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10668030693 = 317592021609
BaseRepresentation
bin10011110111101110…
…10011101011100101
31000112110210002221220
421323313103223211
5133322003440233
64522324530553
7525235523205
oct117367235345
930473702856
1010668030693
1145849093a1
122098850a59
1310102153c8
14732b78405
15426867eb3
hex27bdd3ae5

10668030693 has 8 divisors (see below), whose sum is σ = 14232134400. Its totient is φ = 7107973728.

The previous prime is 10668030649. The next prime is 10668030697. The reversal of 10668030693 is 39603086601.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 10668030693 - 213 = 10668022501 is a prime.

It is a super-2 number, since 2×106680306932 (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10668030697) 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, 1005528 + ... + 1016081.

It is an arithmetic number, because the mean of its divisors is an integer number (1779016800).

Almost surely, 210668030693 is an apocalyptic number.

It is an amenable number.

10668030693 is a deficient number, since it is larger than the sum of its proper divisors (3564103707).

10668030693 is a wasteful number, since it uses less digits than its factorization.

10668030693 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2023371.

The product of its (nonzero) digits is 139968, while the sum is 42.

The spelling of 10668030693 in words is "ten billion, six hundred sixty-eight million, thirty thousand, six hundred ninety-three".

Divisors: 1 3 1759 5277 2021609 6064827 3556010231 10668030693