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3243234142013 = 91731666121221
BaseRepresentation
bin101111001100011111110…
…100011010011100111101
3102111001100120012221020112
4233030133310122130331
5411114120420021023
610521530551155405
7453213236231255
oct57143764323475
912431316187215
103243234142013
1110404a2138758
12444688675b65
131a6ab2c65518
14b2d8acda965
155956d594478
hex2f31fd1a73d

3243234142013 has 8 divisors (see below), whose sum is σ = 3243935243736. Its totient is φ = 3242533134400.

The previous prime is 3243234142009. The next prime is 3243234142079. The reversal of 3243234142013 is 3102414323423.

It can be written as a sum of positive squares in 4 ways, for example, as 429972652729 + 2813261489284 = 655723^2 + 1677278^2 .

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 3243234142013 - 22 = 3243234142009 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3243233142013) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 152820743 + ... + 152841963.

It is an arithmetic number, because the mean of its divisors is an integer number (405491905467).

Almost surely, 23243234142013 is an apocalyptic number.

It is an amenable number.

3243234142013 is a deficient number, since it is larger than the sum of its proper divisors (701101723).

3243234142013 is a wasteful number, since it uses less digits than its factorization.

3243234142013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47055.

The product of its (nonzero) digits is 41472, while the sum is 32.

Adding to 3243234142013 its reverse (3102414323423), we get a palindrome (6345648465436).

The spelling of 3243234142013 in words is "three trillion, two hundred forty-three billion, two hundred thirty-four million, one hundred forty-two thousand, thirteen".

Divisors: 1 9173 16661 21221 152831353 194660233 353563081 3243234142013