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47065333 = 721756501
BaseRepresentation
bin1011001110001…
…0100011110101
310021120011111111
42303202203311
544022042313
64400435021
71111022500
oct263424365
9107504444
1047065333
1124626977
1213918a71
13999b713
146372137
1541ea43d
hex2ce28f5

47065333 has 12 divisors (see below), whose sum is σ = 57971052. Its totient is φ = 37968000.

The previous prime is 47065331. The next prime is 47065351. The reversal of 47065333 is 33356074.

It can be written as a sum of positive squares in 2 ways, for example, as 21734244 + 25331089 = 4662^2 + 5033^2 .

It is not a de Polignac number, because 47065333 - 21 = 47065331 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 47065295 and 47065304.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (47065331) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 27418 + ... + 29083.

It is an arithmetic number, because the mean of its divisors is an integer number (4830921).

Almost surely, 247065333 is an apocalyptic number.

It is an amenable number.

47065333 is a deficient number, since it is larger than the sum of its proper divisors (10905719).

47065333 is a wasteful number, since it uses less digits than its factorization.

47065333 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56532 (or 56525 counting only the distinct ones).

The product of its (nonzero) digits is 22680, while the sum is 31.

The square root of 47065333 is about 6860.4178444174. The cubic root of 47065333 is about 361.0497472131.

The spelling of 47065333 in words is "forty-seven million, sixty-five thousand, three hundred thirty-three".

Divisors: 1 7 17 49 119 833 56501 395507 960517 2768549 6723619 47065333