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13789630801 = 17811154753
BaseRepresentation
bin11001101011110110…
…10001000101010001
31022121000121211021201
430311323101011101
5211220121141201
610200155351201
7665501633152
oct146573210521
938530554251
1013789630801
1159369837a1
12280a152501
1313b9b63c6b
1494b595929
1555a92b801
hex335ed1151

13789630801 has 4 divisors (see below), whose sum is σ = 14600785572. Its totient is φ = 12978476032.

The previous prime is 13789630787. The next prime is 13789630823. The reversal of 13789630801 is 10803698731.

13789630801 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 an emirpimes, since its reverse is a distinct semiprime: 10803698731 = 71543385533.

It can be written as a sum of positive squares in 2 ways, for example, as 12377675025 + 1411955776 = 111255^2 + 37576^2 .

It is a cyclic number.

It is not a de Polignac number, because 13789630801 - 217 = 13789499729 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13789630201) 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, 405577360 + ... + 405577393.

It is an arithmetic number, because the mean of its divisors is an integer number (3650196393).

Almost surely, 213789630801 is an apocalyptic number.

It is an amenable number.

13789630801 is a deficient number, since it is larger than the sum of its proper divisors (811154771).

13789630801 is an equidigital number, since it uses as much as digits as its factorization.

13789630801 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 811154770.

The product of its (nonzero) digits is 217728, while the sum is 46.

The spelling of 13789630801 in words is "thirteen billion, seven hundred eighty-nine million, six hundred thirty thousand, eight hundred one".

Divisors: 1 17 811154753 13789630801