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5309709613187 = 7758529944741
BaseRepresentation
bin100110101000100001101…
…0110101111100010000011
3200210121021210101121110112
41031101003112233202003
51143443241130110222
615143125200221535
71055420361015620
oct115210326574203
920717253347415
105309709613187
11176792071a971
1271908300a8ab
132c691b69a005
14144dc425b347
15931b752cbe2
hex4d4435af883

5309709613187 has 4 divisors (see below), whose sum is σ = 6068239557936. Its totient is φ = 4551179668440.

The previous prime is 5309709613181. The next prime is 5309709613193. The reversal of 5309709613187 is 7813169079035.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (5309709613181) and next prime (5309709613193).

It is a cyclic number.

It is not a de Polignac number, because 5309709613187 - 212 = 5309709609091 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5309709613181) 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, 379264972364 + ... + 379264972377.

It is an arithmetic number, because the mean of its divisors is an integer number (1517059889484).

Almost surely, 25309709613187 is an apocalyptic number.

5309709613187 is a deficient number, since it is larger than the sum of its proper divisors (758529944749).

5309709613187 is an equidigital number, since it uses as much as digits as its factorization.

5309709613187 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 758529944748.

The product of its (nonzero) digits is 8573040, while the sum is 59.

The spelling of 5309709613187 in words is "five trillion, three hundred nine billion, seven hundred nine million, six hundred thirteen thousand, one hundred eighty-seven".

Divisors: 1 7 758529944741 5309709613187