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75850253 is a prime number
BaseRepresentation
bin1001000010101…
…10001000001101
312021201120222122
410201112020031
5123404202003
611305422325
71610500523
oct441261015
9167646878
1075850253
11398a7466
122149a9a5
131293960b
14a106313
1569d4238
hex485620d

75850253 has 2 divisors, whose sum is σ = 75850254. Its totient is φ = 75850252.

The previous prime is 75850219. The next prime is 75850279. The reversal of 75850253 is 35205857.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 48622729 + 27227524 = 6973^2 + 5218^2 .

It is a cyclic number.

It is not a de Polignac number, because 75850253 - 216 = 75784717 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (75850213) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37925126 + 37925127.

It is an arithmetic number, because the mean of its divisors is an integer number (37925127).

Almost surely, 275850253 is an apocalyptic number.

It is an amenable number.

75850253 is a deficient number, since it is larger than the sum of its proper divisors (1).

75850253 is an equidigital number, since it uses as much as digits as its factorization.

75850253 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 42000, while the sum is 35.

The square root of 75850253 is about 8709.2050727951. The cubic root of 75850253 is about 423.3039729295.

The spelling of 75850253 in words is "seventy-five million, eight hundred fifty thousand, two hundred fifty-three".