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6830819589589 = 31220349019019
BaseRepresentation
bin110001101100110110010…
…0100110011110111010101
3220012000112120011122210221
41203121230210303313111
51343404004303331324
622310011334114341
71303340035335112
oct143315444636725
926160476148727
106830819589589
1121a3a30640a46
12923a377ab9b1
133a71b3422ac8
14198883387909
15bca42cea0e4
hex6366c933dd5

6830819589589 has 4 divisors (see below), whose sum is σ = 7051168608640. Its totient is φ = 6610470570540.

The previous prime is 6830819589571. The next prime is 6830819589593. The reversal of 6830819589589 is 9859859180386.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-6830819589589 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6830819589889) 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, 110174509479 + ... + 110174509540.

It is an arithmetic number, because the mean of its divisors is an integer number (1762792152160).

Almost surely, 26830819589589 is an apocalyptic number.

It is an amenable number.

6830819589589 is a deficient number, since it is larger than the sum of its proper divisors (220349019051).

6830819589589 is a wasteful number, since it uses less digits than its factorization.

6830819589589 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 220349019050.

The product of its (nonzero) digits is 1343692800, while the sum is 79.

The spelling of 6830819589589 in words is "six trillion, eight hundred thirty billion, eight hundred nineteen million, five hundred eighty-nine thousand, five hundred eighty-nine".

Divisors: 1 31 220349019019 6830819589589