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18079200001 = 171960354251
BaseRepresentation
bin10000110101100110…
…101011001100000001
31201122222012112000001
4100311212223030001
5244011233400001
612145552000001
71210006443622
oct206546531401
951588175001
1018079200001
117738267605
123606830001
1319217707a5
14c37165a49
1570c300001
hex4359ab301

18079200001 has 8 divisors (see below), whose sum is σ = 19144011744. Its totient is φ = 17014536000.

The previous prime is 18079199953. The next prime is 18079200049. The reversal of 18079200001 is 10000297081.

It is an interprime number because it is at equal distance from previous prime (18079199953) and next prime (18079200049).

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 18079200001 - 217 = 18079068929 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (18079200101) 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, 306126 + ... + 360376.

It is an arithmetic number, because the mean of its divisors is an integer number (2393001468).

Almost surely, 218079200001 is an apocalyptic number.

It is an amenable number.

18079200001 is a deficient number, since it is larger than the sum of its proper divisors (1064811743).

18079200001 is a wasteful number, since it uses less digits than its factorization.

18079200001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73871.

The product of its (nonzero) digits is 1008, while the sum is 28.

Adding to 18079200001 its reverse (10000297081), we get a palindrome (28079497082).

The spelling of 18079200001 in words is "eighteen billion, seventy-nine million, two hundred thousand, one".

Divisors: 1 17 19603 54251 333251 922267 1063482353 18079200001