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1402314013 = 7319209781
BaseRepresentation
bin101001110010101…
…1001110100011101
310121201200221012001
41103211121310131
510332443022023
6351052242301
746515321022
oct12345316435
93551627161
101402314013
1165a62a301
12331770391
131946abb09
14d4355549
15831a06ad
hex53959d1d

1402314013 has 4 divisors (see below), whose sum is σ = 1421523868. Its totient is φ = 1383104160.

The previous prime is 1402313977. The next prime is 1402314029. The reversal of 1402314013 is 3104132041.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3104132041 = 6983444527.

It can be written as a sum of positive squares in 2 ways, for example, as 528402169 + 873911844 = 22987^2 + 29562^2 .

It is a cyclic number.

It is not a de Polignac number, because 1402314013 - 221 = 1400216861 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 (1402314083) 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 in 3 ways as a sum of consecutive naturals, for example, 9604818 + ... + 9604963.

It is an arithmetic number, because the mean of its divisors is an integer number (355380967).

Almost surely, 21402314013 is an apocalyptic number.

It is an amenable number.

1402314013 is a deficient number, since it is larger than the sum of its proper divisors (19209855).

1402314013 is an equidigital number, since it uses as much as digits as its factorization.

1402314013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19209854.

The product of its (nonzero) digits is 288, while the sum is 19.

The square root of 1402314013 is about 37447.4834000898. The cubic root of 1402314013 is about 1119.3049506115.

Adding to 1402314013 its reverse (3104132041), we get a palindrome (4506446054).

The spelling of 1402314013 in words is "one billion, four hundred two million, three hundred fourteen thousand, thirteen".

Divisors: 1 73 19209781 1402314013