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5105345389 is a prime number
BaseRepresentation
bin1001100000100110…
…10110001101101101
3111011210121102021021
410300103112031231
540423432023024
62202333134141
7240341501614
oct46023261555
914153542237
105105345389
11218a91a611
12ba592a351
13634924441
1436608487b
151ed314de4
hex1304d636d

5105345389 has 2 divisors, whose sum is σ = 5105345390. Its totient is φ = 5105345388.

The previous prime is 5105345341. The next prime is 5105345411. The reversal of 5105345389 is 9835435015.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4964329764 + 141015625 = 70458^2 + 11875^2 .

It is a cyclic number.

It is not a de Polignac number, because 5105345389 - 29 = 5105344877 is a prime.

It is a super-2 number, since 2×51053453892 = 52129103081967122642, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5105340389) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2552672694 + 2552672695.

It is an arithmetic number, because the mean of its divisors is an integer number (2552672695).

Almost surely, 25105345389 is an apocalyptic number.

It is an amenable number.

5105345389 is a deficient number, since it is larger than the sum of its proper divisors (1).

5105345389 is an equidigital number, since it uses as much as digits as its factorization.

5105345389 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 324000, while the sum is 43.

The square root of 5105345389 is about 71451.6996928694. The cubic root of 5105345389 is about 1721.9017846934.

The spelling of 5105345389 in words is "five billion, one hundred five million, three hundred forty-five thousand, three hundred eighty-nine".