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13055415668 = 229833320299
BaseRepresentation
bin11000010100010100…
…11101010101110100
31020200212001211110122
430022022131111310
5203214141300133
65555250511112
7641345126231
oct141212352564
936625054418
1013055415668
11559a495029
122644295498
131300a05139
148bbc72788
1551624b498
hex30a29d574

13055415668 has 12 divisors (see below), whose sum is σ = 22870226400. Its totient is φ = 6521065272.

The previous prime is 13055415661. The next prime is 13055415673. The reversal of 13055415668 is 86651455031.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13055415661) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1656218 + ... + 1664081.

It is an arithmetic number, because the mean of its divisors is an integer number (1905852200).

Almost surely, 213055415668 is an apocalyptic number.

It is an amenable number.

13055415668 is a deficient number, since it is larger than the sum of its proper divisors (9814810732).

13055415668 is a wasteful number, since it uses less digits than its factorization.

13055415668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3321286 (or 3321284 counting only the distinct ones).

The product of its (nonzero) digits is 432000, while the sum is 44.

The spelling of 13055415668 in words is "thirteen billion, fifty-five million, four hundred fifteen thousand, six hundred sixty-eight".

Divisors: 1 2 4 983 1966 3932 3320299 6640598 13281196 3263853917 6527707834 13055415668