Base | Representation |
---|---|
bin | 101101000011101111… |
… | …001101100010011011 |
3 | 11121212202120000112021 |
4 | 231003233031202123 |
5 | 1243041024334242 |
6 | 34120450355311 |
7 | 3331633323241 |
oct | 550357154233 |
9 | 147782500467 |
10 | 48381089947 |
11 | 19577955a63 |
12 | 946288bb37 |
13 | 4740545998 |
14 | 24ad716791 |
15 | 13d26acb67 |
hex | b43bcd89b |
48381089947 has 2 divisors, whose sum is σ = 48381089948. Its totient is φ = 48381089946.
The previous prime is 48381089921. The next prime is 48381089969. The reversal of 48381089947 is 74998018384.
It is a strong prime.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-48381089947 is a prime.
It is not a weakly prime, because it can be changed into another prime (48381089347) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24190544973 + 24190544974.
It is an arithmetic number, because the mean of its divisors is an integer number (24190544974).
Almost surely, 248381089947 is an apocalyptic number.
48381089947 is a deficient number, since it is larger than the sum of its proper divisors (1).
48381089947 is an equidigital number, since it uses as much as digits as its factorization.
48381089947 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 13934592, while the sum is 61.
The spelling of 48381089947 in words is "forty-eight billion, three hundred eighty-one million, eighty-nine thousand, nine hundred forty-seven".
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