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8105276052613 = 64749372537467
BaseRepresentation
bin111010111110010100000…
…0110011001010010000101
31001200212010121211222200001
41311330220012121102011
52030244101132140423
625123302403121301
71464405203462305
oct165745006312205
931625117758601
108105276052613
1126454790337a3
12aaaa34673231
1346a42a4c720c
142004242dd605
15e0c84484cad
hex75f28199485

8105276052613 has 8 divisors (see below), whose sum is σ = 8119451005632. Its totient is φ = 8091106185696.

The previous prime is 8105276052611. The next prime is 8105276052673. The reversal of 8105276052613 is 3162506725018.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 8105276052613 - 21 = 8105276052611 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 (8105276052611) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1925506 + ... + 4462972.

It is an arithmetic number, because the mean of its divisors is an integer number (1014931375704).

Almost surely, 28105276052613 is an apocalyptic number.

It is an amenable number.

8105276052613 is a deficient number, since it is larger than the sum of its proper divisors (14174953019).

8105276052613 is a wasteful number, since it uses less digits than its factorization.

8105276052613 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2543051.

The product of its (nonzero) digits is 604800, while the sum is 46.

The spelling of 8105276052613 in words is "eight trillion, one hundred five billion, two hundred seventy-six million, fifty-two thousand, six hundred thirteen".

Divisors: 1 647 4937 2537467 3194239 1641741149 12527474579 8105276052613