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47114281 = 1923131823
BaseRepresentation
bin1011001110111…
…0100000101001
310021122122122101
42303232200221
544030124111
64401453401
71111315264
oct263564051
9107578571
1047114281
112465a725
1213941261
1399b7a96
146385cdb
154209bc1
hex2cee829

47114281 has 16 divisors (see below), whose sum is σ = 52208640. Its totient is φ = 42316560.

The previous prime is 47114267. The next prime is 47114303. The reversal of 47114281 is 18241174.

47114281 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 47114281 - 27 = 47114153 is a prime.

It is a super-2 number, since 2×471142812 = 4439510948293922, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (47114261) 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 15 ways as a sum of consecutive naturals, for example, 56836 + ... + 57658.

It is an arithmetic number, because the mean of its divisors is an integer number (3263040).

Almost surely, 247114281 is an apocalyptic number.

It is an amenable number.

47114281 is a deficient number, since it is larger than the sum of its proper divisors (5094359).

47114281 is a wasteful number, since it uses less digits than its factorization.

47114281 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 996.

The product of its digits is 1792, while the sum is 28.

The square root of 47114281 is about 6863.9843385602. The cubic root of 47114281 is about 361.1748678976.

The spelling of 47114281 in words is "forty-seven million, one hundred fourteen thousand, two hundred eighty-one".

Divisors: 1 19 23 131 437 823 2489 3013 15637 18929 57247 107813 359651 2048447 2479699 47114281