Search a number
-
+
10825457 is a prime number
BaseRepresentation
bin101001010010…
…111011110001
3202100222201212
4221102323301
510232403312
61024005505
7161005046
oct51227361
922328655
1010825457
116124365
123760895
1323204c6
14161b1cd
15e3c822
hexa52ef1

10825457 has 2 divisors, whose sum is σ = 10825458. Its totient is φ = 10825456.

The previous prime is 10825453. The next prime is 10825489. The reversal of 10825457 is 75452801.

It is an a-pointer prime, because the next prime (10825489) can be obtained adding 10825457 to its sum of digits (32).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6948496 + 3876961 = 2636^2 + 1969^2 .

It is an emirp because it is prime and its reverse (75452801) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 10825457 - 22 = 10825453 is a prime.

It is not a weakly prime, because it can be changed into another prime (10825453) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5412728 + 5412729.

It is an arithmetic number, because the mean of its divisors is an integer number (5412729).

Almost surely, 210825457 is an apocalyptic number.

It is an amenable number.

10825457 is a deficient number, since it is larger than the sum of its proper divisors (1).

10825457 is an equidigital number, since it uses as much as digits as its factorization.

10825457 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 11200, while the sum is 32.

The square root of 10825457 is about 3290.2062245397. The cubic root of 10825457 is about 221.2154284349.

The spelling of 10825457 in words is "ten million, eight hundred twenty-five thousand, four hundred fifty-seven".