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1230324001 = 3139687871
BaseRepresentation
bin100100101010101…
…0100000100100001
310011202001221020121
41021111110010201
510004430332001
6322030040241
742326403304
oct11125240441
93152057217
101230324001
115815386a5
122a4049081
13167b80a8a
14b9584b3b
157302a6a1
hex49554121

1230324001 has 4 divisors (see below), whose sum is σ = 1270011904. Its totient is φ = 1190636100.

The previous prime is 1230323977. The next prime is 1230324019. The reversal of 1230324001 is 1004230321.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1230324001 - 219 = 1229799713 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1230324061) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19843905 + ... + 19843966.

It is an arithmetic number, because the mean of its divisors is an integer number (317502976).

Almost surely, 21230324001 is an apocalyptic number.

It is an amenable number.

1230324001 is a deficient number, since it is larger than the sum of its proper divisors (39687903).

1230324001 is an equidigital number, since it uses as much as digits as its factorization.

1230324001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39687902.

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 1230324001 is about 35075.9746977899. The cubic root of 1230324001 is about 1071.5353394918.

Adding to 1230324001 its reverse (1004230321), we get a palindrome (2234554322).

The spelling of 1230324001 in words is "one billion, two hundred thirty million, three hundred twenty-four thousand, one".

Divisors: 1 31 39687871 1230324001