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13030496892 = 2235721371997
BaseRepresentation
bin11000010001010110…
…11001101001111100
31020122010011211100000
430020223121221330
5203141301400032
65553000434300
7640623252600
oct141053315174
936563154300
1013030496892
1155874151a6
122637a78990
1312c87bbbba
148b8827500
15513e77e7c
hex308ad9a7c

13030496892 has 216 divisors, whose sum is σ = 40045050864. Its totient is φ = 3693973248.

The previous prime is 13030496881. The next prime is 13030496893. The reversal of 13030496892 is 29869403031.

It is a happy number.

13030496892 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13030496893) 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 71 ways as a sum of consecutive naturals, for example, 6524038 + ... + 6526034.

It is an arithmetic number, because the mean of its divisors is an integer number (185393754).

Almost surely, 213030496892 is an apocalyptic number.

13030496892 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 13030496892, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (20022525432).

13030496892 is an abundant number, since it is smaller than the sum of its proper divisors (27014553972).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13030496892 is a wasteful number, since it uses less digits than its factorization.

13030496892 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2167 (or 2146 counting only the distinct ones).

The product of its (nonzero) digits is 279936, while the sum is 45.

The spelling of 13030496892 in words is "thirteen billion, thirty million, four hundred ninety-six thousand, eight hundred ninety-two".