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10870729 is a prime number
BaseRepresentation
bin101001011101…
…111111001001
3202110021211121
4221131333021
510240330404
61024555241
7161254042
oct51357711
922407747
1010870729
116155381
123782b21
132337cac
14162d8c9
15e4ae54
hexa5dfc9

10870729 has 2 divisors, whose sum is σ = 10870730. Its totient is φ = 10870728.

The previous prime is 10870703. The next prime is 10870733. The reversal of 10870729 is 92707801.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9120400 + 1750329 = 3020^2 + 1323^2 .

It is a cyclic number.

It is not a de Polignac number, because 10870729 - 211 = 10868681 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 10870694 and 10870703.

It is not a weakly prime, because it can be changed into another prime (10870799) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5435364 + 5435365.

It is an arithmetic number, because the mean of its divisors is an integer number (5435365).

Almost surely, 210870729 is an apocalyptic number.

It is an amenable number.

10870729 is a deficient number, since it is larger than the sum of its proper divisors (1).

10870729 is an equidigital number, since it uses as much as digits as its factorization.

10870729 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7056, while the sum is 34.

The square root of 10870729 is about 3297.0788586262. The cubic root of 10870729 is about 221.5233734488.

The spelling of 10870729 in words is "ten million, eight hundred seventy thousand, seven hundred twenty-nine".