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712817610713 = 131723140235611
BaseRepresentation
bin10100101111101110011…
…11011000111111011001
32112010220111002111010122
422113313033120333121
543134322302020323
61303244111123025
7102333166501655
oct12276717307731
92463814074118
10712817610713
11255338a5a2aa
12b6195213475
13522abb0c390
1426701753a65
151381e4ccec8
hexa5f73d8fd9

712817610713 has 16 divisors (see below), whose sum is σ = 848144981376. Its totient is φ = 592355216640.

The previous prime is 712817610689. The next prime is 712817610727. The reversal of 712817610713 is 317016718217.

It is a cyclic number.

It is not a de Polignac number, because 712817610713 - 218 = 712817348569 is a prime.

It is a super-2 number, since 2×7128176107132 (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (712817610793) 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, 70112723 + ... + 70122888.

It is an arithmetic number, because the mean of its divisors is an integer number (53009061336).

Almost surely, 2712817610713 is an apocalyptic number.

It is an amenable number.

712817610713 is a deficient number, since it is larger than the sum of its proper divisors (135327370663).

712817610713 is a wasteful number, since it uses less digits than its factorization.

712817610713 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 140235664.

The product of its (nonzero) digits is 98784, while the sum is 44.

The spelling of 712817610713 in words is "seven hundred twelve billion, eight hundred seventeen million, six hundred ten thousand, seven hundred thirteen".

Divisors: 1 13 17 23 221 299 391 5083 140235611 1823062943 2384005387 3225419053 30992070031 41930447689 54832123901 712817610713