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676181317343 = 73711812210617
BaseRepresentation
bin10011101011011111000…
…11000001011011011111
32101122100020102221200012
421311233203001123133
542034304404123333
61234344452153435
766565255236020
oct11655743013337
92348306387605
10676181317343
112408487a88a4
12ab06b90887b
134b9c08b628c
1424a27bc6c47
15128c7e7ee48
hex9d6f8c16df

676181317343 has 16 divisors (see below), whose sum is σ = 794336944704. Its totient is φ = 563441806080.

The previous prime is 676181317327. The next prime is 676181317349. The reversal of 676181317343 is 343713181676.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 676181317343 - 24 = 676181317327 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 676181317291 and 676181317300.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (676181317349) 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, 799430 + ... + 1411187.

It is an arithmetic number, because the mean of its divisors is an integer number (49646059044).

Almost surely, 2676181317343 is an apocalyptic number.

676181317343 is a deficient number, since it is larger than the sum of its proper divisors (118155627361).

676181317343 is a wasteful number, since it uses less digits than its factorization.

676181317343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2211842.

The product of its digits is 1524096, while the sum is 50.

The spelling of 676181317343 in words is "six hundred seventy-six billion, one hundred eighty-one million, three hundred seventeen thousand, three hundred forty-three".

Divisors: 1 7 37 259 1181 8267 43697 305879 2210617 15474319 81792829 572549803 2610738677 18275170739 96597331049 676181317343