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2025251609 is a prime number
BaseRepresentation
bin111100010110110…
…1110001100011001
312020010212102220212
41320231232030121
513121431022414
6532544100505
7101121232433
oct17055561431
95203772825
102025251609
1194a224567
12486304735
13263778c44
14152d8d653
15bcbee83e
hex78b6e319

2025251609 has 2 divisors, whose sum is σ = 2025251610. Its totient is φ = 2025251608.

The previous prime is 2025251567. The next prime is 2025251687. The reversal of 2025251609 is 9061525202.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1464745984 + 560505625 = 38272^2 + 23675^2 .

It is a cyclic number.

It is not a de Polignac number, because 2025251609 - 220 = 2024203033 is a prime.

It is not a weakly prime, because it can be changed into another prime (2025251909) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1012625804 + 1012625805.

It is an arithmetic number, because the mean of its divisors is an integer number (1012625805).

Almost surely, 22025251609 is an apocalyptic number.

It is an amenable number.

2025251609 is a deficient number, since it is larger than the sum of its proper divisors (1).

2025251609 is an equidigital number, since it uses as much as digits as its factorization.

2025251609 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10800, while the sum is 32.

The square root of 2025251609 is about 45002.7955687200. The cubic root of 2025251609 is about 1265.2013946096.

The spelling of 2025251609 in words is "two billion, twenty-five million, two hundred fifty-one thousand, six hundred nine".