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13030001002985 = 52606000200597
BaseRepresentation
bin1011110110011100100010…
…0101001100100111101001
31201010122201011200101111012
42331213020211030213221
53201440420224043420
643413522210113305
72513246400045401
oct275471045144751
951118634611435
1013030001002985
114173aa096933a
121565374b7b835
13736954311ba5
14330926651801
15178e1840cdc5
hexbd9c894c9e9

13030001002985 has 4 divisors (see below), whose sum is σ = 15636001203588. Its totient is φ = 10424000802384.

The previous prime is 13030001002981. The next prime is 13030001003017. The reversal of 13030001002985 is 58920010003031.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 7838639259049 + 5191361743936 = 2799757^2 + 2278456^2 .

It is a cyclic number.

It is not a de Polignac number, because 13030001002985 - 22 = 13030001002981 is a prime.

It is a super-2 number, since 2×130300010029852 (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13030001002981) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1303000100294 + ... + 1303000100303.

It is an arithmetic number, because the mean of its divisors is an integer number (3909000300897).

Almost surely, 213030001002985 is an apocalyptic number.

It is an amenable number.

13030001002985 is a deficient number, since it is larger than the sum of its proper divisors (2606000200603).

13030001002985 is an equidigital number, since it uses as much as digits as its factorization.

13030001002985 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2606000200602.

The product of its (nonzero) digits is 6480, while the sum is 32.

The spelling of 13030001002985 in words is "thirteen trillion, thirty billion, one million, two thousand, nine hundred eighty-five".

Divisors: 1 5 2606000200597 13030001002985