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50250553 is a prime number
BaseRepresentation
bin1011111110110…
…0001100111001
310111112222210121
42333230030321
5100331004203
64553013241
71150060033
oct277541471
9114488717
1050250553
1126401a91
12149b4221
13a545472
146960c53
1546290bd
hex2fec339

50250553 has 2 divisors, whose sum is σ = 50250554. Its totient is φ = 50250552.

The previous prime is 50250547. The next prime is 50250583. The reversal of 50250553 is 35505205.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 49112064 + 1138489 = 7008^2 + 1067^2 .

It is a cyclic number.

It is not a de Polignac number, because 50250553 - 217 = 50119481 is a prime.

It is not a weakly prime, because it can be changed into another prime (50250583) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25125276 + 25125277.

It is an arithmetic number, because the mean of its divisors is an integer number (25125277).

Almost surely, 250250553 is an apocalyptic number.

It is an amenable number.

50250553 is a deficient number, since it is larger than the sum of its proper divisors (1).

50250553 is an equidigital number, since it uses as much as digits as its factorization.

50250553 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3750, while the sum is 25.

The square root of 50250553 is about 7088.7624448842. The cubic root of 50250553 is about 369.0174882711.

Adding to 50250553 its reverse (35505205), we get a palindrome (85755758).

The spelling of 50250553 in words is "fifty million, two hundred fifty thousand, five hundred fifty-three".