Base | Representation |
---|---|
bin | 110000111001100010… |
… | …110001101000000111 |
3 | 12000112011110121221201 |
4 | 300321202301220013 |
5 | 1330012241300111 |
6 | 40042004523331 |
7 | 3536060230504 |
oct | 607142615007 |
9 | 160464417851 |
10 | 52505025031 |
11 | 202a3799478 |
12 | a2139b0547 |
13 | 4c49a3b464 |
14 | 27812cc4ab |
15 | 15747646c1 |
hex | c398b1a07 |
52505025031 has 4 divisors (see below), whose sum is σ = 52523934912. Its totient is φ = 52486115152.
The previous prime is 52505025019. The next prime is 52505025043. The reversal of 52505025031 is 13052050525.
It is a semiprime because it is the product of two primes.
It is an interprime number because it is at equal distance from previous prime (52505025019) and next prime (52505025043).
It is a cyclic number.
It is not a de Polignac number, because 52505025031 - 215 = 52504992263 is a prime.
It is a super-2 number, since 2×525050250312 (a number of 22 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (52505025931) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9450775 + ... + 9456328.
It is an arithmetic number, because the mean of its divisors is an integer number (13130983728).
Almost surely, 252505025031 is an apocalyptic number.
52505025031 is a deficient number, since it is larger than the sum of its proper divisors (18909881).
52505025031 is a wasteful number, since it uses less digits than its factorization.
52505025031 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 18909880.
The product of its (nonzero) digits is 7500, while the sum is 28.
Adding to 52505025031 its reverse (13052050525), we get a palindrome (65557075556).
The spelling of 52505025031 in words is "fifty-two billion, five hundred five million, twenty-five thousand, thirty-one".
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