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5311032313 = 31678632963
BaseRepresentation
bin1001111001000111…
…11110101111111001
3111201010122101200111
410330203332233321
541334111013223
62235001504321
7245420013136
oct47443765771
914633571614
105311032313
112285a37204
1210427a20a1
13668420092
1438550758d
152113e430d
hex13c8febf9

5311032313 has 16 divisors (see below), whose sum is σ = 5572509696. Its totient is φ = 5055423120.

The previous prime is 5311032301. The next prime is 5311032317. The reversal of 5311032313 is 3132301135.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 5311032313 - 217 = 5310901241 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5311032317) 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, 1790970 + ... + 1793932.

It is an arithmetic number, because the mean of its divisors is an integer number (348281856).

Almost surely, 25311032313 is an apocalyptic number.

It is an amenable number.

5311032313 is a deficient number, since it is larger than the sum of its proper divisors (261477383).

5311032313 is a wasteful number, since it uses less digits than its factorization.

5311032313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3924.

The product of its (nonzero) digits is 810, while the sum is 22.

The square root of 5311032313 is about 72876.8297403228. The cubic root of 5311032313 is about 1744.7223103634.

Adding to 5311032313 its reverse (3132301135), we get a palindrome (8443333448).

The spelling of 5311032313 in words is "five billion, three hundred eleven million, thirty-two thousand, three hundred thirteen".

Divisors: 1 31 67 863 2077 2963 26753 57821 91853 198521 1792451 2557069 6154151 79269139 171323623 5311032313