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13820442713 = 711179486269
BaseRepresentation
bin11001101111100001…
…10011100001011001
31022200011121020021122
430313300303201121
5211301013131323
610203220015025
7666324552620
oct146760634131
938604536248
1013820442713
115952309190
122818531475
1313c336166c
149516d66b7
1555d4b5ec8
hex337c33859

13820442713 has 8 divisors (see below), whose sum is σ = 17230681920. Its totient is φ = 10769176080.

The previous prime is 13820442679. The next prime is 13820442719. The reversal of 13820442713 is 31724402831.

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 13820442713 - 216 = 13820377177 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13820442719) 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, 89743058 + ... + 89743211.

It is an arithmetic number, because the mean of its divisors is an integer number (2153835240).

Almost surely, 213820442713 is an apocalyptic number.

It is an amenable number.

13820442713 is a deficient number, since it is larger than the sum of its proper divisors (3410239207).

13820442713 is a wasteful number, since it uses less digits than its factorization.

13820442713 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 179486287.

The product of its (nonzero) digits is 32256, while the sum is 35.

It can be divided in two parts, 13820 and 442713, that added together give a cube (456533 = 773).

The spelling of 13820442713 in words is "thirteen billion, eight hundred twenty million, four hundred forty-two thousand, seven hundred thirteen".

Divisors: 1 7 11 77 179486269 1256403883 1974348959 13820442713