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17003378041 = 131307952157
BaseRepresentation
bin11111101010111101…
…01111010101111001
31121212222212002201021
433311132233111321
5234310331044131
611451121222441
71141234220506
oct176536572571
947788762637
1017003378041
117235a66651
123366491a21
1317ac906b50
14b7431c4ad
15697b42e11
hex3f57af579

17003378041 has 4 divisors (see below), whose sum is σ = 18311330212. Its totient is φ = 15695425872.

The previous prime is 17003378033. The next prime is 17003378057. The reversal of 17003378041 is 14087330071.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 5334841600 + 11668536441 = 73040^2 + 108021^2 .

It is a cyclic number.

It is not a de Polignac number, because 17003378041 - 23 = 17003378033 is a prime.

It is a super-2 number, since 2×170033780412 (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 17003377988 and 17003378006.

It is not an unprimeable number, because it can be changed into a prime (17003378641) 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, 653976066 + ... + 653976091.

It is an arithmetic number, because the mean of its divisors is an integer number (4577832553).

Almost surely, 217003378041 is an apocalyptic number.

It is an amenable number.

17003378041 is a deficient number, since it is larger than the sum of its proper divisors (1307952171).

17003378041 is a wasteful number, since it uses less digits than its factorization.

17003378041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1307952170.

The product of its (nonzero) digits is 14112, while the sum is 34.

The spelling of 17003378041 in words is "seventeen billion, three million, three hundred seventy-eight thousand, forty-one".

Divisors: 1 13 1307952157 17003378041