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10247869 is a prime number
BaseRepresentation
bin100111000101…
…111010111101
3201021122102201
4213011322331
510110412434
61003351501
7153051112
oct47057275
921248381
1010247869
11586a415
123522591
13217a638
14150a909
15d76614
hex9c5ebd

10247869 has 2 divisors, whose sum is σ = 10247870. Its totient is φ = 10247868.

The previous prime is 10247863. The next prime is 10247873. The reversal of 10247869 is 96874201.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9703225 + 544644 = 3115^2 + 738^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-10247869 is a prime.

It is a super-2 number, since 2×102478692 = 210037638082322, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10247863) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5123934 + 5123935.

It is an arithmetic number, because the mean of its divisors is an integer number (5123935).

Almost surely, 210247869 is an apocalyptic number.

It is an amenable number.

10247869 is a deficient number, since it is larger than the sum of its proper divisors (1).

10247869 is an equidigital number, since it uses as much as digits as its factorization.

10247869 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 24192, while the sum is 37.

The square root of 10247869 is about 3201.2292951302. The cubic root of 10247869 is about 217.2090194401.

The spelling of 10247869 in words is "ten million, two hundred forty-seven thousand, eight hundred sixty-nine".