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6880671608831 = 471347710862749
BaseRepresentation
bin110010000100000011111…
…1111001010111111111111
3220100210012211112121222222
41210020013333022333333
51400213103412440311
622344534211555555
71310053312451066
oct144100777127777
926323184477888
106880671608831
112213092820949
1293162abbbbbb
133abac961ca47
1419b0521971dd
15bdeae6adadb
hex64207fcafff

6880671608831 has 8 divisors (see below), whose sum is σ = 7027590936000. Its totient is φ = 6733774034208.

The previous prime is 6880671608827. The next prime is 6880671608849. The reversal of 6880671608831 is 1388061760886.

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 6880671608831 - 22 = 6880671608827 is a prime.

It is a super-2 number, since 2×68806716088312 (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6880671608431) 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, 4797956 + ... + 6064793.

It is an arithmetic number, because the mean of its divisors is an integer number (878448867000).

Almost surely, 26880671608831 is an apocalyptic number.

6880671608831 is a deficient number, since it is larger than the sum of its proper divisors (146919327169).

6880671608831 is a wasteful number, since it uses less digits than its factorization.

6880671608831 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10876273.

The product of its (nonzero) digits is 18579456, while the sum is 62.

The spelling of 6880671608831 in words is "six trillion, eight hundred eighty billion, six hundred seventy-one million, six hundred eight thousand, eight hundred thirty-one".

Divisors: 1 47 13477 633419 10862749 510549203 146397268273 6880671608831