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5178341031 = 337347134443
BaseRepresentation
bin1001101001010011…
…10011011010100111
3111100212221222110120
410310221303122213
541101123403111
62213501453023
7242216113113
oct46451633247
914325858416
105178341031
112218047296
121006271173
13646aa1626
14371a46743
15204933406
hex134a736a7

5178341031 has 16 divisors (see below), whose sum is σ = 7111549824. Its totient is φ = 3349219104.

The previous prime is 5178341027. The next prime is 5178341081. The reversal of 5178341031 is 1301438715.

It is not a de Polignac number, because 5178341031 - 22 = 5178341027 is a prime.

It is a super-2 number, since 2×51783410312 = 53630431666676285922, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 5178340983 and 5178341001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5178341081) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 28705 + ... + 105738.

It is an arithmetic number, because the mean of its divisors is an integer number (444471864).

Almost surely, 25178341031 is an apocalyptic number.

5178341031 is a deficient number, since it is larger than the sum of its proper divisors (1933208793).

5178341031 is a wasteful number, since it uses less digits than its factorization.

5178341031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 134830.

The product of its (nonzero) digits is 10080, while the sum is 33.

The square root of 5178341031 is about 71960.6908735596. The cubic root of 5178341031 is about 1730.0694984721.

Adding to 5178341031 its reverse (1301438715), we get a palindrome (6479779746).

The spelling of 5178341031 in words is "five billion, one hundred seventy-eight million, three hundred forty-one thousand, thirty-one".

Divisors: 1 3 37 111 347 1041 12839 38517 134443 403329 4974391 14923173 46651721 139955163 1726113677 5178341031