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6042681621 = 332231003601
BaseRepresentation
bin1011010000010110…
…00000000100010101
3120121010101000212000
411220023000010111
544333411302441
62435335345513
7302512642404
oct55013000425
916533330760
106042681621
112620a33159
121207822299
13753b91072
1441475d63b
152557692b6
hex1682c0115

6042681621 has 16 divisors (see below), whose sum is σ = 8992273920. Its totient is φ = 4010385600.

The previous prime is 6042681613. The next prime is 6042681643. The reversal of 6042681621 is 1261862406.

6042681621 is a `hidden beast` number, since 6 + 0 + 4 + 26 + 8 + 1 + 621 = 666.

It is not a de Polignac number, because 6042681621 - 23 = 6042681613 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6042681221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 495780 + ... + 507821.

It is an arithmetic number, because the mean of its divisors is an integer number (562017120).

Almost surely, 26042681621 is an apocalyptic number.

It is an amenable number.

6042681621 is a deficient number, since it is larger than the sum of its proper divisors (2949592299).

6042681621 is a wasteful number, since it uses less digits than its factorization.

6042681621 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1003833 (or 1003827 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 36.

The square root of 6042681621 is about 77734.6873731412. The cubic root of 6042681621 is about 1821.4191745556.

The spelling of 6042681621 in words is "six billion, forty-two million, six hundred eighty-one thousand, six hundred twenty-one".

Divisors: 1 3 9 27 223 669 2007 6021 1003601 3010803 9032409 27097227 223803023 671409069 2014227207 6042681621