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17292668189 = 195915426109
BaseRepresentation
bin10000000110101110…
…010010110100011101
31122122011012120012012
4100012232102310131
5240403410340224
611535533521005
71151346153146
oct200656226435
948564176165
1017292668189
117374295615
123427343165
131827824c54
14ba0904acd
156b323880e
hex406b92d1d

17292668189 has 8 divisors (see below), whose sum is σ = 18511332000. Its totient is φ = 16104856752.

The previous prime is 17292668177. The next prime is 17292668219. The reversal of 17292668189 is 98186629271.

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 17292668189 - 232 = 12997700893 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (59).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (17292668119) 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, 7711934 + ... + 7714175.

It is an arithmetic number, because the mean of its divisors is an integer number (2313916500).

Almost surely, 217292668189 is an apocalyptic number.

17292668189 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

It is an amenable number.

17292668189 is a deficient number, since it is larger than the sum of its proper divisors (1218663811).

17292668189 is a wasteful number, since it uses less digits than its factorization.

17292668189 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15426187.

The product of its digits is 5225472, while the sum is 59.

The spelling of 17292668189 in words is "seventeen billion, two hundred ninety-two million, six hundred sixty-eight thousand, one hundred eighty-nine".

Divisors: 1 19 59 1121 15426109 293096071 910140431 17292668189