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10689802273 is a prime number
BaseRepresentation
bin10011111010010100…
…10111000000100001
31000120222202012221201
421331022113000201
5133343042133043
64524423321201
7525621551203
oct117512270041
930528665851
1010689802273
114596129737
1220a3bb0201
131014898cb7
14735a04773
15428718c4d
hex27d297021

10689802273 has 2 divisors, whose sum is σ = 10689802274. Its totient is φ = 10689802272.

The previous prime is 10689802271. The next prime is 10689802289. The reversal of 10689802273 is 37220898601.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7374000384 + 3315801889 = 85872^2 + 57583^2 .

It is a cyclic number.

It is not a de Polignac number, because 10689802273 - 21 = 10689802271 is a prime.

It is a super-2 number, since 2×106898022732 (a number of 21 digits) contains 22 as substring.

Together with 10689802271, it forms a pair of twin primes.

It is the 103392-nd Hogben number.

It is not a weakly prime, because it can be changed into another prime (10689802271) by changing a digit.

It is a nontrivial repunit in base 103391.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5344901136 + 5344901137.

It is an arithmetic number, because the mean of its divisors is an integer number (5344901137).

Almost surely, 210689802273 is an apocalyptic number.

It is an amenable number.

10689802273 is a deficient number, since it is larger than the sum of its proper divisors (1).

10689802273 is an equidigital number, since it uses as much as digits as its factorization.

10689802273 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 290304, while the sum is 46.

The spelling of 10689802273 in words is "ten billion, six hundred eighty-nine million, eight hundred two thousand, two hundred seventy-three".