Base | Representation |
---|---|
bin | 1100011111011… |
… | …1111111001011 |
3 | 10122120222202211 |
4 | 3013313333023 |
5 | 101403132404 |
6 | 5111005551 |
7 | 1204233646 |
oct | 307677713 |
9 | 118528684 |
10 | 52395979 |
11 | 27637969 |
12 | 156698b7 |
13 | ab16b4c |
14 | 6d5ca5d |
15 | 48eeb04 |
hex | 31f7fcb |
52395979 has 4 divisors (see below), whose sum is σ = 52561584. Its totient is φ = 52230376.
The previous prime is 52395971. The next prime is 52396013. The reversal of 52395979 is 97959325.
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 52395979 - 23 = 52395971 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (52395971) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 82327 + ... + 82960.
It is an arithmetic number, because the mean of its divisors is an integer number (13140396).
Almost surely, 252395979 is an apocalyptic number.
52395979 is a deficient number, since it is larger than the sum of its proper divisors (165605).
52395979 is a wasteful number, since it uses less digits than its factorization.
52395979 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 165604.
The product of its digits is 765450, while the sum is 49.
The square root of 52395979 is about 7238.5066830114. The cubic root of 52395979 is about 374.1961542648.
The spelling of 52395979 in words is "fifty-two million, three hundred ninety-five thousand, nine hundred seventy-nine".
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