelling of 47074375 in words is "forty-seven million, seventy-four thousand, three hundred seventy-five".

Divisors: 1 5 25 109 125 545 625 691 2725 3455 13625 17275 68125 75319 86375 376595 431875 1882975 9414875 47074375