Base | Representation |
---|---|
bin | 10001101011010… |
… | …01000001010011 |
3 | 101100000101001212 |
4 | 20311221001103 |
5 | 300424420004 |
6 | 22414050335 |
7 | 3450232253 |
oct | 1065510123 |
9 | 340011055 |
10 | 148279379 |
11 | 76777546 |
12 | 417a99ab |
13 | 249489a1 |
14 | 1599b963 |
15 | d03e96e |
hex | 8d69053 |
148279379 has 2 divisors, whose sum is σ = 148279380. Its totient is φ = 148279378.
The previous prime is 148279357. The next prime is 148279381. The reversal of 148279379 is 973972841.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 148279379 - 28 = 148279123 is a prime.
Together with 148279381, it forms a pair of twin primes.
It is a Chen prime.
It is not a weakly prime, because it can be changed into another prime (148279399) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 74139689 + 74139690.
It is an arithmetic number, because the mean of its divisors is an integer number (74139690).
Almost surely, 2148279379 is an apocalyptic number.
148279379 is a deficient number, since it is larger than the sum of its proper divisors (1).
148279379 is an equidigital number, since it uses as much as digits as its factorization.
148279379 is an evil number, because the sum of its binary digits is even.
The product of its digits is 762048, while the sum is 50.
The square root of 148279379 is about 12177.0020530507. The cubic root of 148279379 is about 529.2898748743.
Subtracting from 148279379 its sum of digits (50), we obtain a square (148279329 = 121772).
The spelling of 148279379 in words is "one hundred forty-eight million, two hundred seventy-nine thousand, three hundred seventy-nine".
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