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47484141 = 315828047
BaseRepresentation
bin1011010100100…
…0110011101101
310022100102222220
42311020303231
544123443031
64413425553
71114415505
oct265106355
9108312886
1047484141
11248925a1
1213a9b2b9
139ab7233
146440a05
15427e596
hex2d48ced

47484141 has 4 divisors (see below), whose sum is σ = 63312192. Its totient is φ = 31656092.

The previous prime is 47484137. The next prime is 47484163. The reversal of 47484141 is 14148474.

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.

It is a cyclic number.

It is not a de Polignac number, because 47484141 - 22 = 47484137 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (47484181) 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, 7914021 + ... + 7914026.

It is an arithmetic number, because the mean of its divisors is an integer number (15828048).

Almost surely, 247484141 is an apocalyptic number.

It is an amenable number.

47484141 is a deficient number, since it is larger than the sum of its proper divisors (15828051).

47484141 is a wasteful number, since it uses less digits than its factorization.

47484141 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15828050.

The product of its digits is 14336, while the sum is 33.

The square root of 47484141 is about 6890.8737472109. The cubic root of 47484141 is about 362.1175126969.

The spelling of 47484141 in words is "forty-seven million, four hundred eighty-four thousand, one hundred forty-one".

Divisors: 1 3 15828047 47484141