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5130031643 = 1141109710369
BaseRepresentation
bin1001100011100011…
…00001001000011011
3111020112001121102222
410301301201020123
541001242003033
62205014214255
7241061356322
oct46161411033
914215047388
105130031643
1121a2850780
12bb205438b
13639a888a9
1436946d0b9
1520058e598
hex131c6121b

5130031643 has 16 divisors (see below), whose sum is σ = 5738675040. Its totient is φ = 4545331200.

The previous prime is 5130031637. The next prime is 5130031649. The reversal of 5130031643 is 3461300315.

It is an interprime number because it is at equal distance from previous prime (5130031637) and next prime (5130031649).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-5130031643 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5130031649) 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, 489563 + ... + 499931.

It is an arithmetic number, because the mean of its divisors is an integer number (358667190).

Almost surely, 25130031643 is an apocalyptic number.

5130031643 is a deficient number, since it is larger than the sum of its proper divisors (608643397).

5130031643 is a wasteful number, since it uses less digits than its factorization.

5130031643 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11518.

The product of its (nonzero) digits is 3240, while the sum is 26.

The square root of 5130031643 is about 71624.2392141096. The cubic root of 5130031643 is about 1724.6726697259.

Adding to 5130031643 its reverse (3461300315), we get a palindrome (8591331958).

The spelling of 5130031643 in words is "five billion, one hundred thirty million, thirty-one thousand, six hundred forty-three".

Divisors: 1 11 41 451 1097 10369 12067 44977 114059 425129 494747 4676419 11374793 125122723 466366513 5130031643