Search a number
-
+
1252430005141 = 7293610643591
BaseRepresentation
bin10010001110011010101…
…001010100001110010101
311102201202000000022222201
4102032122221110032111
5131004434040131031
62355205225324501
7156325245251620
oct22163251241625
94381660008881
101252430005141
114431750a5a57
12182890336731
139114691a7a3
1444891888db7
15228a2a81d61
hex1239aa54395

1252430005141 has 8 divisors (see below), whose sum is σ = 1436233728384. Its totient is φ = 1069847569680.

The previous prime is 1252430005087. The next prime is 1252430005147. The reversal of 1252430005141 is 1415000342521.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1252430005141 - 231 = 1250282521493 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1252430005147) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 305319745 + ... + 305323846.

It is an arithmetic number, because the mean of its divisors is an integer number (179529216048).

Almost surely, 21252430005141 is an apocalyptic number.

It is an amenable number.

1252430005141 is a deficient number, since it is larger than the sum of its proper divisors (183803723243).

1252430005141 is an equidigital number, since it uses as much as digits as its factorization.

1252430005141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 610643891.

The product of its (nonzero) digits is 4800, while the sum is 28.

Adding to 1252430005141 its reverse (1415000342521), we get a palindrome (2667430347662).

The spelling of 1252430005141 in words is "one trillion, two hundred fifty-two billion, four hundred thirty million, five thousand, one hundred forty-one".

Divisors: 1 7 293 2051 610643591 4274505137 178918572163 1252430005141