Base | Representation |
---|---|
bin | 110000111011110000… |
… | …111111010011111011 |
3 | 12000121202121200011222 |
4 | 300323300333103323 |
5 | 1330101312234111 |
6 | 40045415542255 |
7 | 3540022141142 |
oct | 607360772373 |
9 | 160552550158 |
10 | 52542305531 |
11 | 20312841901 |
12 | a22438a98b |
13 | 4c54692221 |
14 | 2786234759 |
15 | 1577b7a7db |
hex | c3bc3f4fb |
52542305531 has 16 divisors (see below), whose sum is σ = 55440900960. Its totient is φ = 49722059520.
The previous prime is 52542305521. The next prime is 52542305537. The reversal of 52542305531 is 13550324525.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-52542305531 is a prime.
It is a super-2 number, since 2×525423055312 (a number of 22 digits) contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 52542305491 and 52542305500.
It is not an unprimeable number, because it can be changed into a prime (52542305537) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 448151 + ... + 553103.
It is an arithmetic number, because the mean of its divisors is an integer number (3465056310).
Almost surely, 252542305531 is an apocalyptic number.
52542305531 is a deficient number, since it is larger than the sum of its proper divisors (2898595429).
52542305531 is a wasteful number, since it uses less digits than its factorization.
52542305531 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 105326.
The product of its (nonzero) digits is 90000, while the sum is 35.
The spelling of 52542305531 in words is "fifty-two billion, five hundred forty-two million, three hundred five thousand, five hundred thirty-one".
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