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47270 = 2529163
BaseRepresentation
bin1011100010100110
32101211202
423202212
53003040
61002502
7254546
oct134246
971752
1047270
1132573
1223432
1318692
1413326
15e015
hexb8a6

47270 has 16 divisors (see below), whose sum is σ = 88560. Its totient is φ = 18144.

The previous prime is 47269. The next prime is 47279. The reversal of 47270 is 7274.

47270 = T135 + T136 + ... + T139.

47270 is nontrivially palindromic in base 12.

47270 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

47270 is an esthetic number in base 12, because in such base its adjacent digits differ by 1.

It is an alternating number because its digits alternate between even and odd.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (47279) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 209 + ... + 371.

It is an arithmetic number, because the mean of its divisors is an integer number (5535).

247270 is an apocalyptic number.

47270 is a deficient number, since it is larger than the sum of its proper divisors (41290).

47270 is a wasteful number, since it uses less digits than its factorization.

47270 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 199.

The product of its (nonzero) digits is 392, while the sum is 20.

The square root of 47270 is about 217.4166506963. The cubic root of 47270 is about 36.1572340733.

The spelling of 47270 in words is "forty-seven thousand, two hundred seventy", and thus it is an iban number.

Divisors: 1 2 5 10 29 58 145 163 290 326 815 1630 4727 9454 23635 47270