Base | Representation |
---|---|
bin | 110000100100010001… |
… | …000110111001101111 |
3 | 11222121021210112111211 |
4 | 300210101012321233 |
5 | 1323244401301142 |
6 | 35542334055251 |
7 | 3524164204321 |
oct | 604421067157 |
9 | 158537715454 |
10 | 52148072047 |
11 | 20130255405 |
12 | a13434a527 |
13 | 4bc0abc586 |
14 | 2749b31611 |
15 | 1553255917 |
hex | c24446e6f |
52148072047 has 4 divisors (see below), whose sum is σ = 53002958536. Its totient is φ = 51293185560.
The previous prime is 52148072027. The next prime is 52148072051. The reversal of 52148072047 is 74027084125.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 52148072047 - 27 = 52148071919 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (52148072027) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 427443153 + ... + 427443274.
It is an arithmetic number, because the mean of its divisors is an integer number (13250739634).
Almost surely, 252148072047 is an apocalyptic number.
52148072047 is a deficient number, since it is larger than the sum of its proper divisors (854886489).
52148072047 is an equidigital number, since it uses as much as digits as its factorization.
52148072047 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 854886488.
The product of its (nonzero) digits is 125440, while the sum is 40.
The spelling of 52148072047 in words is "fifty-two billion, one hundred forty-eight million, seventy-two thousand, forty-seven".
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