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52127325031 = 1491931812683
BaseRepresentation
bin110000100011000001…
…111101101101100111
311222112211202110221211
4300203001331231213
51323224043400111
635540313252251
73523522644355
oct604301755547
9158484673854
1052127325031
112011a574911
12a129404087
134bb9707132
1427470907d5
151551508521
hexc2307db67

52127325031 has 8 divisors (see below), whose sum is σ = 52749104400. Its totient is φ = 51509171712.

The previous prime is 52127325017. The next prime is 52127325049. The reversal of 52127325031 is 13052372125.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-52127325031 is a prime.

It is a super-2 number, since 2×521273250312 (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 = 52127324984 and 52127325002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52127328031) 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 7 ways as a sum of consecutive naturals, for example, 877585 + ... + 935098.

It is an arithmetic number, because the mean of its divisors is an integer number (6593638050).

Almost surely, 252127325031 is an apocalyptic number.

52127325031 is a deficient number, since it is larger than the sum of its proper divisors (621779369).

52127325031 is a wasteful number, since it uses less digits than its factorization.

52127325031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1813025.

The product of its (nonzero) digits is 12600, while the sum is 31.

Adding to 52127325031 its reverse (13052372125), we get a palindrome (65179697156).

The spelling of 52127325031 in words is "fifty-two billion, one hundred twenty-seven million, three hundred twenty-five thousand, thirty-one".

Divisors: 1 149 193 28757 1812683 270089767 349847819 52127325031