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47230 = 254723
BaseRepresentation
bin1011100001111110
32101210021
423201332
53002410
61002354
7254461
oct134176
971707
1047230
1132537
12233ba
1318661
14132d8
15deda
hexb87e

47230 has 8 divisors (see below), whose sum is σ = 85032. Its totient is φ = 18888.

The previous prime is 47221. The next prime is 47237. The reversal of 47230 is 3274.

It is a sphenic number, since it is the product of 3 distinct primes.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (47237) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2352 + ... + 2371.

It is an arithmetic number, because the mean of its divisors is an integer number (10629).

247230 is an apocalyptic number.

47230 is a deficient number, since it is larger than the sum of its proper divisors (37802).

47230 is a wasteful number, since it uses less digits than its factorization.

47230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4730.

The product of its (nonzero) digits is 168, while the sum is 16.

The square root of 47230 is about 217.3246419530. The cubic root of 47230 is about 36.1470324126.

Subtracting from 47230 its reverse (3274), we obtain a triangular number (43956 = T296).

It can be divided in two parts, 4 and 7230, that multiplied together give a triangular number (28920 = T240).

The spelling of 47230 in words is "forty-seven thousand, two hundred thirty".

Divisors: 1 2 5 10 4723 9446 23615 47230