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52130297319 = 31031104916067
BaseRepresentation
bin110000100011001101…
…010011010111100111
311222120001100111011120
4300203031103113213
51323230324003234
635540501105023
73523560134052
oct604315232747
9158501314146
1052130297319
1120121214a51
12a12a3b8173
134bba207c99
142747625a99
1515518e4049
hexc233535e7

52130297319 has 16 divisors (see below), whose sum is σ = 69645139200. Its totient is φ = 34684566080.

The previous prime is 52130297287. The next prime is 52130297339. The reversal of 52130297319 is 91379203125.

It is a cyclic number.

It is not a de Polignac number, because 52130297319 - 25 = 52130297287 is a prime.

It is a super-2 number, since 2×521302973192 (a number of 22 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52130297339) 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 15 ways as a sum of consecutive naturals, for example, 3236524 + ... + 3252590.

It is an arithmetic number, because the mean of its divisors is an integer number (4352821200).

Almost surely, 252130297319 is an apocalyptic number.

52130297319 is a deficient number, since it is larger than the sum of its proper divisors (17514841881).

52130297319 is a wasteful number, since it uses less digits than its factorization.

52130297319 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18150.

The product of its (nonzero) digits is 102060, while the sum is 42.

The spelling of 52130297319 in words is "fifty-two billion, one hundred thirty million, two hundred ninety-seven thousand, three hundred nineteen".

Divisors: 1 3 1031 1049 3093 3147 16067 48201 1081519 3244557 16565077 16854283 49695231 50562849 17376765773 52130297319