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5025303131 = 34127147253
BaseRepresentation
bin1001010111000100…
…00000101001011011
3110222012222211221012
410223202000221123
540242434200011
62150353404135
7235350241352
oct45342005133
913865884835
105025303131
11214971a692
12b82b6964b
1362117aa64
143595aa999
151e62a3a8b
hex12b880a5b

5025303131 has 4 divisors (see below), whose sum is σ = 5025484512. Its totient is φ = 5025121752.

The previous prime is 5025303109. The next prime is 5025303149. The reversal of 5025303131 is 1313035205.

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 5025303131 - 218 = 5025040987 is a prime.

It is a super-2 number, since 2×50253031312 = 50507343116876806322, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 5025303097 and 5025303106.

It is not an unprimeable number, because it can be changed into a prime (5025303161) 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, 39500 + ... + 107753.

It is an arithmetic number, because the mean of its divisors is an integer number (1256371128).

Almost surely, 25025303131 is an apocalyptic number.

5025303131 is a deficient number, since it is larger than the sum of its proper divisors (181381).

5025303131 is a wasteful number, since it uses less digits than its factorization.

5025303131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 181380.

The product of its (nonzero) digits is 1350, while the sum is 23.

The square root of 5025303131 is about 70889.3724827636. The cubic root of 5025303131 is about 1712.8556108501.

Adding to 5025303131 its reverse (1313035205), we get a palindrome (6338338336).

The spelling of 5025303131 in words is "five billion, twenty-five million, three hundred three thousand, one hundred thirty-one".

Divisors: 1 34127 147253 5025303131