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16342630813 = 71512285363
BaseRepresentation
bin11110011100001100…
…01100000110011101
31120011221112122220201
433032012030012131
5231432203141223
611301355143501
71115662032655
oct171606140635
946157478821
1016342630813
116a26a97463
123201144b91
131705a5c162
14b10681365
15659b25ead
hex3ce18c19d

16342630813 has 4 divisors (see below), whose sum is σ = 16344923328. Its totient is φ = 16340338300.

The previous prime is 16342630789. The next prime is 16342630823. The reversal of 16342630813 is 31803624361.

16342630813 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, and also an emirpimes, since its reverse is a distinct semiprime: 31803624361 = 171870801433.

It is a cyclic number.

It is not a de Polignac number, because 16342630813 - 25 = 16342630781 is a prime.

It is a super-3 number, since 3×163426308133 (a number of 32 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16342630823) 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, 1135531 + ... + 1149832.

It is an arithmetic number, because the mean of its divisors is an integer number (4086230832).

Almost surely, 216342630813 is an apocalyptic number.

It is an amenable number.

16342630813 is a deficient number, since it is larger than the sum of its proper divisors (2292515).

16342630813 is an equidigital number, since it uses as much as digits as its factorization.

16342630813 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2292514.

The product of its (nonzero) digits is 62208, while the sum is 37.

The spelling of 16342630813 in words is "sixteen billion, three hundred forty-two million, six hundred thirty thousand, eight hundred thirteen".

Divisors: 1 7151 2285363 16342630813