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10430557 is a prime number
BaseRepresentation
bin100111110010…
…100001011101
3201121221000221
4213302201131
510132234212
61011321341
7154441534
oct47624135
921557027
1010430557
1159846a5
1235b0251
132212837
14155731b
15db0807
hex9f285d

10430557 has 2 divisors, whose sum is σ = 10430558. Its totient is φ = 10430556.

The previous prime is 10430549. The next prime is 10430561. The reversal of 10430557 is 75503401.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8964036 + 1466521 = 2994^2 + 1211^2 .

It is an emirp because it is prime and its reverse (75503401) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 10430557 - 23 = 10430549 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10430657) 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, 5215278 + 5215279.

It is an arithmetic number, because the mean of its divisors is an integer number (5215279).

Almost surely, 210430557 is an apocalyptic number.

It is an amenable number.

10430557 is a deficient number, since it is larger than the sum of its proper divisors (1).

10430557 is an equidigital number, since it uses as much as digits as its factorization.

10430557 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2100, while the sum is 25.

The square root of 10430557 is about 3229.6372861360. The cubic root of 10430557 is about 218.4921476581.

Adding to 10430557 its reverse (75503401), we get a palindrome (85933958).

The spelling of 10430557 in words is "ten million, four hundred thirty thousand, five hundred fifty-seven".